feat(home): 更新完成页面UI并优化串口连接状态管理

- 更新设备屏幕尺寸配置从1920*1080调整为1024x600
- 添加完成页面的AppBar导航和返回功能
- 重构CompletePage布局，使用SafeArea和ConstrainedBox适配不同屏幕
- 添加国际化支持的完成按钮文本
- 优化完成页面视觉元素，包括图标大小和间距调整
- 实现串口连接状态的响应式管理，解决UI状态同步问题
- 优化串口运行器的状态更新逻辑，实现乐观更新机制
- 调整完成页面按钮布局，提供完成和重新运行选项

AGENTS.md

@@ -163,4 +163,4 @@ AppLocalizations 支持中文(zh)和英文(en)，使用 `AppLocalizations.of(con
 ## 其他说明
 
 1. 需求文档：[已确认-污水毒品快检一体机_功能需求文档.md](docs/%E5%B7%B2%E7%A1%AE%E8%AE%A4-%E6%B1%A1%E6%B0%B4%E6%AF%92%E5%93%81%E5%BF%AB%E6%A3%80%E4%B8%80%E4%BD%93%E6%9C%BA_%E5%8A%9F%E8%83%BD%E9%9C%80%E6%B1%82%E6%96%87%E6%A1%A3.md)
-2. 运行设备屏幕尺寸为1920*1080(横屏),UI设计必须支持此尺寸
+2. 运行设备屏幕尺寸为1024x600(横屏),屏幕密度为200，UI设计必须支持此尺寸

android/app/src/main/AndroidManifest.xml

@@ -4,6 +4,9 @@
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
 
+    <!-- USB Host：与下位机（USB 转串口）通信 -->
+    <uses-feature android:name="android.hardware.usb.host" android:required="true" />
+
     <application
         android:label="kuaishai2"
         android:name="${applicationName}"
@@ -28,6 +31,15 @@
                 <category android:name="android.intent.category.HOME"/>
                 <category android:name="android.intent.category.DEFAULT"/>
             </intent-filter>
+            <!-- USB 设备过滤：当下位机（USB 转串口）插入时，系统会启动本 Activity 并附带设备信息。
+                 配合 @xml/usb_device_filter 中声明的 vendor-id 列表使用。
+                 若下位机使用其它芯片，可在此追加 vendor-id。 -->
+            <intent-filter>
+                <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
+            </intent-filter>
+            <meta-data
+                android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
+                android:resource="@xml/usb_device_filter" />
             <!-- Specifies an Android theme to apply to this Activity as soon as
                  the Android process has started. This theme is visible to the user
                  while the Flutter UI initializes. After that, this theme continues

android/app/src/main/kotlin/com/xiarui/kuaishai2/MainActivity.kt

@@ -1,10 +1,18 @@
 package com.xiarui.kuaishai2
 
+import android.content.ContentValues
+import android.os.Build
 import android.os.Bundle
+import android.os.Environment
+import android.provider.MediaStore
 import android.view.KeyEvent
 import android.view.View
 import android.view.WindowManager
 import io.flutter.embedding.android.FlutterActivity
+import io.flutter.embedding.engine.FlutterEngine
+import io.flutter.plugin.common.MethodChannel
+import java.io.File
+import java.io.FileOutputStream
 
 /**
  * Kiosk 模式主 Activity
@@ -14,12 +22,80 @@ import io.flutter.embedding.android.FlutterActivity
  */
 class MainActivity : FlutterActivity() {
 
+    private val downloadsChannel = "com.xiarui.kuaishai2/downloads"
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         // 保持屏幕常亮
         window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
     }
 
+    override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
+        super.configureFlutterEngine(flutterEngine)
+        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, downloadsChannel)
+            .setMethodCallHandler { call, result ->
+                when (call.method) {
+                    "saveToDownloads" -> handleSaveToDownloads(call, result)
+                    else -> result.notImplemented()
+                }
+            }
+    }
+
+    private fun handleSaveToDownloads(
+        call: io.flutter.plugin.common.MethodCall,
+        result: MethodChannel.Result,
+    ) {
+        val filename = call.argument<String>("filename")
+        val bytes = call.argument<ByteArray>("bytes")
+        if (filename.isNullOrEmpty() || bytes == null) {
+            result.error("ARG_ERROR", "filename 和 bytes 必填", null)
+            return
+        }
+        try {
+            val savedPath = saveToDownloads(filename, bytes)
+            result.success(savedPath)
+        } catch (e: Exception) {
+            result.error("SAVE_FAILED", e.message ?: "保存失败", null)
+        }
+    }
+
+    /**
+     * 保存到公共 Downloads 目录。
+     * - Android 10+：通过 MediaStore.Downloads 写入，无需 WRITE_EXTERNAL_STORAGE 权限
+     * - Android 9 及以下：直接写 /storage/emulated/0/Download/，需 WRITE_EXTERNAL_STORAGE
+     */
+    private fun saveToDownloads(filename: String, bytes: ByteArray): String {
+        val mimeType =
+            "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            val values = ContentValues().apply {
+                put(MediaStore.Downloads.DISPLAY_NAME, filename)
+                put(MediaStore.Downloads.MIME_TYPE, mimeType)
+                put(MediaStore.Downloads.IS_PENDING, 1)
+            }
+            val resolver = contentResolver
+            val uri = resolver.insert(
+                MediaStore.Downloads.EXTERNAL_CONTENT_URI,
+                values,
+            ) ?: throw IllegalStateException("无法创建 MediaStore 记录")
+            resolver.openOutputStream(uri)?.use { it.write(bytes) }
+                ?: throw IllegalStateException("无法打开输出流")
+            values.clear()
+            values.put(MediaStore.Downloads.IS_PENDING, 0)
+            resolver.update(uri, values, null, null)
+            "${Environment.DIRECTORY_DOWNLOADS}/$filename"
+        } else {
+            @Suppress("DEPRECATION")
+            val dir = Environment.getExternalStoragePublicDirectory(
+                Environment.DIRECTORY_DOWNLOADS,
+            )
+            if (!dir.exists()) dir.mkdirs()
+            val file = File(dir, filename)
+            FileOutputStream(file).use { it.write(bytes) }
+            file.absolutePath
+        }
+    }
+
     override fun onWindowFocusChanged(hasFocus: Boolean) {
         super.onWindowFocusChanged(hasFocus)
         if (hasFocus) {

android/app/src/main/res/xml/usb_device_filter.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    USB 设备过滤：下位机使用常见 USB 转串口芯片时自动识别
+    包含：CH340 / CH341 / CH343 / CH9103、FTDI、CP210x、PL2303
+    若下位机使用其他芯片，可继续追加 vendor-id + product-id
+-->
+<resources>
+    <usb-device vendor-id="0x1A86" />   <!-- CH340 / CH341 / CH343 / CH9103 系列 -->
+    <usb-device vendor-id="0x0403" />   <!-- FTDI 系列 -->
+    <usb-device vendor-id="0x10C4" />   <!-- Silicon Labs CP210x 系列 -->
+    <usb-device vendor-id="0x067B" />   <!-- Prolific PL2303 系列 -->
+</resources>

docs/下位机交互数据模型.md

@@ -0,0 +1,178 @@
+---
+title: 默认模块
+language_tabs:
+  - shell: Shell
+  - http: HTTP
+  - javascript: JavaScript
+  - ruby: Ruby
+  - python: Python
+  - php: PHP
+  - java: Java
+  - go: Go
+toc_footers: []
+includes: []
+search: true
+code_clipboard: true
+highlight_theme: darkula
+headingLevel: 2
+generator: "@tarslib/widdershins v4.0.30"
+
+---
+
+# 默认模块
+
+Base URLs:
+
+# Authentication
+
+# 数据模型
+
+<h2 id="tocS_设备基本信息">设备基本信息</h2>
+
+<a id="schema设备基本信息"></a>
+<a id="schema_设备基本信息"></a>
+<a id="tocS设备基本信息"></a>
+<a id="tocs设备基本信息"></a>
+
+```json
+{
+  "message_id": "string",
+  "type": "string",
+  "ack": "string",
+  "need_ack": true,
+  "data": {
+    "door_status": "string",
+    "task_status": "string",
+    "light_status": "string"
+  }
+}
+
+```
+
+### 属性
+
+|名称|类型|必选|约束|中文名|说明|
+|---|---|---|---|---|---|
+|message_id|string|true|none||none|
+|type|string|true|none|类型|device_info|
+|ack|string|true|none||none|
+|need_ack|boolean|true|none||none|
+|data|object|true|none||none|
+|» door_status|string|true|none|门状态|open=开，close=关|
+|» task_status|string|true|none|任务运行状态|running=运行中，pause=暂停，idle=空闲|
+|» light_status|string|true|none|灯状态|on=开，off= 关|
+
+<h2 id="tocS_下发任务">下发任务</h2>
+
+<a id="schema下发任务"></a>
+<a id="schema_下发任务"></a>
+<a id="tocS下发任务"></a>
+<a id="tocs下发任务"></a>
+
+```json
+{
+  "message_id": "string",
+  "type": "string",
+  "ack": "string",
+  "need_ack": true,
+  "data": {
+    "steps": [
+      {
+        "no": 0,
+        "slot": 0,
+        "name": "string",
+        "mixtime": 0,
+        "pulltime": 0,
+        "volume": 0,
+        "speed": 0
+      }
+    ],
+    "temperature": 0,
+    "airflowtime": 0
+  }
+}
+
+```
+
+### 属性
+
+|名称|类型|必选|约束|中文名|说明|
+|---|---|---|---|---|---|
+|message_id|string|true|none||由uuid生成唯一识别码|
+|type|string|true|none|指令类型|create_task|
+|ack|string|true|none||需要响应的消息id|
+|need_ack|boolean|true|none|是否需要响应|true|
+|data|object|true|none||none|
+|» steps|[object]|true|none|步骤列表|none|
+|»» no|integer|true|none|步骤号|none|
+|»» slot|integer|true|none|槽位号|none|
+|»» name|string|true|none|步骤名称|none|
+|»» mixtime|integer|true|none|搅拌时间|单位：秒|
+|»» pulltime|integer|true|none|吸磁时间|单位：秒|
+|»» volume|integer|true|none|容积|范围 0-2000|
+|»» speed|integer|true|none|速度等级|范围：1-10|
+|» temperature|integer|true|none|加热温度|none|
+|» airflowtime|integer|true|none|吹气时间|单位：秒|
+
+<h2 id="tocS_灯光控制">灯光控制</h2>
+
+<a id="schema灯光控制"></a>
+<a id="schema_灯光控制"></a>
+<a id="tocS灯光控制"></a>
+<a id="tocs灯光控制"></a>
+
+```json
+{
+  "message_id": "string",
+  "type": "string",
+  "ack": " ",
+  "need_ack": true,
+  "data": {
+    "status": "string"
+  }
+}
+
+```
+
+### 属性
+
+|名称|类型|必选|约束|中文名|说明|
+|---|---|---|---|---|---|
+|message_id|string|true|none||none|
+|type|string|true|none|类型|none|
+|ack|string|true|none||none|
+|need_ack|boolean|true|none||none|
+|data|object|true|none||none|
+|» status|string|true|none|开光|on / off|
+
+<h2 id="tocS_任务控制">任务控制</h2>
+
+<a id="schema任务控制"></a>
+<a id="schema_任务控制"></a>
+<a id="tocS任务控制"></a>
+<a id="tocs任务控制"></a>
+
+```json
+{
+  "message_id": "string",
+  "type": "string",
+  "ack": "string",
+  "need_ack": true,
+  "data": {
+    "status": "string"
+  }
+}
+
+```
+
+### 属性
+
+|名称|类型|必选|约束|中文名|说明|
+|---|---|---|---|---|---|
+|message_id|string|true|none||none|
+|type|string|true|none|类型|control|
+|ack|string¦null|true|none||none|
+|need_ack|boolean|true|none||none|
+|data|object|true|none||none|
+|» status|string|true|none|状态|continue=继续，stop=停止，暂停=pause|
+

lib/core/database/database_service.dart

@@ -20,7 +20,7 @@ class DatabaseService {
 
     return await openDatabase(
       path,
-      version: 2,
+      version: 3,
       onCreate: _onCreate,
       onUpgrade: _onUpgrade,
     );
@@ -34,7 +34,9 @@ class DatabaseService {
         code TEXT NOT NULL UNIQUE,
         name TEXT NOT NULL,
         created_at TEXT NOT NULL,
-        status INTEGER DEFAULT 1
+        status INTEGER DEFAULT 1,
+        temperature INTEGER DEFAULT 50,
+        airflow_time INTEGER DEFAULT 60
       )
     ''');
 
@@ -49,10 +51,8 @@ class DatabaseService {
         mix_time INTEGER DEFAULT 0,
         magnet_time INTEGER DEFAULT 0,
         volume INTEGER DEFAULT 0,
-        mix_speed TEXT DEFAULT '中速',
-        blow_speed TEXT DEFAULT '中速',
         blow_time INTEGER DEFAULT 0,
-        needle_speed INTEGER DEFAULT 5,
+        speed INTEGER DEFAULT 5,
         FOREIGN KEY (program_id) REFERENCES programs(id) ON DELETE CASCADE
       )
     ''');
@@ -82,6 +82,15 @@ class DatabaseService {
       // 初始化默认密码
       await db.insert('settings', {'key': 'password', 'value': '123456'});
     }
+    if (oldVersion < 3) {
+      // v3: 重构字段
+      // programs 增加 temperature, airflow_time
+      await db.execute('ALTER TABLE programs ADD COLUMN temperature INTEGER DEFAULT 50');
+      await db.execute('ALTER TABLE programs ADD COLUMN airflow_time INTEGER DEFAULT 60');
+      // steps 删除 mix_speed, blow_speed, needle_speed；增加 speed
+      // sqflite 不支持 DROP COLUMN，旧字段保留但不再使用
+      await db.execute('ALTER TABLE steps ADD COLUMN speed INTEGER DEFAULT 5');
+    }
   }
 
   Future<void> close() async {
@@ -91,6 +100,30 @@ class DatabaseService {
     }
   }
 
+  /// 通用 KV 读：读取 settings 表中 [key] 对应的 value；不存在返回 null
+  Future<String?> readSetting(String key) async {
+    final db = await database;
+    final rows = await db.query(
+      'settings',
+      columns: ['value'],
+      where: 'key = ?',
+      whereArgs: [key],
+      limit: 1,
+    );
+    if (rows.isEmpty) return null;
+    return rows.first['value'] as String?;
+  }
+
+  /// 通用 KV 写：以 INSERT OR REPLACE 写入 settings 表
+  Future<void> writeSetting(String key, String value) async {
+    final db = await database;
+    await db.insert(
+      'settings',
+      {'key': key, 'value': value},
+      conflictAlgorithm: ConflictAlgorithm.replace,
+    );
+  }
+
   /// 初始化测试数据（仅调试模式使用）
   Future<void> initTestData() async {
     final db = await database;
@@ -103,11 +136,11 @@ class DatabaseService {
 
     // 插入测试程序并添加步骤
     final testPrograms = [
-      {'code': 'P001', 'name': '标准检测程序', 'created_at': '2026-05-19', 'status': 1},
-      {'code': 'P002', 'name': '快速检测程序', 'created_at': '2026-05-18', 'status': 1},
-      {'code': 'P003', 'name': '深度检测程序', 'created_at': '2026-05-17', 'status': 1},
-      {'code': 'P004', 'name': '样本预处理程序', 'created_at': '2026-05-16', 'status': 0},
-      {'code': 'P005', 'name': '磁珠分离程序', 'created_at': '2026-05-15', 'status': 1},
+      {'code': 'P001', 'name': '标准检测程序', 'created_at': '2026-05-19', 'status': 1, 'temperature': 50, 'airflow_time': 60},
+      {'code': 'P002', 'name': '快速检测程序', 'created_at': '2026-05-18', 'status': 1, 'temperature': 45, 'airflow_time': 30},
+      {'code': 'P003', 'name': '深度检测程序', 'created_at': '2026-05-17', 'status': 1, 'temperature': 60, 'airflow_time': 90},
+      {'code': 'P004', 'name': '样本预处理程序', 'created_at': '2026-05-16', 'status': 0, 'temperature': 50, 'airflow_time': 60},
+      {'code': 'P005', 'name': '磁珠分离程序', 'created_at': '2026-05-15', 'status': 1, 'temperature': 55, 'airflow_time': 60},
     ];
 
     for (final program in testPrograms) {
@@ -123,10 +156,8 @@ class DatabaseService {
           'mix_time': 60,
           'magnet_time': 0,
           'volume': 100,
-          'mix_speed': '中速',
-          'blow_speed': '中速',
           'blow_time': 0,
-          'needle_speed': 5,
+          'speed': 5,
         },
         {
           'program_id': programId,
@@ -136,10 +167,8 @@ class DatabaseService {
           'mix_time': 0,
           'magnet_time': 30,
           'volume': 0,
-          'mix_speed': '中速',
-          'blow_speed': '中速',
           'blow_time': 0,
-          'needle_speed': 5,
+          'speed': 5,
         },
         {
           'program_id': programId,
@@ -149,10 +178,8 @@ class DatabaseService {
           'mix_time': 0,
           'magnet_time': 0,
           'volume': 0,
-          'mix_speed': '中速',
-          'blow_speed': '高速',
           'blow_time': 10,
-          'needle_speed': 8,
+          'speed': 8,
         },
       ];
 

lib/core/localization/app_localizations.dart

@@ -18,6 +18,7 @@ class AppLocalizations {
   String get running => _localizedValues[locale.languageCode]?['running'] ?? '运行中';
   String get idle => _localizedValues[locale.languageCode]?['idle'] ?? '未运行';
   String get lighting => _localizedValues[locale.languageCode]?['lighting'] ?? '照明';
+  String get deviceControl => _localizedValues[locale.languageCode]?['deviceControl'] ?? '设备控制';
 
   // 程序管理
   String get programs => _localizedValues[locale.languageCode]?['programs'] ?? '程序管理';
@@ -29,17 +30,18 @@ class AppLocalizations {
   String get editProgram => _localizedValues[locale.languageCode]?['editProgram'] ?? '编辑程序';
   String get deleteProgram => _localizedValues[locale.languageCode]?['deleteProgram'] ?? '删除程序';
   String get importProgram => _localizedValues[locale.languageCode]?['importProgram'] ?? '导入程序';
+  String get downloadTemplate => _localizedValues[locale.languageCode]?['downloadTemplate'] ?? '下载模板';
   String get viewDetails => _localizedValues[locale.languageCode]?['viewDetails'] ?? '查看详情';
   String get selectedProgram => _localizedValues[locale.languageCode]?['selectedProgram'] ?? '当前选中程序';
   String get selectedProgramLabel => _localizedValues[locale.languageCode]?['selectedProgramLabel'] ?? '当前选中';
   String get availablePrograms => _localizedValues[locale.languageCode]?['availablePrograms'] ?? '可用程序';
-  String get ceramicNotInstalled => _localizedValues[locale.languageCode]?['ceramicNotInstalled'] ?? '瓷套棒: 未安装 — 禁止启动';
-  String get ceramicInstalled => _localizedValues[locale.languageCode]?['ceramicInstalled'] ?? '瓷套棒: 已安装';
   String get runningMonitor => _localizedValues[locale.languageCode]?['runningMonitor'] ?? '运行状态监控';
   String get currentHole => _localizedValues[locale.languageCode]?['currentHole'] ?? '当前孔位';
   String get stepParams => _localizedValues[locale.languageCode]?['stepParams'] ?? '步骤参数';
-  String get speed => _localizedValues[locale.languageCode]?['speed'] ?? '转速';
+  String get speed => _localizedValues[locale.languageCode]?['speed'] ?? '速度';
+  String get speedLevel => _localizedValues[locale.languageCode]?['speedLevel'] ?? '档';
   String get temperature => _localizedValues[locale.languageCode]?['temperature'] ?? '温度';
+  String get airflowTime => _localizedValues[locale.languageCode]?['airflowTime'] ?? '吹气时间';
   String get duration => _localizedValues[locale.languageCode]?['duration'] ?? '持续时间';
   String get sampleVolume => _localizedValues[locale.languageCode]?['sampleVolume'] ?? '样品体积';
   String get pleaseSelectProgram => _localizedValues[locale.languageCode]?['pleaseSelectProgram'] ?? '请选择要运行的程序';
@@ -54,6 +56,7 @@ class AppLocalizations {
   String get remainingTime => _localizedValues[locale.languageCode]?['remainingTime'] ?? '剩余时间';
   String get progress => _localizedValues[locale.languageCode]?['progress'] ?? '进度';
   String get ceramicSleeveConfirm => _localizedValues[locale.languageCode]?['ceramicSleeveConfirm'] ?? '运行前请确认已安装瓷套棒';
+  String get ceramicSleeveConfirmMessage => _localizedValues[locale.languageCode]?['ceramicSleeveConfirmMessage'] ?? '请确认已放置瓷套棒后再启动程序。';
   String get paused => _localizedValues[locale.languageCode]?['paused'] ?? '已暂停';
   String get stopConfirm => _localizedValues[locale.languageCode]?['stopConfirm'] ?? '确定要停止当前运行的程序吗？';
   String get currentProgram => _localizedValues[locale.languageCode]?['currentProgram'] ?? '当前程序';
@@ -68,15 +71,7 @@ class AppLocalizations {
   String get mixTime => _localizedValues[locale.languageCode]?['mixTime'] ?? '混合时间';
   String get magnetTime => _localizedValues[locale.languageCode]?['magnetTime'] ?? '吸磁时间';
   String get volume => _localizedValues[locale.languageCode]?['volume'] ?? '容积';
-  String get mixSpeed => _localizedValues[locale.languageCode]?['mixSpeed'] ?? '混合速度';
-  String get blowSpeed => _localizedValues[locale.languageCode]?['blowSpeed'] ?? '吹气速度';
   String get blowTime => _localizedValues[locale.languageCode]?['blowTime'] ?? '吹气时间';
-  String get needleSpeed => _localizedValues[locale.languageCode]?['needleSpeed'] ?? '下针速度';
-
-  // 速度选项
-  String get lowSpeed => _localizedValues[locale.languageCode]?['lowSpeed'] ?? '低速';
-  String get mediumSpeed => _localizedValues[locale.languageCode]?['mediumSpeed'] ?? '中速';
-  String get highSpeed => _localizedValues[locale.languageCode]?['highSpeed'] ?? '高速';
 
   // 设置
   String get settings => _localizedValues[locale.languageCode]?['settings'] ?? '系统设置';
@@ -98,6 +93,7 @@ class AppLocalizations {
   // 完成提示
   String get runComplete => _localizedValues[locale.languageCode]?['runComplete'] ?? '运行完成';
   String get sampleDropGuide => _localizedValues[locale.languageCode]?['sampleDropGuide'] ?? '请将样本滴入检测卡';
+  String get complete => _localizedValues[locale.languageCode]?['complete'] ?? '完成';
 
   // 补充缺失的翻译
   String get lightOn => _localizedValues[locale.languageCode]?['lightOn'] ?? '亮';
@@ -140,6 +136,7 @@ class AppLocalizations {
       'running': '运行中',
       'idle': '未运行',
       'lighting': '照明',
+      'deviceControl': '设备控制',
       'programs': '程序管理',
       'programList': '程序列表',
       'programName': '程序名称',
@@ -149,17 +146,18 @@ class AppLocalizations {
       'editProgram': '编辑程序',
       'deleteProgram': '删除程序',
       'importProgram': '导入程序',
+      'downloadTemplate': '下载模板',
       'viewDetails': '查看详情',
       'selectedProgram': '当前选中程序',
       'selectedProgramLabel': '当前选中',
       'availablePrograms': '可用程序',
-      'ceramicNotInstalled': '瓷套棒: 未安装 — 禁止启动',
-      'ceramicInstalled': '瓷套棒: 已安装',
       'runningMonitor': '运行状态监控',
       'currentHole': '当前孔位',
       'stepParams': '步骤参数',
-      'speed': '转速',
+      'speed': '速度',
+      'speedLevel': '档',
       'temperature': '温度',
+      'airflowTime': '吹气时间',
       'duration': '持续时间',
       'sampleVolume': '样品体积',
       'pleaseSelectProgram': '请选择要运行的程序',
@@ -172,6 +170,7 @@ class AppLocalizations {
       'remainingTime': '剩余时间',
       'progress': '进度',
       'ceramicSleeveConfirm': '运行前请确认已安装瓷套棒',
+      'ceramicSleeveConfirmMessage': '请确认已放置瓷套棒后再启动程序。',
       'paused': '已暂停',
       'stopConfirm': '确定要停止当前运行的程序吗？',
       'currentProgram': '当前程序',
@@ -184,13 +183,7 @@ class AppLocalizations {
       'mixTime': '混合时间',
       'magnetTime': '吸磁时间',
       'volume': '容积',
-      'mixSpeed': '混合速度',
-      'blowSpeed': '吹气速度',
       'blowTime': '吹气时间',
-      'needleSpeed': '下针速度',
-      'lowSpeed': '低速',
-      'mediumSpeed': '中速',
-      'highSpeed': '高速',
       'settings': '系统设置',
       'language': '语言设置',
       'password': '密码修改',
@@ -206,6 +199,7 @@ class AppLocalizations {
       'noData': '暂无数据',
       'runComplete': '运行完成',
       'sampleDropGuide': '请将样本滴入检测卡',
+      'complete': '完成',
       'lightOn': '亮',
       'lightOff': '暗',
       'enabled': '启用',
@@ -245,6 +239,7 @@ class AppLocalizations {
       'running': 'Running',
       'idle': 'Idle',
       'lighting': 'Lighting',
+      'deviceControl': 'Device Control',
       'programs': 'Programs',
       'programList': 'Program List',
       'programName': 'Program Name',
@@ -254,17 +249,18 @@ class AppLocalizations {
       'editProgram': 'Edit Program',
       'deleteProgram': 'Delete Program',
       'importProgram': 'Import Program',
+      'downloadTemplate': 'Download Template',
       'viewDetails': 'View Details',
       'selectedProgram': 'Selected Program',
       'selectedProgramLabel': 'Selected',
       'availablePrograms': 'Available Programs',
-      'ceramicNotInstalled': 'Ceramic sleeve: Not installed — Cannot start',
-      'ceramicInstalled': 'Ceramic sleeve: Installed',
       'runningMonitor': 'Running Status Monitor',
       'currentHole': 'Current Position',
       'stepParams': 'Step Parameters',
       'speed': 'Speed',
+      'speedLevel': 'level',
       'temperature': 'Temperature',
+      'airflowTime': 'Airflow Time',
       'duration': 'Duration',
       'sampleVolume': 'Sample Volume',
       'pleaseSelectProgram': 'Please select a program',
@@ -277,6 +273,7 @@ class AppLocalizations {
       'remainingTime': 'Remaining',
       'progress': 'Progress',
       'ceramicSleeveConfirm': 'Please confirm ceramic sleeve is installed',
+      'ceramicSleeveConfirmMessage': 'Please make sure the ceramic sleeve is in place before starting the program.',
       'paused': 'Paused',
       'stopConfirm': 'Are you sure to stop the running program?',
       'currentProgram': 'Current Program',
@@ -289,13 +286,7 @@ class AppLocalizations {
       'mixTime': 'Mix Time',
       'magnetTime': 'Magnet Time',
       'volume': 'Volume',
-      'mixSpeed': 'Mix Speed',
-      'blowSpeed': 'Blow Speed',
       'blowTime': 'Blow Time',
-      'needleSpeed': 'Needle Speed',
-      'lowSpeed': 'Low',
-      'mediumSpeed': 'Medium',
-      'highSpeed': 'High',
       'settings': 'Settings',
       'language': 'Language',
       'password': 'Password',
@@ -311,6 +302,7 @@ class AppLocalizations {
       'noData': 'No Data',
       'runComplete': 'Complete',
       'sampleDropGuide': 'Drop sample to test card',
+      'complete': 'Done',
       'lightOn': 'On',
       'lightOff': 'Off',
       'enabled': 'Enabled',

lib/core/router/app_router.dart

@@ -15,7 +15,12 @@ final goRouterProvider = Provider<GoRouter>((ref) {
       GoRoute(
         path: '/',
         name: 'home',
-        builder: (context, state) => const HomePage(),
+        builder: (context, state) {
+          // 支持 ?tab=N 查询参数,用于从其他页面跳回首页并切换到指定 tab
+          final tabParam = state.uri.queryParameters['tab'];
+          final initialTab = int.tryParse(tabParam ?? '') ?? 0;
+          return HomePage(initialTab: initialTab);
+        },
       ),
       GoRoute(
         path: '/programs',

lib/features/device/models/serial_config.dart

@@ -0,0 +1,126 @@
+import 'dart:convert';
+
+/// 串口奇偶校验
+enum SerialParity { none, odd, even, mark, space }
+
+/// 串口流控
+enum SerialFlowControl { none, rtsCts, xonXoff, dtrDsr }
+
+/// 串口配置
+///
+/// 持久化到 settings 表的 `serial_config` key 中；
+/// 打开串口时根据此配置构造底层 `UsbConfig`。
+class SerialConfig {
+  /// 设备 Vendor ID（十六进制）
+  final int vendorId;
+
+  /// 设备 Product ID（十六进制），0 表示不指定
+  final int productId;
+
+  /// 波特率
+  final int baudRate;
+
+  /// 数据位 (5/6/7/8)
+  final int dataBits;
+
+  /// 停止位 (1/2)
+  final int stopBits;
+
+  /// 校验位
+  final SerialParity parity;
+
+  /// 流控
+  final SerialFlowControl flowControl;
+
+  /// 读超时（毫秒）
+  final int readTimeoutMs;
+
+  /// 写超时（毫秒）
+  final int writeTimeoutMs;
+
+  const SerialConfig({
+    this.vendorId = 0x1A86,
+    this.productId = 0x7523,
+    this.baudRate = 9600,
+    this.dataBits = 8,
+    this.stopBits = 1,
+    this.parity = SerialParity.none,
+    this.flowControl = SerialFlowControl.none,
+    this.readTimeoutMs = 2000,
+    this.writeTimeoutMs = 2000,
+  });
+
+  /// 默认配置
+  static const SerialConfig defaults = SerialConfig();
+
+  /// 常用波特率
+  static const List<int> commonBaudRates = [
+    1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800,
+  ];
+
+  SerialConfig copyWith({
+    int? vendorId,
+    int? productId,
+    int? baudRate,
+    int? dataBits,
+    int? stopBits,
+    SerialParity? parity,
+    SerialFlowControl? flowControl,
+    int? readTimeoutMs,
+    int? writeTimeoutMs,
+  }) {
+    return SerialConfig(
+      vendorId: vendorId ?? this.vendorId,
+      productId: productId ?? this.productId,
+      baudRate: baudRate ?? this.baudRate,
+      dataBits: dataBits ?? this.dataBits,
+      stopBits: stopBits ?? this.stopBits,
+      parity: parity ?? this.parity,
+      flowControl: flowControl ?? this.flowControl,
+      readTimeoutMs: readTimeoutMs ?? this.readTimeoutMs,
+      writeTimeoutMs: writeTimeoutMs ?? this.writeTimeoutMs,
+    );
+  }
+
+  /// 编码为 JSON 字符串（用于持久化）
+  String toJsonString() => jsonEncode({
+        'vendorId': vendorId,
+        'productId': productId,
+        'baudRate': baudRate,
+        'dataBits': dataBits,
+        'stopBits': stopBits,
+        'parity': parity.name,
+        'flowControl': flowControl.name,
+        'readTimeoutMs': readTimeoutMs,
+        'writeTimeoutMs': writeTimeoutMs,
+      });
+
+  /// 从 JSON 字符串解码；解析失败时返回默认值
+  factory SerialConfig.fromJsonString(String? raw) {
+    if (raw == null || raw.isEmpty) return defaults;
+    try {
+      final map = jsonDecode(raw) as Map<String, dynamic>;
+      return SerialConfig(
+        vendorId: (map['vendorId'] as num?)?.toInt() ?? defaults.vendorId,
+        productId: (map['productId'] as num?)?.toInt() ?? defaults.productId,
+        baudRate: (map['baudRate'] as num?)?.toInt() ?? defaults.baudRate,
+        dataBits: (map['dataBits'] as num?)?.toInt() ?? defaults.dataBits,
+        stopBits: (map['stopBits'] as num?)?.toInt() ?? defaults.stopBits,
+        parity: SerialParity.values.firstWhere(
+          (e) => e.name == map['parity'],
+          orElse: () => defaults.parity,
+        ),
+        flowControl: SerialFlowControl.values.firstWhere(
+          (e) => e.name == map['flowControl'],
+          orElse: () => defaults.flowControl,
+        ),
+        readTimeoutMs:
+            (map['readTimeoutMs'] as num?)?.toInt() ?? defaults.readTimeoutMs,
+        writeTimeoutMs:
+            (map['writeTimeoutMs'] as num?)?.toInt() ?? defaults.writeTimeoutMs,
+      );
+    } catch (_) {
+      return defaults;
+    }
+  }
+}

lib/features/device/providers/run_state_provider.dart

@@ -1,17 +1,18 @@
-import 'dart:async';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+
 import '../../programs/models/program.dart';
 import '../../programs/models/step.dart';
 import '../../programs/services/program_service.dart';
-import '../services/mock_runner.dart';
+import '../services/runner_interface.dart';
+import 'serial_provider.dart';
 
 /// 运行状态枚举
 enum RunStatus {
-  idle,     // 待机
-  running,  // 运行中
-  paused,   // 已暂停
-  completed,// 已完成
-  error,    // 错误
+  idle,      // 待机
+  running,   // 运行中
+  paused,    // 已暂停
+  completed, // 已完成
+  error,     // 错误
 }
 
 /// 运行状态
@@ -23,6 +24,7 @@ class RunState {
   final int remainingSeconds;
   final double progress;
   final String? currentWell;
+  final String? errorMessage;
 
   const RunState({
     this.status = RunStatus.idle,
@@ -32,6 +34,7 @@ class RunState {
     this.remainingSeconds = 0,
     this.progress = 0,
     this.currentWell,
+    this.errorMessage,
   });
 
   RunState copyWith({
@@ -42,17 +45,21 @@ class RunState {
     int? remainingSeconds,
     double? progress,
     String? currentWell,
+    String? errorMessage,
     bool clearProgram = false,
     bool clearWell = false,
+    bool clearError = false,
   }) {
     return RunState(
       status: status ?? this.status,
-      currentProgram: clearProgram ? null : (currentProgram ?? this.currentProgram),
+      currentProgram:
+          clearProgram ? null : (currentProgram ?? this.currentProgram),
       steps: steps ?? this.steps,
       currentStepIndex: currentStepIndex ?? this.currentStepIndex,
       remainingSeconds: remainingSeconds ?? this.remainingSeconds,
       progress: progress ?? this.progress,
       currentWell: clearWell ? null : (currentWell ?? this.currentWell),
+      errorMessage: clearError ? null : (errorMessage ?? this.errorMessage),
     );
   }
 
@@ -68,8 +75,8 @@ class RunState {
     final minutes = (remainingSeconds % 3600) ~/ 60;
     final seconds = remainingSeconds % 60;
     return '${hours.toString().padLeft(2, '0')}:'
-           '${minutes.toString().padLeft(2, '0')}:'
-           '${seconds.toString().padLeft(2, '0')}';
+        '${minutes.toString().padLeft(2, '0')}:'
+        '${seconds.toString().padLeft(2, '0')}';
   }
 
   /// 格式化进度百分比
@@ -80,18 +87,24 @@ class RunState {
 
 /// 运行状态 Notifier
 class RunStateNotifier extends StateNotifier<RunState> {
-  final MockRunner _runner;
+  final Runner _runner;
   final ProgramService _programService;
 
   RunStateNotifier(this._runner, this._programService) : super(const RunState());
 
   /// 开始运行程序
   Future<void> start(Program program) async {
-    // 获取程序步骤（这里使用模拟数据，实际应从数据库读取）
-    final steps = await _loadSteps(program.id!);
+    if (state.status == RunStatus.running ||
+        state.status == RunStatus.paused) {
+      return;
+    }
 
+    final steps = await _programService.getStepsByProgramId(program.id!);
     if (steps.isEmpty) {
-      state = state.copyWith(status: RunStatus.error);
+      state = state.copyWith(
+        status: RunStatus.error,
+        errorMessage: '程序步骤为空',
+      );
       return;
     }
 
@@ -101,26 +114,36 @@ class RunStateNotifier extends StateNotifier<RunState> {
       steps: steps,
       currentStepIndex: 0,
       progress: 0,
+      currentWell: steps.first.position,
+      clearError: true,
     );
 
     _runner.start(
       program,
       steps,
-      (stepIndex, remaining, progress, well) {
-        state = state.copyWith(
-          currentStepIndex: stepIndex,
-          remainingSeconds: remaining,
-          progress: progress,
-          currentWell: well,
-        );
-      },
-      () {
-        state = state.copyWith(
-          status: RunStatus.completed,
-          progress: 1,
-          clearWell: true,
-        );
-      },
+      RunnerCallbacks(
+        onProgress: (stepIndex, remaining, progress, well) {
+          state = state.copyWith(
+            currentStepIndex: stepIndex,
+            remainingSeconds: remaining,
+            progress: progress,
+            currentWell: well,
+          );
+        },
+        onComplete: () {
+          state = state.copyWith(
+            status: RunStatus.completed,
+            progress: 1,
+            currentWell: steps.last.position,
+          );
+        },
+        onError: (msg) {
+          state = state.copyWith(
+            status: RunStatus.error,
+            errorMessage: msg,
+          );
+        },
+      ),
     );
   }
 
@@ -142,26 +165,17 @@ class RunStateNotifier extends StateNotifier<RunState> {
 
   /// 停止运行
   void stop() {
-    _runner.stop();
+    if (state.status == RunStatus.running ||
+        state.status == RunStatus.paused) {
+      _runner.stop();
+    }
     state = const RunState(status: RunStatus.idle);
   }
 
   /// 重置状态
-  void reset() {
-    stop();
-  }
-
-  /// 加载程序步骤（从数据库读取）
-  Future<List<Step>> _loadSteps(int programId) async {
-    return await _programService.getStepsByProgramId(programId);
-  }
+  void reset() => stop();
 }
 
-/// MockRunner Provider
-final mockRunnerProvider = Provider<MockRunner>((ref) {
-  return MockRunner();
-});
-
 /// ProgramService Provider
 final programServiceProvider = Provider<ProgramService>((ref) {
   return ProgramService.instance;
@@ -170,7 +184,7 @@ final programServiceProvider = Provider<ProgramService>((ref) {
 /// 运行状态 Provider
 final runStateProvider =
     StateNotifierProvider<RunStateNotifier, RunState>((ref) {
-  final runner = ref.watch(mockRunnerProvider);
+  final runner = ref.watch(runnerProvider);
   final programService = ref.watch(programServiceProvider);
   return RunStateNotifier(runner, programService);
 });

lib/features/device/providers/serial_provider.dart

@@ -1,7 +1,10 @@
+import 'dart:async';
+
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import '../../../core/database/database_service.dart';
 import '../models/serial_config.dart';
+import '../services/auto_serial_connect.dart';
 import '../services/device_message_service.dart';
 import '../services/json_protocol.dart';
 import '../services/runner_interface.dart';
@@ -15,6 +18,46 @@ final serialPortServiceProvider = Provider<SerialPortService>((ref) {
   return service;
 });
 
+/// 串口连接状态（响应式）
+///
+/// 直接 `ref.watch(serialPortServiceProvider).state` 不会触发 UI 重建，
+/// 因为 [SerialPortService] 内部 `_state` 的变化不会冒泡到 Provider 层。
+/// 这里把状态抽出为独立的 StateNotifierProvider，让状态栏等 UI 能即时
+/// 反映连接/断开事件，避免出现"标题栏显示已连接、实际下发失败"的错觉。
+class SerialConnectionStateNotifier
+    extends StateNotifier<SerialConnectionState> {
+  SerialConnectionStateNotifier(this._service) : super(_service.state) {
+    _sub = _service.connectionStateChanges.listen((s) => state = s);
+  }
+
+  final SerialPortService _service;
+  late final StreamSubscription<SerialConnectionState> _sub;
+
+  @override
+  void dispose() {
+    _sub.cancel();
+    super.dispose();
+  }
+}
+
+final serialConnectionStateProvider = StateNotifierProvider<
+    SerialConnectionStateNotifier, SerialConnectionState>((ref) {
+  final service = ref.watch(serialPortServiceProvider);
+  return SerialConnectionStateNotifier(service);
+});
+
+/// 启动自动连接服务
+///
+/// 通过 [main] 中的 ProviderContainer 在 runApp 之前触发一次，
+/// 服务内部立即尝试连接第一个 USB 串口设备，失败时按 3s 间隔重试。
+final autoSerialConnectProvider = Provider<AutoSerialConnect>((ref) {
+  final service = ref.watch(serialPortServiceProvider);
+  final auto = AutoSerialConnect(service);
+  auto.start();
+  ref.onDispose(auto.dispose);
+  return auto;
+});
+
 /// JSON 协议编解码器（可在调试/真机协议不一致时整体替换）
 final jsonProtocolProvider = Provider<JsonProtocolService>((ref) {
   return JsonProtocolService();

lib/features/device/services/auto_serial_connect.dart

@@ -0,0 +1,109 @@
+import 'dart:async';
+
+import 'package:usb_serial/usb_serial.dart';
+
+import '../models/serial_config.dart';
+import 'device_log.dart';
+import 'serial_port_service.dart';
+
+/// 启动自动连接服务
+///
+/// App 启动时调用 [start]，自动连接第一个可用的 USB 串口设备：
+/// - 固定 115200 波特率 / 8 数据位 / 1 停止位 / 默认其它
+/// - 连接失败时每 3 秒重试一次
+/// - 连接成功后停止重试；连接断开后重新进入重试循环
+class AutoSerialConnect {
+  /// 重试间隔
+  static const Duration retryInterval = Duration(seconds: 3);
+
+  /// 自动连接使用的固定参数
+  static const SerialConfig autoConfig = SerialConfig(
+    baudRate: 115200,
+    dataBits: 8,
+    stopBits: 1,
+  );
+
+  final SerialPortService _service;
+  Timer? _retryTimer;
+  StreamSubscription<SerialConnectionState>? _stateSub;
+  bool _disposed = false;
+
+  AutoSerialConnect(this._service);
+
+  /// 启动自动连接：立即尝试一次，失败则按 [retryInterval] 周期重试
+  void start() {
+    if (_stateSub != null) return;
+    _stateSub = _service.connectionStateChanges.listen(_onStateChange);
+    unawaited(_tryConnect());
+  }
+
+  void _onStateChange(SerialConnectionState s) {
+    if (_disposed) return;
+    switch (s) {
+      case SerialConnectionState.connected:
+        // 连接成功：停止重试
+        _cancelRetry();
+      case SerialConnectionState.disconnected:
+      case SerialConnectionState.error:
+        // 设备断开或出错：进入重试
+        _scheduleRetry();
+      case SerialConnectionState.connecting:
+        // 正在连接中，忽略
+        break;
+    }
+  }
+
+  Future<void> _tryConnect() async {
+    if (_disposed) return;
+    if (_service.isConnected ||
+        _service.state == SerialConnectionState.connecting) {
+      return;
+    }
+
+    final List<UsbDevice> devices;
+    try {
+      devices = await _service.listDevices();
+    } catch (e) {
+      DeviceLog.warn('列出 USB 设备失败: $e，${retryInterval.inSeconds}s 后重试');
+      _scheduleRetry();
+      return;
+    }
+
+    if (devices.isEmpty) {
+      DeviceLog.info('未检测到 USB 串口设备，${retryInterval.inSeconds}s 后重试');
+      _scheduleRetry();
+      return;
+    }
+
+    final device = devices.first;
+    final ok = await _service.connect(device, autoConfig);
+    if (!ok) {
+      DeviceLog.warn('串口自动连接失败: '
+          '${_service.lastError ?? "未知错误"}，${retryInterval.inSeconds}s 后重试');
+      _scheduleRetry();
+    }
+  }
+
+  void _scheduleRetry() {
+    if (_disposed) return;
+    if (_retryTimer != null) return;
+    _retryTimer = Timer(retryInterval, () {
+      _retryTimer = null;
+      unawaited(_tryConnect());
+    });
+  }
+
+  void _cancelRetry() {
+    _retryTimer?.cancel();
+    _retryTimer = null;
+  }
+
+  /// 释放资源
+  Future<void> dispose() async {
+    if (_disposed) return;
+    _disposed = true;
+    _cancelRetry();
+    await _stateSub?.cancel();
+    _stateSub = null;
+  }
+}

lib/features/device/services/device_message.dart

@@ -1,5 +1,7 @@
 import 'dart:convert';
 
+import 'package:uuid/uuid.dart';
+
 /// 下位机消息类型
 ///
 /// 对应《下位机交互数据模型.md》中定义的四种 type 字段。
@@ -147,18 +149,11 @@ class DeviceMessage {
 
 /// 消息 ID 生成器
 ///
-/// 使用时间戳 + 随机数生成全局唯一 ID（避免引入 uuid 依赖）。
-/// 格式：`<millis>-<rand>`，例如 `1717500000000-1a2b3c`
+/// 基于 [Uuid.v4] 生成全局唯一 ID（128 位随机，标准 36 字符 hex-with-dashes 形式）。
+/// 例如 `550e8400-e29b-41d4-a716-446655440000`。
 class MessageIdGenerator {
-  int _counter = 0;
+  static const Uuid _uuid = Uuid();
 
   /// 生成下一个唯一 ID
-  String next() {
-    _counter = (_counter + 1) & 0xFFFFFF;
-    final ts = DateTime.now().millisecondsSinceEpoch.toRadixString(36);
-    final rand = (_counter.toRadixString(36) +
-            (DateTime.now().microsecondsSinceEpoch & 0xFFFF).toRadixString(36))
-        .padLeft(4, '0');
-    return '$ts-$rand';
-  }
+  String next() => _uuid.v4();
 }

lib/features/device/services/json_protocol.dart

@@ -1,6 +1,7 @@
 import 'dart:convert';
 import 'dart:typed_data';
 
+import 'device_log.dart';
 import 'device_message.dart';
 
 /// JSON 协议层帧编解码器
@@ -67,7 +68,7 @@ class JsonProtocolService {
         (_buffer[2] << 8) |
         _buffer[3];
     if (len <= 0 || len > _maxFrameBytes) {
-      // 长度异常，丢弃首字节重新对齐
+      DeviceLog.warn('tryDecode: 异常长度=$len 丢弃首字节 0x${_buffer[0].toRadixString(16).padLeft(2, '0')}');
       _buffer.removeAt(0);
       return (null, 0);
     }

lib/features/device/services/mock_runner.dart

@@ -1,190 +0,0 @@
-import 'dart:async';
-import '../../programs/models/step.dart';
-import '../../programs/models/program.dart';
-
-/// 模拟运行器回调
-typedef RunProgressCallback = void Function(
-  int currentStepIndex,
-  int remainingSeconds,
-  double progress,
-  String currentWell,
-);
-
-typedef RunCompleteCallback = void Function();
-
-/// 模拟运行器
-/// 用于在没有实际硬件连接时模拟程序执行过程
-class MockRunner {
-  Timer? _timer;
-  Program? _currentProgram;
-  List<Step> _steps = [];
-  int _currentStepIndex = 0;
-  int _remainingSeconds = 0;
-  bool _isPaused = false;
-  RunProgressCallback? _onProgress;
-  RunCompleteCallback? _onComplete;
-
-  /// 是否正在运行
-  bool get isRunning => _timer != null && !_isPaused;
-
-  /// 是否已暂停
-  bool get isPaused => _isPaused;
-
-  /// 当前程序
-  Program? get currentProgram => _currentProgram;
-
-  /// 开始运行程序
-  void start(
-    Program program,
-    List<Step> steps,
-    RunProgressCallback onProgress,
-    RunCompleteCallback onComplete,
-  ) {
-    _currentProgram = program;
-    _steps = steps;
-    _onProgress = onProgress;
-    _onComplete = onComplete;
-    _currentStepIndex = 0;
-    _isPaused = false;
-
-    if (steps.isEmpty) {
-      onComplete();
-      return;
-    }
-
-    // 开始执行第一个步骤
-    _startStep(steps[0]);
-  }
-
-  /// 暂停运行
-  void pause() {
-    if (_timer != null && !_isPaused) {
-      _isPaused = true;
-      _timer!.cancel();
-      _timer = null;
-    }
-  }
-
-  /// 继续运行
-  void resume() {
-    if (_isPaused && _currentProgram != null) {
-      _isPaused = false;
-      _resumeStep();
-    }
-  }
-
-  /// 停止运行
-  void stop() {
-    _timer?.cancel();
-    _timer = null;
-    _currentProgram = null;
-    _steps = [];
-    _currentStepIndex = 0;
-    _remainingSeconds = 0;
-    _isPaused = false;
-  }
-
-  /// 开始执行步骤
-  void _startStep(Step step) {
-    // 计算步骤总时间（混合时间 + 吸磁时间 + 吹气时间）
-    _remainingSeconds = step.mixTime + step.magnetTime + step.blowTime;
-
-    // 如果步骤时间为0，设置最小演示时间（5秒）
-    if (_remainingSeconds == 0) {
-      _remainingSeconds = 5;
-    }
-
-    // 启动定时器，每秒更新
-    _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
-      _remainingSeconds--;
-
-      // 计算总进度
-      final totalSeconds = _calculateTotalSeconds();
-      final elapsedSeconds = _calculateElapsedSeconds();
-      final progress = totalSeconds > 0 ? elapsedSeconds / totalSeconds : 0.0;
-
-      // 回调进度更新
-      _onProgress?.call(
-        _currentStepIndex,
-        _remainingSeconds,
-        progress,
-        step.position,
-      );
-
-      // 步骤完成
-      if (_remainingSeconds <= 0) {
-        timer.cancel();
-        _timer = null;
-        _nextStep();
-      }
-    });
-  }
-
-  /// 继续执行步骤（从暂停恢复）
-  void _resumeStep() {
-    if (_currentStepIndex >= _steps.length) return;
-
-    final step = _steps[_currentStepIndex];
-    _timer = Timer.periodic(const Duration(seconds: 1), (timer) {
-      _remainingSeconds--;
-
-      final totalSeconds = _calculateTotalSeconds();
-      final elapsedSeconds = _calculateElapsedSeconds();
-      final progress = totalSeconds > 0 ? elapsedSeconds / totalSeconds : 0.0;
-
-      _onProgress?.call(
-        _currentStepIndex,
-        _remainingSeconds,
-        progress,
-        step.position,
-      );
-
-      if (_remainingSeconds <= 0) {
-        timer.cancel();
-        _timer = null;
-        _nextStep();
-      }
-    });
-  }
-
-  /// 执行下一个步骤
-  void _nextStep() {
-    _currentStepIndex++;
-
-    if (_currentStepIndex >= _steps.length) {
-      // 所有步骤完成
-      _onComplete?.call();
-      stop();
-    } else {
-      // 执行下一个步骤
-      _startStep(_steps[_currentStepIndex]);
-    }
-  }
-
-  /// 计算总执行时间
-  int _calculateTotalSeconds() {
-    int total = 0;
-    for (final step in _steps) {
-      int stepTime = step.mixTime + step.magnetTime + step.blowTime;
-      if (stepTime == 0) stepTime = 5;
-      total += stepTime;
-    }
-    return total;
-  }
-
-  /// 计算已执行时间
-  int _calculateElapsedSeconds() {
-    int elapsed = 0;
-    for (int i = 0; i < _currentStepIndex; i++) {
-      int stepTime = _steps[i].mixTime + _steps[i].magnetTime + _steps[i].blowTime;
-      if (stepTime == 0) stepTime = 5;
-      elapsed += stepTime;
-    }
-    // 加上当前步骤已执行的时间
-    final currentStep = _steps[_currentStepIndex];
-    int currentStepTime = currentStep.mixTime + currentStep.magnetTime + currentStep.blowTime;
-    if (currentStepTime == 0) currentStepTime = 5;
-    elapsed += currentStepTime - _remainingSeconds;
-    return elapsed;
-  }
-}

lib/features/device/services/mock_runner_impl.dart

@@ -1,114 +0,0 @@
-import '../../programs/models/program.dart';
-import '../../programs/models/step.dart';
-import 'runner_interface.dart';
-
-/// 模拟运行器（用于开发测试）
-/// 模拟硬件运行过程
-class MockRunner implements Runner {
-  @override
-  RunnerStatus status = RunnerStatus.idle;
-
-  bool _isRunning = false;
-  int _currentStep = 0;
-  int _remainingSeconds = 0;
-  RunnerCallbacks? _callbacks;
-  List<Step> _steps = [];
-
-  @override
-  void start(Program program, List<Step> steps, RunnerCallbacks callbacks) {
-    if (steps.isEmpty) {
-      callbacks.onError?.call('No steps to run');
-      status = RunnerStatus.error;
-      return;
-    }
-
-    _steps = steps;
-    _callbacks = callbacks;
-    _currentStep = 0;
-    _isRunning = true;
-    status = RunnerStatus.running;
-
-    // 开始模拟运行
-    _runSimulation();
-  }
-
-  void _runSimulation() {
-    if (!_isRunning || _currentStep >= _steps.length) {
-      _completeRun();
-      return;
-    }
-
-    final step = _steps[_currentStep];
-    // 计算步骤时间（混合时间 + 吸磁时间 + 吹气时间 + 5秒最小）
-    final stepTime = (step.mixTime ?? 0) + (step.magnetTime ?? 0) + (step.blowTime ?? 0) + 5;
-    _remainingSeconds = stepTime.clamp(5, 300);
-
-    // 模拟倒计时
-    _simulateStepProgress(stepTime);
-  }
-
-  void _simulateStepProgress(int totalSeconds) {
-    // 简化模拟：每秒更新进度
-    int elapsed = 0;
-    while (_isRunning && elapsed < totalSeconds) {
-      elapsed++;
-      final remaining = totalSeconds - elapsed;
-      final progress = elapsed / totalSeconds;
-
-      _callbacks?.onProgress?.call(
-        _currentStep,
-        remaining,
-        (_currentStep + progress) / _steps.length,
-        _steps[_currentStep].position,
-      );
-
-      // 实际实现需要使用 Timer
-      // await Future.delayed(Duration(seconds: 1));
-    }
-
-    if (_isRunning) {
-      _currentStep++;
-      _runSimulation();
-    }
-  }
-
-  void _completeRun() {
-    status = RunnerStatus.completed;
-    _isRunning = false;
-    _callbacks?.onComplete?.call();
-  }
-
-  @override
-  void pause() {
-    if (status == RunnerStatus.running) {
-      _isRunning = false;
-      status = RunnerStatus.paused;
-    }
-  }
-
-  @override
-  void resume() {
-    if (status == RunnerStatus.paused) {
-      _isRunning = true;
-      status = RunnerStatus.running;
-      // 继续运行
-      _runSimulation();
-    }
-  }
-
-  @override
-  void stop() {
-    _isRunning = false;
-    status = RunnerStatus.idle;
-    _currentStep = 0;
-    _remainingSeconds = 0;
-  }
-
-  @override
-  RunnerStatus getStatus() => status;
-
-  @override
-  void dispose() {
-    stop();
-  }
-}

lib/features/device/services/serial_runner.dart

@@ -66,6 +66,9 @@ class JsonSerialRunner implements Runner {
     final messageId = _msg.nextId();
     _pendingCreateTaskId = messageId;
     final msg = payload.toMessage(messageId, needAck: true);
+    // 乐观更新：与 RunStateNotifier 的运行态保持一致，
+    // 避免在 create_task 应答到达前的窗口里，pause/stop 被状态守卫静默丢弃。
+    status = RunnerStatus.running;
     DeviceLog.info('Runner.start: program="${program.name}" steps=${steps.length} '
         'temperature=${program.temperature} airflow=${program.airflowTime}');
     _msg.send(msg).then((ok) {
@@ -132,9 +135,9 @@ class JsonSerialRunner implements Runner {
     if (ack.ack != _pendingCreateTaskId) return;
     _pendingCreateTaskId = null;
     DeviceLog.info('Runner received create_task ack: id=${ack.messageId}');
-    // ack 即视为下位机已接受任务，进入 running 状态
-    if (status == RunnerStatus.idle || status == RunnerStatus.error) {
-      status = RunnerStatus.running;
+    // 状态已由 start() 乐观置为 running，此处仅启动本地兜底倒计时。
+    // 若发送失败，.then() 已将 status 置为 error，不应再启动倒计时。
+    if (status == RunnerStatus.running) {
       _startLocalTicker();
     }
   }

lib/features/home/pages/complete_page.dart

@@ -7,6 +7,12 @@ import '../../../shared/widgets/common_button.dart';
 import '../../device/providers/run_state_provider.dart';
 
 /// 运行完成提示页面
+///
+/// 页面提供两种返回设备控制页的方式：
+/// 1. 顶部 AppBar 的返回箭头
+/// 2. 卡片底部的「完成」主按钮
+///
+/// 内部使用 [SingleChildScrollView] 包裹，避免在父级高度受限时按钮被裁切。
 class CompletePage extends ConsumerWidget {
   const CompletePage({super.key});
 
@@ -16,115 +22,143 @@ class CompletePage extends ConsumerWidget {
     final runState = ref.watch(runStateProvider);
     final runNotifier = ref.read(runStateProvider.notifier);
 
+    /// 完成并返回设备控制页
+    void finishAndGoHome() {
+      runNotifier.reset();
+      context.go('/');
+    }
+
     return Scaffold(
-      body: Container(
-        color: AppTheme.backgroundColor,
+      backgroundColor: AppTheme.backgroundColor,
+      appBar: AppBar(
+        backgroundColor: AppTheme.backgroundColor,
+        elevation: 0,
+        leading: IconButton(
+          icon: const Icon(Icons.arrow_back),
+          color: AppTheme.textPrimary,
+          tooltip: l10n?.complete ?? '完成',
+          onPressed: finishAndGoHome,
+        ),
+        title: Text(
+          l10n?.runComplete ?? '运行完成',
+          style: TextStyle(
+            color: AppTheme.textPrimary,
+            fontSize: 18,
+            fontWeight: FontWeight.w600,
+          ),
+        ),
+      ),
+      body: SafeArea(
         child: Center(
-          child: Container(
-            width: 600,
-            padding: const EdgeInsets.all(40),
-            decoration: BoxDecoration(
-              color: Colors.white,
-              borderRadius: BorderRadius.circular(16),
-              boxShadow: [
-                BoxShadow(
-                  color: Colors.black.withValues(alpha: 0.15),
-                  blurRadius: 20,
-                  offset: const Offset(0, 10),
-                ),
-              ],
-            ),
-            child: Column(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                // 成功图标
-                Container(
-                  width: 100,
-                  height: 100,
-                  decoration: BoxDecoration(
-                    color: AppTheme.successColor.withValues(alpha: 0.1),
-                    shape: BoxShape.circle,
-                  ),
-                  child: Icon(
-                    Icons.check_circle,
-                    size: 60,
-                    color: AppTheme.successColor,
-                  ),
-                ),
-
-                const SizedBox(height: 24),
-
-                // 标题
-                Text(
-                  l10n?.runComplete ?? '程序运行完成',
-                  style: TextStyle(
-                    color: AppTheme.textPrimary,
-                    fontSize: 28,
-                    fontWeight: FontWeight.bold,
-                  ),
-                ),
-
-                const SizedBox(height: 16),
-
-                // 提示信息
-                Container(
-                  padding: const EdgeInsets.symmetric(
-                    horizontal: 24,
-                    vertical: 12,
-                  ),
-                  decoration: BoxDecoration(
-                    color: AppTheme.warningColor.withValues(alpha: 0.1),
-                    borderRadius: BorderRadius.circular(8),
-                  ),
-                  child: Text(
-                    l10n?.sampleDropGuide ?? '请将样本滴入检测卡',
-                    style: TextStyle(
-                      color: AppTheme.warningColor,
-                      fontSize: 16,
-                    ),
-                  ),
-                ),
-
-                const SizedBox(height: 32),
-
-                // 操作示意图
-                _buildOperationGuide(),
-
-                const SizedBox(height: 32),
-
-                // 按钮区域
-                Row(
-                  mainAxisAlignment: MainAxisAlignment.center,
-                  children: [
-                    // 返回首页按钮
-                    CommonButton(
-                      text: l10n?.backToHome ?? '返回首页',
-                      icon: Icons.home,
-                      type: ButtonType.primary,
-                      onPressed: () {
-                        runNotifier.reset();
-                        context.go('/');
-                      },
-                    ),
-                    const SizedBox(width: 24),
-
-                    // 重新运行按钮
-                    CommonButton(
-                      text: l10n?.runAgain ?? '重新运行',
-                      icon: Icons.refresh,
-                      type: ButtonType.secondary,
-                      onPressed: () {
-                        final program = runState.currentProgram;
-                        if (program != null) {
-                          runNotifier.reset();
-                          runNotifier.start(program);
-                          context.go('/');
-                        }
-                      },
+          child: ConstrainedBox(
+            constraints: const BoxConstraints(maxWidth: 600),
+            child: SingleChildScrollView(
+              padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 16),
+              child: Container(
+                padding: const EdgeInsets.all(32),
+                decoration: BoxDecoration(
+                  color: Colors.white,
+                  borderRadius: BorderRadius.circular(16),
+                  boxShadow: [
+                    BoxShadow(
+                      color: Colors.black.withValues(alpha: 0.15),
+                      blurRadius: 20,
+                      offset: const Offset(0, 10),
                     ),
                   ],
                 ),
-              ],
+                child: Column(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    // 成功图标
+                    Container(
+                      width: 80,
+                      height: 80,
+                      decoration: BoxDecoration(
+                        color: AppTheme.successColor.withValues(alpha: 0.1),
+                        shape: BoxShape.circle,
+                      ),
+                      child: Icon(
+                        Icons.check_circle,
+                        size: 48,
+                        color: AppTheme.successColor,
+                      ),
+                    ),
+
+                    const SizedBox(height: 16),
+
+                    // 标题
+                    Text(
+                      l10n?.runComplete ?? '程序运行完成',
+                      style: TextStyle(
+                        color: AppTheme.textPrimary,
+                        fontSize: 24,
+                        fontWeight: FontWeight.bold,
+                      ),
+                    ),
+
+                    const SizedBox(height: 12),
+
+                    // 提示信息
+                    Container(
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 20,
+                        vertical: 10,
+                      ),
+                      decoration: BoxDecoration(
+                        color: AppTheme.warningColor.withValues(alpha: 0.1),
+                        borderRadius: BorderRadius.circular(8),
+                      ),
+                      child: Text(
+                        l10n?.sampleDropGuide ?? '请将样本滴入检测卡',
+                        style: TextStyle(
+                          color: AppTheme.warningColor,
+                          fontSize: 15,
+                        ),
+                      ),
+                    ),
+
+                    const SizedBox(height: 20),
+
+                    // 操作示意图
+                    _buildOperationGuide(),
+
+                    const SizedBox(height: 24),
+
+                    // 按钮区域：完成（主按钮）+ 重新运行（次按钮）
+                    Row(
+                      mainAxisAlignment: MainAxisAlignment.center,
+                      children: [
+                        // 完成按钮 - 主操作，返回设备控制页
+                        CommonButton(
+                          text: l10n?.complete ?? '完成',
+                          icon: Icons.check_circle,
+                          type: ButtonType.primary,
+                          onPressed: finishAndGoHome,
+                        ),
+                        const SizedBox(width: 16),
+
+                        // 重新运行按钮
+                        CommonButton(
+                          text: l10n?.runAgain ?? '重新运行',
+                          icon: Icons.refresh,
+                          type: ButtonType.secondary,
+                          onPressed: () {
+                            final program = runState.currentProgram;
+                            if (program != null) {
+                              runNotifier.reset();
+                              runNotifier.start(program);
+                              context.go('/');
+                            } else {
+                              finishAndGoHome();
+                            }
+                          },
+                        ),
+                      ],
+                    ),
+                  ],
+                ),
+              ),
             ),
           ),
         ),
@@ -135,7 +169,7 @@ class CompletePage extends ConsumerWidget {
   /// 操作指引示意图
   Widget _buildOperationGuide() {
     return Container(
-      padding: const EdgeInsets.all(20),
+      padding: const EdgeInsets.all(16),
       decoration: BoxDecoration(
         color: AppTheme.backgroundColor,
         borderRadius: BorderRadius.circular(8),
@@ -151,7 +185,7 @@ class CompletePage extends ConsumerWidget {
               fontWeight: FontWeight.w500,
             ),
           ),
-          const SizedBox(height: 16),
+          const SizedBox(height: 12),
           Row(
             mainAxisAlignment: MainAxisAlignment.spaceEvenly,
             children: [
@@ -171,15 +205,15 @@ class CompletePage extends ConsumerWidget {
     return Column(
       children: [
         Container(
-          width: 50,
-          height: 50,
+          width: 44,
+          height: 44,
           decoration: BoxDecoration(
             color: AppTheme.primaryColor.withValues(alpha: 0.1),
             borderRadius: BorderRadius.circular(8),
           ),
-          child: Icon(icon, color: AppTheme.primaryColor, size: 24),
+          child: Icon(icon, color: AppTheme.primaryColor, size: 22),
         ),
-        const SizedBox(height: 8),
+        const SizedBox(height: 6),
         Text(
           '$number',
           style: TextStyle(
@@ -188,7 +222,7 @@ class CompletePage extends ConsumerWidget {
             fontWeight: FontWeight.bold,
           ),
         ),
-        const SizedBox(height: 4),
+        const SizedBox(height: 2),
         Text(
           text,
           style: TextStyle(

lib/features/home/pages/home_page.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import '../../../core/database/database_service.dart';
+import '../../../core/localization/app_localizations.dart';
 import '../../../core/theme/app_theme.dart';
 import '../../device/providers/run_state_provider.dart';
 import '../../programs/pages/programs_page.dart';
@@ -12,9 +13,13 @@ import '../widgets/running_control_panel.dart';
 import '../widgets/run_status_monitor.dart';
 
 /// 首页 - 设备控制面板 (暗色工业风格)
-/// 布局：状态栏 + 导航标签栏 + 内容区（设备控制/程序管理/系统设置）
+/// 布局：状态栏(含标签导航) + 内容区（设备控制/程序管理/系统设置）
+///
+/// [initialTab] 用于从子页面(如程序详情页)跳转回首页时指定要显示的 tab
 class HomePage extends ConsumerStatefulWidget {
-  const HomePage({super.key});
+  final int initialTab;
+
+  const HomePage({super.key, this.initialTab = 0});
 
   @override
   ConsumerState<HomePage> createState() => _HomePageState();
@@ -22,17 +27,19 @@ class HomePage extends ConsumerStatefulWidget {
 
 class _HomePageState extends ConsumerState<HomePage>
     with SingleTickerProviderStateMixin {
-  int _currentIndex = 0;
+  late int _currentIndex;
 
   @override
   void initState() {
     super.initState();
+    _currentIndex = widget.initialTab.clamp(0, 2);
     DatabaseService.instance.initTestData();
   }
 
   @override
   Widget build(BuildContext context) {
     final runState = ref.watch(runStateProvider);
+    final l10n = AppLocalizations.of(context);
 
     // 监听运行完成状态，自动跳转
     ref.listen<RunState>(runStateProvider, (prev, next) {
@@ -44,19 +51,25 @@ class _HomePageState extends ConsumerState<HomePage>
       }
     });
 
+    final tabs = <StatusBarTab>[
+      StatusBarTab(icon: Icons.dashboard, label: l10n?.deviceControl ?? '设备控制'),
+      StatusBarTab(icon: Icons.list_alt, label: l10n?.programs ?? '程序管理'),
+      StatusBarTab(icon: Icons.settings, label: l10n?.settings ?? '系统设置'),
+    ];
+
     return Scaffold(
       body: Container(
         color: AppTheme.bgDeep,
         child: Column(
           children: [
-            // 状态栏
+            // 状态栏(内嵌标签导航)
             StatusBar(
               isRunning: runState.status == RunStatus.running,
+              tabs: tabs,
+              currentTabIndex: _currentIndex,
+              onTabChanged: (index) => setState(() => _currentIndex = index),
             ),
 
-            // 导航标签栏
-            _buildTabBar(),
-
             // 内容区
             Expanded(
               child: IndexedStack(
@@ -74,85 +87,30 @@ class _HomePageState extends ConsumerState<HomePage>
     );
   }
 
-  /// 导航标签栏
-  Widget _buildTabBar() {
-    const tabs = [
-      (icon: Icons.dashboard, label: '设备控制'),
-      (icon: Icons.list_alt, label: '程序管理'),
-      (icon: Icons.settings, label: '系统设置'),
-    ];
-
-    return Container(
-      height: 48,
-      padding: const EdgeInsets.symmetric(horizontal: 20),
-      child: Row(
-        children: List.generate(tabs.length, (index) {
-          final tab = tabs[index];
-          final isSelected = _currentIndex == index;
-          return GestureDetector(
-            onTap: () => setState(() => _currentIndex = index),
-            child: AnimatedContainer(
-              duration: const Duration(milliseconds: 200),
-              margin: const EdgeInsets.only(right: 4),
-              padding: const EdgeInsets.symmetric(horizontal: 24),
-              decoration: BoxDecoration(
-                color: isSelected ? AppTheme.accentPrimary : AppTheme.cardBg,
-                borderRadius: const BorderRadius.vertical(top: Radius.circular(8)),
-                border: Border.all(
-                  color: isSelected
-                      ? AppTheme.accentPrimary
-                      : AppTheme.borderSubtle,
-                  width: 1,
-                ),
-              ),
-              child: Row(
-                mainAxisSize: MainAxisSize.min,
-                children: [
-                  Icon(
-                    tab.icon,
-                    size: 18,
-                    color: isSelected ? Colors.white : AppTheme.textSecondary,
-                  ),
-                  const SizedBox(width: 8),
-                  Text(
-                    tab.label,
-                    style: TextStyle(
-                      color: isSelected ? Colors.white : AppTheme.textSecondary,
-                      fontSize: 14,
-                      fontWeight: isSelected
-                          ? FontWeight.w600
-                          : FontWeight.normal,
-                    ),
-                  ),
-                ],
-              ),
-            ),
-          );
-        }),
-      ),
-    );
-  }
-
   /// 设备控制页面内容
   Widget _buildDeviceControlPage(RunState runState) {
     return Padding(
-      padding: const EdgeInsets.fromLTRB(20, 0, 20, 20),
+      padding: const EdgeInsets.all(20),
       child: Row(
         children: [
-          // 左侧：程序列表（运行时锁定）
-          Opacity(
-            opacity: runState.status == RunStatus.idle ? 1.0 : 0.6,
-            child: IgnorePointer(
-              ignoring: runState.status != RunStatus.idle,
-              child: const ProgramList(),
+          // 左侧：程序列表（运行时锁定），占 2/5 宽度
+          Expanded(
+            flex: 2,
+            child: Opacity(
+              opacity: runState.status == RunStatus.idle ? 1.0 : 0.6,
+              child: IgnorePointer(
+                ignoring: runState.status != RunStatus.idle,
+                child: const ProgramList(),
+              ),
             ),
           ),
           const SizedBox(width: 20),
-          // 右侧：运行控制区域
+          // 右侧：运行控制区域，占 3/5 宽度
           Expanded(
+            flex: 3,
             child: Column(
               children: [
-                const Expanded(child: RunningControlPanel()),
+                const RunningControlPanel(),
                 if (runState.status != RunStatus.idle) ...[
                   const SizedBox(height: 16),
                   const Expanded(child: RunStatusMonitor()),

lib/features/home/widgets/program_list.dart

@@ -18,7 +18,6 @@ class ProgramList extends ConsumerWidget {
     final programsNotifier = ref.read(programsProvider.notifier);
 
     return Container(
-      width: 380,
       decoration: BoxDecoration(
         color: AppTheme.cardBg,
         borderRadius: BorderRadius.circular(8),

lib/features/home/widgets/run_status_monitor.dart

@@ -25,73 +25,81 @@ class RunStatusMonitor extends ConsumerWidget {
         borderRadius: BorderRadius.circular(8),
         border: Border.all(color: AppTheme.borderSubtle, width: 1),
       ),
-      child: Column(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        children: [
-          // 标题 + 程序名
-          Row(
-            children: [
-              Text(
-                l10n?.runningMonitor ?? '运行状态监控',
-                style: const TextStyle(
-                  color: AppTheme.textHeading,
-                  fontSize: 15,
-                  fontWeight: FontWeight.w600,
+      child: SingleChildScrollView(
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            // 标题 + 程序名
+            Row(
+              children: [
+                Text(
+                  l10n?.runningMonitor ?? '运行状态监控',
+                  style: const TextStyle(
+                    color: AppTheme.textHeading,
+                    fontSize: 15,
+                    fontWeight: FontWeight.w600,
+                  ),
                 ),
-              ),
-              const Spacer(),
-              Text(
-                runState.currentProgram?.name ?? '',
-                style: const TextStyle(
-                  color: AppTheme.accentPrimary,
-                  fontSize: 18,
-                  fontWeight: FontWeight.w700,
+                const Spacer(),
+                Flexible(
+                  child: Text(
+                    runState.currentProgram?.name ?? '',
+                    maxLines: 1,
+                    overflow: TextOverflow.ellipsis,
+                    style: const TextStyle(
+                      color: AppTheme.accentPrimary,
+                      fontSize: 18,
+                      fontWeight: FontWeight.w700,
+                    ),
+                  ),
                 ),
-              ),
-            ],
-          ),
+              ],
+            ),
 
-          const SizedBox(height: 14),
+            const SizedBox(height: 14),
 
-          // 进度信息横排 (孔位 / 步骤 / 剩余时间)
-          Row(
-            children: [
-              // 当前孔位
-              _buildInfoBlock(
-                label: l10n?.currentHole ?? '当前孔位',
-                value: runState.currentWell ?? '--',
-                valueColor: AppTheme.textHeading,
-              ),
-              const SizedBox(width: 20),
-              // 当前步骤
-              _buildInfoBlock(
-                label: l10n?.currentStep ?? '当前步骤',
-                value: '${l10n?.stepNo ?? '步骤'} ${runState.currentStepIndex + 1}',
-                subValue: runState.currentStep?.name ?? '--',
-                valueColor: AppTheme.accentInfo,
-              ),
-              const SizedBox(width: 20),
-              // 剩余时间
-              _buildInfoBlock(
-                label: l10n?.remainingTime ?? '剩余时间',
-                value: runState.formattedRemainingTime,
-                valueColor: AppTheme.textHeading,
-                valueSize: 20,
-              ),
-            ],
-          ),
+            // 进度信息横排 (孔位 / 步骤 / 剩余时间)
+            Row(
+              children: [
+                // 当前孔位
+                _buildInfoBlock(
+                  label: l10n?.currentHole ?? '当前孔位',
+                  value: runState.currentWell ?? '--',
+                  valueColor: AppTheme.textHeading,
+                ),
+                const SizedBox(width: 20),
+                // 当前步骤
+                Flexible(
+                  child: _buildInfoBlock(
+                    label: l10n?.currentStep ?? '当前步骤',
+                    value: '${l10n?.stepNo ?? '步骤'} ${runState.currentStepIndex + 1}',
+                    subValue: runState.currentStep?.name ?? '--',
+                    valueColor: AppTheme.accentInfo,
+                  ),
+                ),
+                const SizedBox(width: 20),
+                // 剩余时间
+                _buildInfoBlock(
+                  label: l10n?.remainingTime ?? '剩余时间',
+                  value: runState.formattedRemainingTime,
+                  valueColor: AppTheme.textHeading,
+                  valueSize: 20,
+                ),
+              ],
+            ),
 
-          const SizedBox(height: 14),
+            const SizedBox(height: 14),
 
-          // 总进度条
-          _buildProgressBar(l10n, runState),
+            // 总进度条
+            _buildProgressBar(l10n, runState),
 
-          const SizedBox(height: 14),
+            const SizedBox(height: 14),
 
-          // 步骤参数
-          if (runState.currentStep != null)
-            _buildStepParams(l10n, runState.currentStep!),
-        ],
+            // 步骤参数
+            if (runState.currentStep != null)
+              _buildStepParams(l10n, runState.currentStep!),
+          ],
+        ),
       ),
     );
   }
@@ -190,53 +198,26 @@ class RunStatusMonitor extends ConsumerWidget {
             fontSize: 11,
           ),
         ),
-        const SizedBox(height: 2),
-        if (step.mixTime > 0)
-          _buildParamRow(
-            l10n?.speed ?? '转速',
-            '${step.mixSpeed}',
-          ),
-        if (step.magnetTime > 0)
-          _buildParamRow(
-            l10n?.temperature ?? '温度',
-            '65.0 °C',
-          ),
-        _buildParamRow(
-          l10n?.duration ?? '持续时间',
-          step.mixTime > 0 ? '${step.mixTime} min' : '--',
-        ),
-        _buildParamRow(
-          l10n?.sampleVolume ?? '样品体积',
-          '10.0 mL',
+        const SizedBox(height: 8),
+        Row(
+          children: [
+            _buildInfoBlock(
+              label: l10n?.speed ?? '速度',
+              value: '${step.speed} ${l10n?.speedLevel ?? '档'}',
+            ),
+            const SizedBox(width: 20),
+            _buildInfoBlock(
+              label: l10n?.duration ?? '持续时间',
+              value: '${step.mixTime} s',
+            ),
+            const SizedBox(width: 20),
+            _buildInfoBlock(
+              label: l10n?.sampleVolume ?? '样品体积',
+              value: '${step.volume} μL',
+            ),
+          ],
         ),
       ],
     );
   }
-
-  /// 参数行
-  Widget _buildParamRow(String label, String value) {
-    return Padding(
-      padding: const EdgeInsets.symmetric(vertical: 2),
-      child: Row(
-        children: [
-          Text(
-            label,
-            style: const TextStyle(
-              color: AppTheme.textTertiary,
-              fontSize: 11,
-            ),
-          ),
-          const Spacer(),
-          Text(
-            value,
-            style: const TextStyle(
-              color: AppTheme.textPrimary,
-              fontSize: 11,
-              fontFamily: 'monospace',
-            ),
-          ),
-        ],
-      ),
-    );
-  }
 }

lib/features/home/widgets/running_control_panel.dart

@@ -4,10 +4,11 @@ import '../../../core/localization/app_localizations.dart';
 import '../../../core/theme/app_theme.dart';
 import '../../../shared/widgets/common_button.dart';
 import '../../device/providers/run_state_provider.dart';
+import '../../programs/models/program.dart';
 import '../../programs/providers/programs_provider.dart';
 
 /// 运行控制面板 - 暗色工业风格
-/// 显示当前程序信息、瓷套棒状态和运行控制按钮
+/// 显示当前程序信息和运行控制按钮
 class RunningControlPanel extends ConsumerWidget {
   const RunningControlPanel({super.key});
 
@@ -41,6 +42,7 @@ class RunningControlPanel extends ConsumerWidget {
     return Padding(
       padding: const EdgeInsets.all(16),
       child: Column(
+        mainAxisSize: MainAxisSize.min,
         crossAxisAlignment: CrossAxisAlignment.stretch,
         children: [
           // 当前选中程序显示
@@ -96,40 +98,6 @@ class RunningControlPanel extends ConsumerWidget {
 
           const SizedBox(height: 12),
 
-          // 瓷套棒确认提示
-          Container(
-            padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 8),
-            decoration: BoxDecoration(
-              color: AppTheme.cardBg,
-              borderRadius: BorderRadius.circular(6),
-              border: Border.all(color: AppTheme.borderSubtle, width: 1),
-            ),
-            child: Row(
-              children: [
-                Container(
-                  width: 10,
-                  height: 10,
-                  decoration: const BoxDecoration(
-                    shape: BoxShape.circle,
-                    color: AppTheme.statusStopped,
-                  ),
-                ),
-                const SizedBox(width: 10),
-                Expanded(
-                  child: Text(
-                    l10n?.ceramicNotInstalled ?? '瓷套棒: 未安装 — 禁止启动',
-                    style: const TextStyle(
-                      color: AppTheme.textSecondary,
-                      fontSize: 12,
-                    ),
-                  ),
-                ),
-              ],
-            ),
-          ),
-
-          const SizedBox(height: 12),
-
           // 控制按钮
           Row(
             children: [
@@ -144,26 +112,12 @@ class RunningControlPanel extends ConsumerWidget {
                     type: ButtonType.primary,
                     enabled: selectedProgram != null,
                     onPressed: selectedProgram != null
-                        ? () => runNotifier.start(selectedProgram)
+                        ? () => _confirmAndStart(context, runNotifier, selectedProgram, l10n)
                         : null,
                   ),
                 ),
               ),
               const SizedBox(width: 12),
-              // 暂停/继续按钮（待机态禁用）
-              Expanded(
-                child: SizedBox(
-                  height: 48,
-                  child: CommonButton(
-                    text: l10n?.pause ?? '暂停',
-                    icon: Icons.pause,
-                    type: ButtonType.secondary,
-                    enabled: false,
-                    onPressed: null,
-                  ),
-                ),
-              ),
-              const SizedBox(width: 12),
               // 停止按钮（待机态禁用）
               Expanded(
                 child: SizedBox(
@@ -196,6 +150,7 @@ class RunningControlPanel extends ConsumerWidget {
     return Padding(
       padding: const EdgeInsets.all(16),
       child: Column(
+        mainAxisSize: MainAxisSize.min,
         crossAxisAlignment: CrossAxisAlignment.stretch,
         children: [
           // 当前程序名称
@@ -237,7 +192,7 @@ class RunningControlPanel extends ConsumerWidget {
           // 控制按钮
           Row(
             children: [
-              // 开始/继续按钮
+              // 暂停/继续按钮（运行中切换）
               Expanded(
                 flex: 2,
                 child: SizedBox(
@@ -245,27 +200,18 @@ class RunningControlPanel extends ConsumerWidget {
                   child: CommonButton(
                     text: runState.status == RunStatus.paused
                         ? (l10n?.continue_ ?? '继续')
-                        : (l10n?.run ?? '运行'),
+                        : (l10n?.pause ?? '暂停'),
                     icon: runState.status == RunStatus.paused
                         ? Icons.play_arrow
-                        : Icons.play_arrow,
+                        : Icons.pause,
                     type: ButtonType.primary,
-                    onPressed: () => runNotifier.resume(),
-                  ),
-                ),
-              ),
-              const SizedBox(width: 12),
-              // 暂停按钮
-              Expanded(
-                child: SizedBox(
-                  height: 48,
-                  child: CommonButton(
-                    text: l10n?.pause ?? '暂停',
-                    icon: Icons.pause,
-                    type: ButtonType.warning,
-                    onPressed: runState.status == RunStatus.paused
-                        ? null
-                        : () => runNotifier.pause(),
+                    onPressed: () {
+                      if (runState.status == RunStatus.paused) {
+                        runNotifier.resume();
+                      } else {
+                        runNotifier.pause();
+                      }
+                    },
                   ),
                 ),
               ),
@@ -284,37 +230,48 @@ class RunningControlPanel extends ConsumerWidget {
               ),
             ],
           ),
+        ],
+      ),
+    );
+  }
 
-          const SizedBox(height: 12),
-
-          // 状态指示
-          Row(
-            mainAxisAlignment: MainAxisAlignment.center,
-            children: [
-              Container(
-                width: 8,
-                height: 8,
-                decoration: BoxDecoration(
-                  shape: BoxShape.circle,
-                  color: runState.status == RunStatus.paused
-                      ? AppTheme.accentWarning
-                      : AppTheme.statusRunning,
-                ),
-              ),
-              const SizedBox(width: 8),
-              Text(
-                runState.status == RunStatus.paused
-                    ? (l10n?.paused ?? '已暂停')
-                    : (l10n?.running ?? '运行中'),
-                style: TextStyle(
-                  color: runState.status == RunStatus.paused
-                      ? AppTheme.accentWarning
-                      : AppTheme.statusRunning,
-                  fontWeight: FontWeight.w500,
-                  fontSize: 12,
-                ),
-              ),
-            ],
+  /// 显示瓷套棒放置确认对话框，确认后启动程序
+  void _confirmAndStart(
+    BuildContext context,
+    RunStateNotifier runNotifier,
+    Program program,
+    AppLocalizations? l10n,
+  ) {
+    showDialog(
+      context: context,
+      builder: (context) => AlertDialog(
+        backgroundColor: AppTheme.cardBg,
+        title: Text(
+          l10n?.ceramicSleeveConfirm ?? '运行前请确认已安装瓷套棒',
+          style: const TextStyle(color: AppTheme.textHeading),
+        ),
+        content: Text(
+          l10n?.ceramicSleeveConfirmMessage ?? '请确认已放置瓷套棒后再启动程序。',
+          style: const TextStyle(color: AppTheme.textPrimary),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(context).pop(),
+            child: Text(
+              l10n?.cancel ?? '取消',
+              style: const TextStyle(color: AppTheme.textSecondary),
+            ),
+          ),
+          ElevatedButton(
+            style: ElevatedButton.styleFrom(
+              backgroundColor: AppTheme.accentPrimary,
+              foregroundColor: Colors.white,
+            ),
+            onPressed: () {
+              Navigator.of(context).pop();
+              runNotifier.start(program);
+            },
+            child: Text(l10n?.confirm ?? '确认'),
           ),
         ],
       ),

lib/features/home/widgets/status_bar.dart

@@ -5,17 +5,35 @@ import '../../../core/localization/app_localizations.dart';
 import '../../../core/theme/app_theme.dart';
 import '../../../shared/widgets/status_indicator.dart';
 import '../../device/providers/device_info_provider.dart';
+import '../../device/providers/serial_provider.dart';
+import '../../device/services/serial_port_service.dart';
+
+/// 状态栏标签项数据
+class StatusBarTab {
+  final IconData icon;
+  final String label;
+  const StatusBarTab({required this.icon, required this.label});
+}
 
 /// 状态栏组件 - 明亮工业风格
-/// 显示设备名称、实时时钟、系统状态、照明控制
+/// 显示: 设备名称 | 导航标签 | 灯按钮 | 状态指示器 | 实时时钟
+///
+/// [tabs] 不为空时,会在设备名右侧渲染胶囊样式的导航标签按钮组,
+/// 由父组件通过 [currentTabIndex] 和 [onTabChanged] 控制切换。
 class StatusBar extends ConsumerStatefulWidget {
   final bool isRunning;
   final VoidCallback? onLightToggle;
+  final List<StatusBarTab> tabs;
+  final int currentTabIndex;
+  final ValueChanged<int>? onTabChanged;
 
   const StatusBar({
     super.key,
     this.isRunning = false,
     this.onLightToggle,
+    this.tabs = const [],
+    this.currentTabIndex = 0,
+    this.onTabChanged,
   });
 
   @override
@@ -39,6 +57,7 @@ class _StatusBarState extends ConsumerState<StatusBar> {
     super.dispose();
   }
 
+  /// 更新当前时间显示
   void _updateTime() {
     final now = DateTime.now();
     _currentTime =
@@ -49,6 +68,7 @@ class _StatusBarState extends ConsumerState<StatusBar> {
 
   String _twoDigits(int n) => n.toString().padLeft(2, '0');
 
+  /// 切换照明开关
   Future<void> _onLightTap() async {
     widget.onLightToggle?.call();
     await ref.read(deviceInfoProvider.notifier).toggleLight();
@@ -58,6 +78,7 @@ class _StatusBarState extends ConsumerState<StatusBar> {
   Widget build(BuildContext context) {
     final l10n = AppLocalizations.of(context);
     final deviceInfo = ref.watch(deviceInfoProvider);
+    final serialState = ref.watch(serialConnectionStateProvider);
 
     return Container(
       height: 56,
@@ -74,27 +95,19 @@ class _StatusBarState extends ConsumerState<StatusBar> {
       ),
       child: Row(
         children: [
-          Row(
-            mainAxisSize: MainAxisSize.min,
-            children: [
-              Icon(Icons.precision_manufacturing, color: Colors.white, size: 22),
-              const SizedBox(width: 10),
-              Text(
-                l10n?.deviceName ?? '污水毒品前处理一体机',
-                style: const TextStyle(
-                  color: Colors.white,
-                  fontSize: 17,
-                  fontWeight: FontWeight.w700,
-                ),
-              ),
-            ],
-          ),
+          const Icon(Icons.precision_manufacturing, color: Colors.white, size: 22),
+          if (widget.tabs.isNotEmpty) ...[
+            const SizedBox(width: 32),
+            _buildNavTabs(),
+          ],
           const Spacer(),
           _LightToggleButton(
             isOn: deviceInfo.lightingOn,
             onTap: _onLightTap,
           ),
           const SizedBox(width: 20),
+          _SerialConnectionIndicator(state: serialState),
+          const SizedBox(width: 20),
           StatusIndicator(
             text: widget.isRunning
                 ? (l10n?.running ?? '运行中')
@@ -117,6 +130,92 @@ class _StatusBarState extends ConsumerState<StatusBar> {
       ),
     );
   }
+
+  /// 构建标题栏内嵌的导航标签按钮组(胶囊样式)
+  Widget _buildNavTabs() {
+    return Row(
+      mainAxisSize: MainAxisSize.min,
+      children: List.generate(widget.tabs.length, (index) {
+        final tab = widget.tabs[index];
+        return Padding(
+          padding: EdgeInsets.only(right: index == widget.tabs.length - 1 ? 0 : 6),
+          child: _NavTabButton(
+            icon: tab.icon,
+            label: tab.label,
+            selected: index == widget.currentTabIndex,
+            onTap: () => widget.onTabChanged?.call(index),
+          ),
+        );
+      }),
+    );
+  }
+}
+
+/// 标题栏内嵌的导航标签按钮(胶囊样式)
+/// 选中时使用半透明白色背景突出,未选中时仅显示文字
+class _NavTabButton extends StatelessWidget {
+  final IconData icon;
+  final String label;
+  final bool selected;
+  final VoidCallback? onTap;
+
+  const _NavTabButton({
+    required this.icon,
+    required this.label,
+    required this.selected,
+    this.onTap,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Material(
+      color: Colors.transparent,
+      child: InkWell(
+        onTap: onTap,
+        borderRadius: BorderRadius.circular(18),
+        child: AnimatedContainer(
+          duration: const Duration(milliseconds: 180),
+          height: 36,
+          padding: const EdgeInsets.symmetric(horizontal: 14),
+          decoration: BoxDecoration(
+            color: selected
+                ? Colors.white.withValues(alpha: 0.22)
+                : Colors.transparent,
+            borderRadius: BorderRadius.circular(18),
+            border: Border.all(
+              color: selected
+                  ? Colors.white.withValues(alpha: 0.35)
+                  : Colors.transparent,
+              width: 1,
+            ),
+          ),
+          child: Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Icon(
+                icon,
+                size: 16,
+                color: selected
+                    ? Colors.white
+                    : Colors.white.withValues(alpha: 0.78),
+              ),
+              const SizedBox(width: 6),
+              Text(
+                label,
+                style: TextStyle(
+                  color: selected
+                      ? Colors.white
+                      : Colors.white.withValues(alpha: 0.85),
+                  fontSize: 14,
+                  fontWeight: selected ? FontWeight.w600 : FontWeight.w500,
+                ),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
 }
 
 class _LightToggleButton extends StatelessWidget {
@@ -154,3 +253,49 @@ class _LightToggleButton extends StatelessWidget {
     );
   }
 }
+
+/// 串口连接状态指示器
+///
+/// 位于「设备运行状态」之前，反映当前 USB 串口的连接情况。
+class _SerialConnectionIndicator extends StatelessWidget {
+  final SerialConnectionState state;
+  const _SerialConnectionIndicator({required this.state});
+
+  @override
+  Widget build(BuildContext context) {
+    final connected = state == SerialConnectionState.connected;
+    final connecting = state == SerialConnectionState.connecting;
+    final text = connected
+        ? '已连接'
+        : connecting
+            ? '连接中'
+            : '未连接';
+    final color = connected
+        ? AppTheme.statusRunning
+        : connecting
+            ? AppTheme.statusPaused
+            : AppTheme.statusStopped;
+    return Row(
+      mainAxisSize: MainAxisSize.min,
+      children: [
+        Container(
+          width: 10,
+          height: 10,
+          decoration: BoxDecoration(
+            shape: BoxShape.circle,
+            color: color,
+          ),
+        ),
+        const SizedBox(width: 6),
+        Text(
+          text,
+          style: TextStyle(
+            color: Colors.white,
+            fontWeight: FontWeight.w600,
+            fontSize: 13,
+          ),
+        ),
+      ],
+    );
+  }
+}

lib/features/program_detail/pages/program_detail_page.dart

@@ -7,10 +7,12 @@ import '../../../shared/widgets/common_button.dart';
 import '../providers/steps_provider.dart';
 import '../widgets/step_list.dart';
 import '../widgets/step_form.dart';
+import '../../home/widgets/status_bar.dart';
+import '../../device/providers/run_state_provider.dart';
 import '../../programs/providers/programs_provider.dart';
 
 /// 程序详情页面
-/// 左侧步骤列表 + 右侧参数表单
+/// 布局:顶部状态栏(含导航tab) + 子工具栏(返回/程序名/保存) + 左侧步骤列表 + 右侧参数表单
 class ProgramDetailPage extends ConsumerStatefulWidget {
   final String programId;
 
@@ -35,61 +37,31 @@ class _ProgramDetailPageState extends ConsumerState<ProgramDetailPage> {
     final programsState = ref.watch(programsProvider);
     final program = programsState.programs.where((p) => p.id == _programIdInt).firstOrNull;
     final stepsState = ref.watch(stepsProvider(_programIdInt));
+    final runState = ref.watch(runStateProvider);
+
+    // 详情页从程序管理进入,高亮"程序管理"tab(index=1)
+    final tabs = <StatusBarTab>[
+      StatusBarTab(icon: Icons.dashboard, label: l10n?.deviceControl ?? '设备控制'),
+      StatusBarTab(icon: Icons.list_alt, label: l10n?.programs ?? '程序管理'),
+      StatusBarTab(icon: Icons.settings, label: l10n?.settings ?? '系统设置'),
+    ];
 
     return Scaffold(
       body: Container(
         color: AppTheme.backgroundColor,
         child: Column(
           children: [
-            // 顶部导航栏
-            Container(
-              height: 60,
-              padding: const EdgeInsets.symmetric(horizontal: 24),
-              decoration: BoxDecoration(
-                color: Colors.white,
-                boxShadow: [
-                  BoxShadow(
-                    color: Colors.black.withValues(alpha: 0.1),
-                    blurRadius: 4,
-                    offset: const Offset(0, 2),
-                  ),
-                ],
-              ),
-              child: Row(
-                children: [
-                  // 返回按钮
-                  IconButton(
-                    icon: const Icon(Icons.arrow_back),
-                    onPressed: () => context.go('/programs'),
-                  ),
-                  const SizedBox(width: 16),
-                  // 程序名称
-                  Text(
-                    program?.name ?? (l10n?.detail ?? '程序详情'),
-                    style: const TextStyle(
-                      fontSize: 20,
-                      fontWeight: FontWeight.w600,
-                    ),
-                  ),
-                  const Spacer(),
-                  // 保存按钮
-                  CommonButton(
-                    text: l10n?.save ?? '保存',
-                    icon: Icons.save,
-                    type: ButtonType.primary,
-                    onPressed: () {
-                      ScaffoldMessenger.of(context).showSnackBar(
-                        SnackBar(
-                          content: Text('已保存'),
-                          backgroundColor: AppTheme.successColor,
-                        ),
-                      );
-                    },
-                  ),
-                ],
-              ),
+            // 顶部状态栏(含导航tab),tab点击跳回首页对应 tab
+            StatusBar(
+              isRunning: runState.status == RunStatus.running,
+              tabs: tabs,
+              currentTabIndex: 1,
+              onTabChanged: (index) => context.go('/?tab=$index'),
             ),
 
+            // 子工具栏:返回按钮 + 程序名 + 保存按钮
+            _buildSubToolbar(context, l10n, program?.name),
+
             // 主内容区域
             Expanded(
               child: stepsState.isLoading
@@ -172,6 +144,57 @@ class _ProgramDetailPageState extends ConsumerState<ProgramDetailPage> {
     );
   }
 
+  /// 子工具栏:返回按钮 + 程序名 + 保存按钮
+  /// 位于状态栏下方,提供详情页特有的操作入口
+  Widget _buildSubToolbar(BuildContext context, AppLocalizations? l10n, String? programName) {
+    return Container(
+      height: 56,
+      padding: const EdgeInsets.symmetric(horizontal: 24),
+      decoration: BoxDecoration(
+        color: Colors.white,
+        boxShadow: [
+          BoxShadow(
+            color: Colors.black.withValues(alpha: 0.06),
+            blurRadius: 4,
+            offset: const Offset(0, 2),
+          ),
+        ],
+      ),
+      child: Row(
+        children: [
+          IconButton(
+            icon: const Icon(Icons.arrow_back),
+            tooltip: l10n?.backToHome ?? '返回',
+            onPressed: () => context.go('/?tab=1'),
+          ),
+          const SizedBox(width: 8),
+          Text(
+            programName ?? (l10n?.detail ?? '程序详情'),
+            style: const TextStyle(
+              fontSize: 18,
+              fontWeight: FontWeight.w600,
+              color: AppTheme.textHeading,
+            ),
+          ),
+          const Spacer(),
+          CommonButton(
+            text: l10n?.save ?? '保存',
+            icon: Icons.save,
+            type: ButtonType.primary,
+            onPressed: () {
+              ScaffoldMessenger.of(context).showSnackBar(
+                SnackBar(
+                  content: Text('已保存'),
+                  backgroundColor: AppTheme.successColor,
+                ),
+              );
+            },
+          ),
+        ],
+      ),
+    );
+  }
+
   /// 显示添加步骤对话框
   void _showAddStepDialog(BuildContext context, WidgetRef ref) {
     showDialog(

lib/features/program_detail/widgets/step_form.dart

@@ -34,9 +34,7 @@ class _StepFormState extends State<StepForm> {
   late TextEditingController _blowTimeController;
 
   String _position = 'A1';
-  String _mixSpeed = '中速';
-  String _blowSpeed = '中速';
-  int _needleSpeed = 5;
+  int _speed = 5;
 
   @override
   void initState() {
@@ -48,9 +46,7 @@ class _StepFormState extends State<StepForm> {
     _blowTimeController = TextEditingController(text: '${widget.step?.blowTime ?? 0}');
 
     _position = widget.step?.position ?? 'A1';
-    _mixSpeed = widget.step?.mixSpeed ?? '中速';
-    _blowSpeed = widget.step?.blowSpeed ?? '中速';
-    _needleSpeed = widget.step?.needleSpeed ?? 5;
+    _speed = widget.step?.speed ?? 5;
   }
 
   @override
@@ -179,53 +175,22 @@ class _StepFormState extends State<StepForm> {
             ),
             const SizedBox(height: 16),
 
-            // 速度选择
-            Row(
-              children: [
-                Expanded(
-                  child: DropdownButtonFormField<String>(
-                    value: _mixSpeed,
-                    decoration: InputDecoration(
-                      labelText: l10n?.mixSpeed ?? '混合速度',
-                      border: OutlineInputBorder(borderRadius: BorderRadius.circular(8)),
-                    ),
-                    items: Constants.speedOptions.map((s) => DropdownMenuItem(value: s, child: Text(s))).toList(),
-                    onChanged: (value) {
-                      if (value != null) setState(() => _mixSpeed = value);
-                    },
-                  ),
-                ),
-                const SizedBox(width: 16),
-                Expanded(
-                  child: DropdownButtonFormField<String>(
-                    value: _blowSpeed,
-                    decoration: InputDecoration(
-                      labelText: l10n?.blowSpeed ?? '吹气速度',
-                      border: OutlineInputBorder(borderRadius: BorderRadius.circular(8)),
-                    ),
-                    items: Constants.speedOptions.map((s) => DropdownMenuItem(value: s, child: Text(s))).toList(),
-                    onChanged: (value) {
-                      if (value != null) setState(() => _blowSpeed = value);
-                    },
-                  ),
-                ),
-              ],
-            ),
-            const SizedBox(height: 16),
-
-            // 下针速度滑块
+            // 速度滑块
             Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                Text('${l10n?.needleSpeed ?? '下针速度'}: $_needleSpeed 档', style: TextStyle(color: AppTheme.textPrimary)),
+                Text(
+                  '${l10n?.speed ?? '速度'}: $_speed 档',
+                  style: TextStyle(color: AppTheme.textPrimary),
+                ),
                 Slider(
-                  value: _needleSpeed.toDouble(),
+                  value: _speed.toDouble(),
                   min: 1,
                   max: 10,
                   divisions: 9,
                   activeColor: AppTheme.primaryColor,
                   onChanged: (value) {
-                    setState(() => _needleSpeed = value.round());
+                    setState(() => _speed = value.round());
                   },
                 ),
               ],
@@ -259,10 +224,8 @@ class _StepFormState extends State<StepForm> {
       mixTime: int.tryParse(_mixTimeController.text) ?? 0,
       magnetTime: int.tryParse(_magnetTimeController.text) ?? 0,
       volume: int.tryParse(_volumeController.text) ?? 0,
-      mixSpeed: _mixSpeed,
-      blowSpeed: _blowSpeed,
       blowTime: int.tryParse(_blowTimeController.text) ?? 0,
-      needleSpeed: _needleSpeed,
+      speed: _speed,
     );
 
     widget.onSave(step);

lib/features/programs/models/program.dart

@@ -5,6 +5,8 @@ class Program {
   final String name;
   final String createdAt;
   final int status; // 1: 启用, 0: 停用
+  final int temperature;
+  final int airflowTime;
 
   Program({
     this.id,
@@ -12,6 +14,8 @@ class Program {
     required this.name,
     required this.createdAt,
     this.status = 1,
+    this.temperature = 50,
+    this.airflowTime = 60,
   });
 
   Map<String, dynamic> toMap() {
@@ -21,6 +25,8 @@ class Program {
       'name': name,
       'created_at': createdAt,
       'status': status,
+      'temperature': temperature,
+      'airflow_time': airflowTime,
     };
   }
 
@@ -31,6 +37,8 @@ class Program {
       name: map['name'] as String,
       createdAt: map['created_at'] as String,
       status: map['status'] as int? ?? 1,
+      temperature: map['temperature'] as int? ?? 50,
+      airflowTime: map['airflow_time'] as int? ?? 60,
     );
   }
 
@@ -40,6 +48,8 @@ class Program {
     String? name,
     String? createdAt,
     int? status,
+    int? temperature,
+    int? airflowTime,
   }) {
     return Program(
       id: id ?? this.id,
@@ -47,6 +57,8 @@ class Program {
       name: name ?? this.name,
       createdAt: createdAt ?? this.createdAt,
       status: status ?? this.status,
+      temperature: temperature ?? this.temperature,
+      airflowTime: airflowTime ?? this.airflowTime,
     );
   }
 }

lib/features/programs/models/step.dart

@@ -8,10 +8,8 @@ class Step {
   final int mixTime;
   final int magnetTime;
   final int volume;
-  final String mixSpeed;
-  final String blowSpeed;
   final int blowTime;
-  final int needleSpeed;
+  final int speed;
 
   Step({
     this.id,
@@ -22,10 +20,8 @@ class Step {
     this.mixTime = 0,
     this.magnetTime = 0,
     this.volume = 0,
-    this.mixSpeed = '中速',
-    this.blowSpeed = '中速',
     this.blowTime = 0,
-    this.needleSpeed = 5,
+    this.speed = 5,
   });
 
   Map<String, dynamic> toMap() {
@@ -38,10 +34,8 @@ class Step {
       'mix_time': mixTime,
       'magnet_time': magnetTime,
       'volume': volume,
-      'mix_speed': mixSpeed,
-      'blow_speed': blowSpeed,
       'blow_time': blowTime,
-      'needle_speed': needleSpeed,
+      'speed': speed,
     };
   }
 
@@ -55,10 +49,8 @@ class Step {
       mixTime: map['mix_time'] as int? ?? 0,
       magnetTime: map['magnet_time'] as int? ?? 0,
       volume: map['volume'] as int? ?? 0,
-      mixSpeed: map['mix_speed'] as String? ?? '中速',
-      blowSpeed: map['blow_speed'] as String? ?? '中速',
       blowTime: map['blow_time'] as int? ?? 0,
-      needleSpeed: map['needle_speed'] as int? ?? 5,
+      speed: map['speed'] as int? ?? 5,
     );
   }
 
@@ -71,10 +63,8 @@ class Step {
     int? mixTime,
     int? magnetTime,
     int? volume,
-    String? mixSpeed,
-    String? blowSpeed,
     int? blowTime,
-    int? needleSpeed,
+    int? speed,
   }) {
     return Step(
       id: id ?? this.id,
@@ -85,10 +75,8 @@ class Step {
       mixTime: mixTime ?? this.mixTime,
       magnetTime: magnetTime ?? this.magnetTime,
       volume: volume ?? this.volume,
-      mixSpeed: mixSpeed ?? this.mixSpeed,
-      blowSpeed: blowSpeed ?? this.blowSpeed,
       blowTime: blowTime ?? this.blowTime,
-      needleSpeed: needleSpeed ?? this.needleSpeed,
+      speed: speed ?? this.speed,
     );
   }
 }

lib/features/programs/pages/programs_page.dart

@@ -5,11 +5,13 @@ import 'package:file_picker/file_picker.dart';
 import 'dart:io';
 import '../../../core/localization/app_localizations.dart';
 import '../../../core/theme/app_theme.dart';
+import '../../../shared/services/toast_service.dart';
 import '../../../shared/widgets/common_button.dart';
 import '../models/program.dart';
 import '../providers/programs_provider.dart';
 import '../widgets/program_form_dialog.dart';
-import '../services/program_import_service.dart';
+import '../services/excel_import_service.dart';
+import '../services/excel_template_service.dart';
 
 /// 程序管理页面
 class ProgramsPage extends ConsumerStatefulWidget {
@@ -48,12 +50,6 @@ class _ProgramsPageState extends ConsumerState<ProgramsPage> {
               ),
               child: Row(
                 children: [
-                  // 返回按钮
-                  IconButton(
-                    icon: const Icon(Icons.arrow_back),
-                    onPressed: () => context.go('/'),
-                  ),
-                  const SizedBox(width: 16),
                   Text(
                     l10n?.programs ?? '程序管理',
                     style: const TextStyle(
@@ -70,6 +66,14 @@ class _ProgramsPageState extends ConsumerState<ProgramsPage> {
                     onPressed: () => _showAddDialog(context, ref),
                   ),
                   const SizedBox(width: 12),
+                  // 下载模板按钮
+                  CommonButton(
+                    text: l10n?.downloadTemplate ?? '下载模板',
+                    icon: Icons.file_download,
+                    type: ButtonType.secondary,
+                    onPressed: () => _downloadTemplate(context),
+                  ),
+                  const SizedBox(width: 12),
                   // 导入按钮
                   CommonButton(
                     text: l10n?.importProgram ?? '导入',
@@ -413,7 +417,7 @@ class _ProgramsPageState extends ConsumerState<ProgramsPage> {
       // 选择文件
       final result = await FilePicker.platform.pickFiles(
         type: FileType.custom,
-        allowedExtensions: ['json'],
+        allowedExtensions: ['xlsx'],
         allowMultiple: false,
       );
 
@@ -423,38 +427,39 @@ class _ProgramsPageState extends ConsumerState<ProgramsPage> {
 
       final file = result.files.first;
       if (file.path == null) {
-        ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(
-            content: Text('无法读取文件'),
-            backgroundColor: AppTheme.errorColor,
-          ),
-        );
+        if (!context.mounted) return;
+        ToastService.showError(context, '无法读取文件');
         return;
       }
 
-      // 读取文件内容
-      final jsonContent = await File(file.path!).readAsString();
-
-      // 导入程序
-      final importedCount = await ProgramImportService.instance.importFromJson(jsonContent);
+      // 解析并写入数据库
+      final importedCount =
+          await ExcelImportService.instance.importFromExcel(File(file.path!));
 
       // 刷新程序列表
       ref.read(programsProvider.notifier).loadPrograms();
 
-      // 显示结果
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text('成功导入 $importedCount 个程序'),
-          backgroundColor: importedCount > 0 ? AppTheme.successColor : AppTheme.warningColor,
-        ),
-      );
+      if (!context.mounted) return;
+      if (importedCount > 0) {
+        ToastService.showSuccess(context, '成功处理 $importedCount 个程序');
+      } else {
+        ToastService.showWarning(context, 'Excel 中无有效程序数据');
+      }
     } catch (e) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-          content: Text('导入失败: ${e.toString()}'),
-          backgroundColor: AppTheme.errorColor,
-        ),
-      );
+      if (!context.mounted) return;
+      ToastService.showError(context, '导入失败: ${e.toString()}');
+    }
+  }
+
+  /// 下载 Excel 模板
+  Future<void> _downloadTemplate(BuildContext context) async {
+    try {
+      final path = await ExcelTemplateService.instance.generateTemplate();
+      if (!context.mounted) return;
+      ToastService.showSuccess(context, '模板已保存: $path');
+    } catch (e) {
+      if (!context.mounted) return;
+      ToastService.showError(context, '生成模板失败: ${e.toString()}');
     }
   }
 

lib/features/programs/services/excel_import_service.dart

@@ -0,0 +1,237 @@
+import 'dart:io';
+
+import 'package:excel/excel.dart';
+
+import '../models/program.dart';
+import '../models/step.dart';
+import '../services/program_service.dart';
+import 'excel_template_service.dart';
+
+/// Excel 导入服务
+///
+/// 解析用户填好的 .xlsx 并通过 [ProgramService] 写入数据库。
+/// 模板结构与 [ExcelTemplateService] 一致：Programs + Steps 双表，
+/// 通过 program_code 关联。
+class ExcelImportService {
+  static final ExcelImportService instance = ExcelImportService._internal();
+  final ProgramService _programService = ProgramService.instance;
+
+  ExcelImportService._internal();
+
+  /// 从 .xlsx 文件导入程序，返回成功处理的程序数量（新建 + 覆盖）
+  ///
+  /// 行为：
+  /// - code 不存在：新建程序 + 写入步骤
+  /// - code 已存在：全量覆盖程序字段，并删除旧步骤后写入新步骤
+  Future<int> importFromExcel(File file) async {
+    final bytes = await file.readAsBytes();
+    final excel = Excel.decodeBytes(bytes);
+
+    final programsSheet = _findSheet(excel, ExcelTemplateService.sheetPrograms);
+    if (programsSheet == null) {
+      throw const ExcelImportException('缺少 Programs 工作表');
+    }
+
+    final programs = _parsePrograms(programsSheet);
+    if (programs.isEmpty) {
+      throw const ExcelImportException('Programs 表无有效数据');
+    }
+
+    // 已有 code → 完整 Program（用于覆盖时取 id）
+    final existing = await _programService.getAllPrograms();
+    final existingByCode = <String, Program>{
+      for (final p in existing) p.code: p,
+    };
+
+    // 解析步骤
+    final stepsSheet = _findSheet(excel, ExcelTemplateService.sheetSteps);
+    final stepsByCode = stepsSheet == null
+        ? <String, List<_RawStep>>{}
+        : _parseSteps(stepsSheet);
+
+    int processedCount = 0;
+    for (final program in programs) {
+      try {
+        final existingProgram = existingByCode[program.code];
+        final int programId;
+        if (existingProgram == null) {
+          programId = await _programService.addProgram(program);
+        } else {
+          // 全量覆盖：保留 id，其余字段取 Excel
+          programId = existingProgram.id!;
+          await _programService.updateProgram(
+            existingProgram.copyWith(
+              name: program.name,
+              temperature: program.temperature,
+              airflowTime: program.airflowTime,
+              status: program.status,
+              createdAt: program.createdAt,
+            ),
+          );
+          // 清空旧步骤
+          final oldSteps =
+              await _programService.getStepsByProgramId(programId);
+          if (oldSteps.isNotEmpty) {
+            await _programService.deleteSteps(
+              oldSteps.map((s) => s.id!).toList(),
+            );
+          }
+        }
+
+        // 写入新步骤（按 step_no 排序后重新编号为 1..N）
+        final rawSteps = stepsByCode[program.code] ?? const <_RawStep>[];
+        rawSteps.sort((a, b) => a.stepNo.compareTo(b.stepNo));
+        for (var i = 0; i < rawSteps.length; i++) {
+          final raw = rawSteps[i];
+          final step = Step(
+            programId: programId,
+            stepNo: i + 1,
+            position: raw.position,
+            name: raw.name,
+            mixTime: raw.mixTime,
+            magnetTime: raw.magnetTime,
+            volume: raw.volume,
+            blowTime: raw.blowTime,
+            speed: raw.speed,
+          );
+          await _programService.addStep(step);
+        }
+
+        processedCount++;
+      } catch (_) {
+        // 单条失败不影响其他程序
+        continue;
+      }
+    }
+
+    return processedCount;
+  }
+
+  Sheet? _findSheet(Excel excel, String name) {
+    for (final entry in excel.tables.entries) {
+      if (entry.key == name) return entry.value;
+    }
+    return null;
+  }
+
+  /// 解析 Programs 表
+  /// 返回不含 id 的 Program 列表（createdAt 由调用方填充）
+  List<Program> _parsePrograms(Sheet sheet) {
+    final rows = _dataRows(sheet);
+    final results = <Program>[];
+
+    for (final cells in rows) {
+      final code = _readString(cells, 0);
+      final name = _readString(cells, 1);
+      if (code.isEmpty || name.isEmpty) continue;
+
+      results.add(
+        Program(
+          code: code,
+          name: name,
+          createdAt: DateTime.now().toString().split('.').first,
+          status: _readInt(cells, 4, 1) == 0 ? 0 : 1,
+          temperature: _readInt(cells, 2, 50),
+          airflowTime: _readInt(cells, 3, 60),
+        ),
+      );
+    }
+    return results;
+  }
+
+  /// 解析 Steps 表
+  /// 以 program_code 为 key 分组
+  Map<String, List<_RawStep>> _parseSteps(Sheet sheet) {
+    final rows = _dataRows(sheet);
+    final map = <String, List<_RawStep>>{};
+
+    for (final cells in rows) {
+      final programCode = _readString(cells, 0);
+      if (programCode.isEmpty) continue;
+      final position = _readString(cells, 2, 'A1');
+      final name = _readString(cells, 3);
+      if (name.isEmpty) continue;
+
+      final raw = _RawStep(
+        stepNo: _readInt(cells, 1, 0),
+        position: position,
+        name: name,
+        mixTime: _readInt(cells, 4, 0),
+        magnetTime: _readInt(cells, 5, 0),
+        volume: _readInt(cells, 6, 0),
+        blowTime: _readInt(cells, 7, 0),
+        speed: _readInt(cells, 8, 5),
+      );
+      map.putIfAbsent(programCode, () => []).add(raw);
+    }
+    return map;
+  }
+
+  /// 跳过表头和说明行（首行表头，后续以"说明"开头的视为说明）
+  List<List<Object?>> _dataRows(Sheet sheet) {
+    final result = <List<Object?>>[];
+    for (var i = 1; i < sheet.rows.length; i++) {
+      final row = sheet.rows[i];
+      // 跳过空行
+      if (row.every((c) => c == null || c.value == null)) continue;
+      final firstCell = _asTrimmed(row.first?.value);
+      if (firstCell.startsWith('说明')) continue;
+      result.add(row.map((c) => c?.value).toList(growable: false));
+    }
+    return result;
+  }
+
+  String _readString(List<Object?> row, int index, [String fallback = '']) {
+    if (index >= row.length) return fallback;
+    final v = row[index];
+    if (v == null) return fallback;
+    final s = v.toString().trim();
+    return s.isEmpty ? fallback : s;
+  }
+
+  int _readInt(List<Object?> row, int index, int fallback) {
+    if (index >= row.length) return fallback;
+    final v = row[index];
+    if (v == null) return fallback;
+    if (v is int) return v;
+    if (v is double) return v.toInt();
+    final parsed = int.tryParse(v.toString().trim());
+    return parsed ?? fallback;
+  }
+
+  String _asTrimmed(Object? v) {
+    if (v == null) return '';
+    return v.toString().trim();
+  }
+}
+
+class _RawStep {
+  final int stepNo;
+  final String position;
+  final String name;
+  final int mixTime;
+  final int magnetTime;
+  final int volume;
+  final int blowTime;
+  final int speed;
+
+  _RawStep({
+    required this.stepNo,
+    required this.position,
+    required this.name,
+    required this.mixTime,
+    required this.magnetTime,
+    required this.volume,
+    required this.blowTime,
+    required this.speed,
+  });
+}
+
+/// Excel 导入异常
+class ExcelImportException implements Exception {
+  final String message;
+  const ExcelImportException(this.message);
+
+  @override
+  String toString() => message;
+}

lib/features/programs/services/excel_template_service.dart

@@ -0,0 +1,161 @@
+import 'dart:io';
+
+import 'package:excel/excel.dart';
+import 'package:flutter/services.dart';
+import 'package:path_provider/path_provider.dart';
+
+/// Excel 模板服务
+///
+/// 生成 .xlsx 模板用于程序/步骤批量导入。
+/// 模板包含两张表：
+///   - Programs：程序基础信息
+///   - Steps：步骤参数（通过 program_code 与 Programs 关联）
+class ExcelTemplateService {
+  static final ExcelTemplateService instance = ExcelTemplateService._internal();
+
+  ExcelTemplateService._internal();
+
+  /// 工作表名称
+  static const String sheetPrograms = 'Programs';
+  static const String sheetSteps = 'Steps';
+
+  /// 模板文件名
+  static const String templateFilename = 'program_template.xlsx';
+
+  /// Android 端写入公共 Downloads 的 MethodChannel（对应 MainActivity.kt）
+  static const MethodChannel _downloadsChannel =
+      MethodChannel('com.xiarui.kuaishai2/downloads');
+
+  /// 生成模板并保存到下载目录，返回可显示的路径字符串
+  ///
+  /// - Android：通过 MediaStore 写入公共 Downloads (`/storage/emulated/0/Download/`)
+  /// - 其它平台：使用 [getDownloadsDirectory]，不可用时回退到应用文档目录
+  Future<String> generateTemplate() async {
+    final excel = Excel.createExcel();
+    final bytes = _buildTemplateBytes(excel);
+
+    if (Platform.isAndroid) {
+      final saved = await _downloadsChannel.invokeMethod<String>(
+        'saveToDownloads',
+        <String, dynamic>{
+          'filename': templateFilename,
+          'bytes': bytes,
+        },
+      );
+      if (saved == null) {
+        throw StateError('保存到 Downloads 失败：未返回路径');
+      }
+      return saved;
+    }
+
+    final dir =
+        await getDownloadsDirectory() ?? await getApplicationDocumentsDirectory();
+    final file = File('${dir.path}/$templateFilename');
+    await file.writeAsBytes(bytes, flush: true);
+    return file.path;
+  }
+
+  /// 构建模板字节流（可在测试中直接调用）
+  List<int> _buildTemplateBytes(Excel excel) {
+    // 默认创建的第一个 sheet 重命名
+    final defaultSheet = excel.getDefaultSheet();
+    if (defaultSheet != null && defaultSheet != sheetPrograms) {
+      excel.rename(defaultSheet, sheetPrograms);
+    }
+
+    _writeProgramsSheet(excel);
+    _writeStepsSheet(excel);
+    return excel.encode()!;
+  }
+
+  void _writeProgramsSheet(Excel excel) {
+    final sheet = excel[sheetPrograms];
+    final headerStyle = CellStyle(
+      bold: true,
+      backgroundColorHex: ExcelColor.fromHexString('FFD9E1F2'),
+      horizontalAlign: HorizontalAlign.Center,
+    );
+
+    // 表头
+    final headers = ['code', 'name', 'temperature', 'airflowTime', 'status'];
+    sheet.appendRow(headers.map((h) => TextCellValue(h)).toList());
+    for (var i = 0; i < headers.length; i++) {
+      sheet
+          .cell(CellIndex.indexByColumnRow(columnIndex: i, rowIndex: 0))
+          .cellStyle = headerStyle;
+    }
+
+    // 示例行
+    final sample1 = ['P001', '示例程序-标准流程', 50, 60, 1];
+    final sample2 = ['P002', '示例程序-快速流程', 45, 30, 1];
+    sheet.appendRow(sample1.map((v) => TextCellValue(v.toString())).toList());
+    sheet.appendRow(sample2.map((v) => TextCellValue(v.toString())).toList());
+
+    // 说明行（用前缀标记，避免被解析）
+    final note = '说明：code 必填且唯一；name 必填；temperature/airflowTime 整数；status:1启用 0停用';
+    sheet.appendRow([TextCellValue(note)]);
+
+    // 列宽
+    sheet.setColumnWidth(0, 14);
+    sheet.setColumnWidth(1, 26);
+    sheet.setColumnWidth(2, 14);
+    sheet.setColumnWidth(3, 14);
+    sheet.setColumnWidth(4, 10);
+  }
+
+  void _writeStepsSheet(Excel excel) {
+    final sheet = excel[sheetSteps];
+    final headerStyle = CellStyle(
+      bold: true,
+      backgroundColorHex: ExcelColor.fromHexString('FFD9E1F2'),
+      horizontalAlign: HorizontalAlign.Center,
+    );
+
+    final headers = [
+      'program_code',
+      'step_no',
+      'position',
+      'name',
+      'mixTime',
+      'magnetTime',
+      'volume',
+      'blowTime',
+      'speed',
+    ];
+    sheet.appendRow(headers.map((h) => TextCellValue(h)).toList());
+    for (var i = 0; i < headers.length; i++) {
+      sheet
+          .cell(CellIndex.indexByColumnRow(columnIndex: i, rowIndex: 0))
+          .cellStyle = headerStyle;
+    }
+
+    // 示例行：P001 / P002 各两步
+    final samples = <List<Object>>[
+      ['P001', 1, 'A1', '加样', 30, 0, 500, 0, 5],
+      ['P001', 2, 'A2', '混合', 60, 10, 300, 30, 5],
+      ['P002', 1, 'B1', '混合', 20, 5, 400, 0, 4],
+    ];
+    for (final row in samples) {
+      sheet.appendRow(row.map((v) {
+        if (v is num) return IntCellValue(v.toInt());
+        return TextCellValue(v.toString());
+      }).toList());
+    }
+
+    // 说明行
+    final note =
+        '说明：program_code 对应 Programs.code；step_no 整数从 1 开始；position 形如 A1/B2；mixTime/magnetTime/volume/blowTime 单位秒或微升；speed 1-10';
+    sheet.appendRow([TextCellValue(note)]);
+
+    // 列宽
+    sheet.setColumnWidth(0, 14);
+    sheet.setColumnWidth(1, 10);
+    sheet.setColumnWidth(2, 12);
+    sheet.setColumnWidth(3, 14);
+    sheet.setColumnWidth(4, 10);
+    sheet.setColumnWidth(5, 12);
+    sheet.setColumnWidth(6, 10);
+    sheet.setColumnWidth(7, 10);
+    sheet.setColumnWidth(8, 8);
+  }
+}

lib/features/programs/services/program_import_service.dart

@@ -1,126 +0,0 @@
-import 'dart:convert';
-import '../../programs/models/program.dart';
-import '../../programs/models/step.dart';
-import '../../programs/services/program_service.dart';
-
-/// 程序导入服务
-class ProgramImportService {
-  static final ProgramImportService instance = ProgramImportService._internal();
-  final ProgramService _programService = ProgramService.instance;
-
-  ProgramImportService._internal();
-
-  /// 从 JSON 字符串导入程序
-  /// 返回导入的程序数量
-  Future<int> importFromJson(String jsonContent) async {
-    final data = jsonDecode(jsonContent);
-
-    // 支持单个程序或程序数组
-    final List<dynamic> programsData;
-    if (data is List) {
-      programsData = data;
-    } else if (data is Map && data.containsKey('programs')) {
-      programsData = data['programs'] as List;
-    } else {
-      programsData = [data];
-    }
-
-    int importedCount = 0;
-
-    for (final programData in programsData) {
-      try {
-        // 验证必填字段
-        if (!_validateProgramData(programData)) {
-          continue;
-        }
-
-        // 检查编号是否已存在
-        final existingPrograms = await _programService.getAllPrograms();
-        final code = programData['code'] as String;
-        if (existingPrograms.any((p) => p.code == code)) {
-          // 编号已存在，跳过或使用新编号
-          continue;
-        }
-
-        // 创建程序
-        final program = Program(
-          code: code,
-          name: programData['name'] as String,
-          createdAt: programData['createdAt'] ?? DateTime.now().toString().split('.')[0],
-          status: programData['status'] ?? 1,
-        );
-
-        final programId = await _programService.addProgram(program);
-
-        // 导入步骤
-        final stepsData = programData['steps'] as List?;
-        if (stepsData != null) {
-          for (int i = 0; i < stepsData.length; i++) {
-            final stepData = stepsData[i];
-            final step = Step(
-              programId: programId,
-              stepNo: i + 1,
-              position: stepData['position'] as String? ?? 'A1',
-              name: stepData['name'] as String? ?? '步骤${i + 1}',
-              mixTime: stepData['mixTime'] as int? ?? 0,
-              magnetTime: stepData['magnetTime'] as int? ?? 0,
-              volume: stepData['volume'] as int? ?? 0,
-              mixSpeed: stepData['mixSpeed'] as String? ?? '中速',
-              blowSpeed: stepData['blowSpeed'] as String? ?? '中速',
-              blowTime: stepData['blowTime'] as int? ?? 0,
-              needleSpeed: stepData['needleSpeed'] as int? ?? 5,
-            );
-            await _programService.addStep(step);
-          }
-        }
-
-        importedCount++;
-      } catch (e) {
-        // 忽略单个程序导入错误
-        continue;
-      }
-    }
-
-    return importedCount;
-  }
-
-  /// 验证程序数据
-  bool _validateProgramData(Map<String, dynamic> data) {
-    return data.containsKey('code') &&
-        data.containsKey('name') &&
-        data['code'] is String &&
-        data['name'] is String;
-  }
-
-  /// 导出程序为 JSON
-  Future<String> exportToJson(List<int> programIds) async {
-    final programs = [];
-
-    for (final id in programIds) {
-      final program = await _programService.getProgramById(id);
-      if (program == null) continue;
-
-      final steps = await _programService.getStepsByProgramId(id);
-
-      programs.add({
-        'code': program.code,
-        'name': program.name,
-        'createdAt': program.createdAt,
-        'status': program.status,
-        'steps': steps.map((s) => {
-          'position': s.position,
-          'name': s.name,
-          'mixTime': s.mixTime,
-          'magnetTime': s.magnetTime,
-          'volume': s.volume,
-          'mixSpeed': s.mixSpeed,
-          'blowSpeed': s.blowSpeed,
-          'blowTime': s.blowTime,
-          'needleSpeed': s.needleSpeed,
-        }).toList(),
-      });
-    }
-
-    return jsonEncode({'programs': programs});
-  }
-}

lib/features/programs/widgets/program_form_dialog.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../../../core/localization/app_localizations.dart';
 import '../../../core/theme/app_theme.dart';
+import '../../../shared/utils/constants.dart';
 import '../../../shared/widgets/common_button.dart';
 import '../models/program.dart';
 import '../providers/programs_provider.dart';
@@ -21,6 +22,8 @@ class _ProgramFormDialogState extends ConsumerState<ProgramFormDialog> {
   final _formKey = GlobalKey<FormState>();
   late TextEditingController _codeController;
   late TextEditingController _nameController;
+  late TextEditingController _temperatureController;
+  late TextEditingController _airflowTimeController;
   bool _isEnabled = true;
   bool _isSaving = false;
 
@@ -29,6 +32,10 @@ class _ProgramFormDialogState extends ConsumerState<ProgramFormDialog> {
     super.initState();
     _codeController = TextEditingController(text: widget.program?.code ?? '');
     _nameController = TextEditingController(text: widget.program?.name ?? '');
+    _temperatureController =
+        TextEditingController(text: '${widget.program?.temperature ?? 50}');
+    _airflowTimeController =
+        TextEditingController(text: '${widget.program?.airflowTime ?? 60}');
     _isEnabled = widget.program?.status == 1;
   }
 
@@ -36,6 +43,8 @@ class _ProgramFormDialogState extends ConsumerState<ProgramFormDialog> {
   void dispose() {
     _codeController.dispose();
     _nameController.dispose();
+    _temperatureController.dispose();
+    _airflowTimeController.dispose();
     super.dispose();
   }
 
@@ -95,6 +104,38 @@ class _ProgramFormDialogState extends ConsumerState<ProgramFormDialog> {
               ),
               const SizedBox(height: 16),
 
+              // 温度和吹气时间
+              Row(
+                children: [
+                  Expanded(
+                    child: TextFormField(
+                      controller: _temperatureController,
+                      decoration: InputDecoration(
+                        labelText: '${l10n?.temperature ?? '温度'} (°C)',
+                        border: OutlineInputBorder(
+                          borderRadius: BorderRadius.circular(8),
+                        ),
+                      ),
+                      keyboardType: TextInputType.number,
+                    ),
+                  ),
+                  const SizedBox(width: 12),
+                  Expanded(
+                    child: TextFormField(
+                      controller: _airflowTimeController,
+                      decoration: InputDecoration(
+                        labelText: '${l10n?.airflowTime ?? '吹气时间'} (${Constants.timeUnitSeconds})',
+                        border: OutlineInputBorder(
+                          borderRadius: BorderRadius.circular(8),
+                        ),
+                      ),
+                      keyboardType: TextInputType.number,
+                    ),
+                  ),
+                ],
+              ),
+              const SizedBox(height: 16),
+
               // 状态开关
               Row(
                 children: [
@@ -161,6 +202,8 @@ class _ProgramFormDialogState extends ConsumerState<ProgramFormDialog> {
       name: _nameController.text.trim(),
       createdAt: widget.program?.createdAt ?? now,
       status: _isEnabled ? 1 : 0,
+      temperature: int.tryParse(_temperatureController.text) ?? 50,
+      airflowTime: int.tryParse(_airflowTimeController.text) ?? 60,
     );
 
     bool success;

lib/features/settings/pages/settings_page.dart

@@ -5,11 +5,9 @@ import '../../../core/theme/app_theme.dart';
 import '../../../shared/widgets/common_button.dart';
 import '../widgets/language_panel.dart';
 import '../widgets/password_panel.dart';
-import '../widgets/serial_config_panel.dart';
-import '../widgets/usb_import_panel.dart';
 
 /// 设置页菜单
-enum _SettingsMenu { upgrade, language, password, usbImport, serialConfig }
+enum _SettingsMenu { upgrade, language, password }
 
 /// 系统设置页面
 class SettingsPage extends ConsumerStatefulWidget {
@@ -70,14 +68,6 @@ class _SettingsPageState extends ConsumerState<SettingsPage> {
                       onTap: () => setState(
                           () => _currentMenu = _SettingsMenu.upgrade),
                     ),
-                    // 串口配置
-                    _buildMenuItem(
-                      icon: Icons.settings_input_hdmi,
-                      title: '串口配置',
-                      selected: _currentMenu == _SettingsMenu.serialConfig,
-                      onTap: () => setState(
-                          () => _currentMenu = _SettingsMenu.serialConfig),
-                    ),
                     // 语言设置
                     _buildMenuItem(
                       icon: Icons.language,
@@ -94,14 +84,6 @@ class _SettingsPageState extends ConsumerState<SettingsPage> {
                       onTap: () => setState(
                           () => _currentMenu = _SettingsMenu.password),
                     ),
-                    // U盘导入
-                    _buildMenuItem(
-                      icon: Icons.usb,
-                      title: l10n?.usbImport ?? 'U盘导入',
-                      selected: _currentMenu == _SettingsMenu.usbImport,
-                      onTap: () => setState(
-                          () => _currentMenu = _SettingsMenu.usbImport),
-                    ),
                   ],
                 ),
               ),
@@ -127,10 +109,8 @@ class _SettingsPageState extends ConsumerState<SettingsPage> {
 
   Widget _buildContent() {
     return switch (_currentMenu) {
-      _SettingsMenu.serialConfig => const SerialConfigPanel(),
       _SettingsMenu.language => const LanguagePanel(),
       _SettingsMenu.password => const PasswordPanel(),
-      _SettingsMenu.usbImport => const UsbImportPanel(),
       _SettingsMenu.upgrade => _buildUpgradeContent(),
     };
   }

lib/main.dart

@@ -8,6 +8,7 @@ import 'core/theme/app_theme.dart';
 import 'core/localization/app_localizations.dart';
 import 'core/localization/locale_provider.dart';
 import 'core/database/database_service.dart';
+import 'features/device/providers/serial_provider.dart';
 
 /// 应用入口
 void main() async {
@@ -22,7 +23,17 @@ void main() async {
   final db = DatabaseService.instance;
   await db.database;
   await db.initTestData();
-  runApp(const ProviderScope(child: KuaishaiApp()));
+
+  // 使用 ProviderContainer 在 runApp 之前触发启动自动连接
+  final container = ProviderContainer();
+  container.read(autoSerialConnectProvider);
+
+  runApp(
+    UncontrolledProviderScope(
+      container: container,
+      child: const KuaishaiApp(),
+    ),
+  );
 }
 
 /// 应用主体

lib/shared/utils/constants.dart

@@ -1,10 +1,8 @@
 /// 常量定义
 class Constants {
-  // 速度选项
-  static const List<String> speedOptions = ['低速', '中速', '高速'];
-
-  // 下针速度档位
-  static const List<int> needleSpeedLevels = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
+  // 速度档位
+  static const int minSpeed = 1;
+  static const int maxSpeed = 10;
 
   // 孔位列表
   static const List<String> positions = [

pubspec.lock

@@ -25,6 +25,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.13.4"
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      sha256: cb6a278ef2dbb298455e1a713bda08524a175630ec643a242c399c932a0a1f7d
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.6.1"
   args:
     dependency: transitive
     description:
@@ -89,6 +97,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.2"
+  code_assets:
+    dependency: transitive
+    description:
+      name: code_assets
+      sha256: bf394f466ba9205f1812a0433b392d6af280f155f56651eda7c18cc32ed493b8
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.1"
   collection:
     dependency: transitive
     description:
@@ -169,6 +185,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.1.1"
+  equatable:
+    dependency: transitive
+    description:
+      name: equatable
+      sha256: "3e0141505477fd8ad55d6eb4e7776d3fe8430be8e497ccb1521370c3f21a3e2b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.8"
+  excel:
+    dependency: "direct main"
+    description:
+      name: excel
+      sha256: "1a15327dcad260d5db21d1f6e04f04838109b39a2f6a84ea486ceda36e468780"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.6"
   fake_async:
     dependency: transitive
     description:
@@ -277,6 +309,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "15.1.3"
+  hooks:
+    dependency: transitive
+    description:
+      name: hooks
+      sha256: "9a62a50b50b769a737bc0a8ff381f333529df3ab746b2f6b02e83760231455ba"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.2"
   hotreloader:
     dependency: transitive
     description:
@@ -293,6 +333,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.20.2"
+  jni:
+    dependency: transitive
+    description:
+      name: jni
+      sha256: c2230682d5bc2362c1c9e8d3c7f406d9cbba23ab3f2e203a025dd47e0fb2e68f
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.0"
+  jni_flutter:
+    dependency: transitive
+    description:
+      name: jni_flutter
+      sha256: "8b59e590786050b1cd866677dddaf76b1ade5e7bc751abe04b86e84d379d3ba6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.1"
   json_annotation:
     dependency: transitive
     description:
@@ -365,6 +421,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.17.0"
+  objective_c:
+    dependency: transitive
+    description:
+      name: objective_c
+      sha256: "6cb691c686fa2838c6deb34980d426145c2a5d537491cb83d463c33cdbc726ed"
+      url: "https://pub.dev"
+    source: hosted
+    version: "9.4.1"
   package_config:
     dependency: transitive
     description:
@@ -381,6 +445,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.1"
+  path_provider:
+    dependency: "direct main"
+    description:
+      name: path_provider
+      sha256: "50c5dd5b6e1aaf6fb3a78b33f6aa3afca52bf903a8a5298f53101fdaee55bbcd"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.5"
+  path_provider_android:
+    dependency: transitive
+    description:
+      name: path_provider_android
+      sha256: "69cbd515a62b94d32a7944f086b2f82b4ac40a1d45bebfc00813a430ab2dabcd"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.1"
+  path_provider_foundation:
+    dependency: transitive
+    description:
+      name: path_provider_foundation
+      sha256: "2a376b7d6392d80cd3705782d2caa734ca4727776db0b6ec36ef3f1855197699"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.6.0"
   path_provider_linux:
     dependency: transitive
     description:
@@ -405,6 +493,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.3.0"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      sha256: "91bd59303e9f769f108f8df05e371341b15d59e995e6806aefab827b58336675"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.2"
   platform:
     dependency: transitive
     description:
@@ -437,6 +533,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.5.0"
+  record_use:
+    dependency: transitive
+    description:
+      name: record_use
+      sha256: "2551bd8eecfe95d14ae75f6021ad0248be5c27f138c2ec12fcb52b500b3ba1ed"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.6.0"
   riverpod:
     dependency: transitive
     description:
@@ -650,8 +754,16 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.0"
+  usb_serial:
+    dependency: "direct main"
+    description:
+      name: usb_serial
+      sha256: a605a600e34e7f28d4e80851ca3999ef747e42e406138887b8a88b8c382a8b07
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.5.2"
   uuid:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: uuid
       sha256: "1fef9e8e11e2991bb773070d4656b7bd5d850967a2456cfc83cf47925ba79489"
@@ -706,6 +818,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.0"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      sha256: "971043b3a0d3da28727e40ed3e0b5d18b742fa5a68665cca88e74b7876d5e025"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.6.1"
   yaml:
     dependency: transitive
     description:
@@ -716,4 +836,4 @@ packages:
     version: "3.1.3"
 sdks:
   dart: ">=3.11.5 <4.0.0"
-  flutter: ">=3.38.0"
+  flutter: ">=3.38.4"

pubspec.yaml

@@ -31,9 +31,21 @@ dependencies:
   # 文件选择器
   file_picker: ^8.1.7
 
+  # 路径解析（保存导入/导出文件）
+  path_provider: ^2.1.5
+
+  # Excel 读写（生成导入模板 + 解析用户填好的 .xlsx）
+  excel: ^4.0.2
+
   # 国际化
   intl: ^0.20.2
 
+  # USB 串口通信（Android USB Host 模式下的 CH340/FTDI/CP210x/PL2303 等芯片）
+  usb_serial: ^0.5.0
+
+  # 串口消息 ID 生成（UUID v4）
+  uuid: ^4.5.1
+
 dev_dependencies:
   flutter_test:
     sdk: flutter