feat：增加蓝牙配网设备编号

include/config.h

@@ -19,7 +19,7 @@
 // --- 雷达型号选择 ---
 #define RADAR_TYPE_ABD1       0   // R60ABD1: 心率/呼吸精准, 跌倒一般
 #define RADAR_TYPE_AFD1       1   // R60AFD1: 跌倒/姿态精准, 无心率呼吸
-#define RADAR_TYPE            RADAR_TYPE_AFD1  // AFD1 (跌倒/姿态精准)
+#define RADAR_TYPE            RADAR_TYPE_ABD1  // AFD1 (跌倒/姿态精准, 卫生间用)
 
 // --- 毫米波雷达 ---
 #define RADAR_UART_PORT       Serial2
@@ -76,9 +76,9 @@
 // 3. WiFi 默认配置 (配网使用)
 // ============================================================
 
-#define WIFI_AP_SSID          "HealthMonitor-Setup"
+#define WIFI_AP_SSID_PREFIX   "HealthMonitor-"  // 末尾拼 MAC 末4位, 保证每台设备唯一
 #define WIFI_AP_PASSWORD      "1234567890"
-#define WIFI_CONFIG_TIMEOUT   0   // 0=不超时, 一直等待配置
+#define WIFI_CONFIG_TIMEOUT   120 // 配网超时(秒), 超时回连上一个 WiFi
 #define WIFI_CONNECT_TIMEOUT  15
 #define WIFI_RETRY_INTERVAL   10000
 

include/wifi_manager.h

@@ -113,6 +113,9 @@ private:
     String        _blePendingJson;      // 待处理的 BLE 配网 JSON
     bool          _blePendingFlag;      // 有未处理的 BLE 数据
     void _processBLEPending();          // 在 loop() 上下文处理
+
+    // AP SSID (前缀+MAC后4位, BLE 命名复用)
+    String        _apSsid;
 };
 
 #endif // WIFI_MANAGER_H

src/wifi_manager.cpp

@@ -133,6 +133,24 @@ bool WiFiMgmt::loop() {
     if (_portalActive) {
         _dns->processNextRequest();
         _server->handleClient();
+
+        // 配网超时 → 回连上一个 WiFi
+        if (WIFI_CONFIG_TIMEOUT > 0 && millis() - _portalStartTime > (uint32_t)WIFI_CONFIG_TIMEOUT * 1000) {
+            Serial.printf("[WiFi] ⏰ 配网超时 %ds, 回连已存 WiFi...\n", WIFI_CONFIG_TIMEOUT);
+            _stopPortal();
+            if (_config.wifi_ssid[0] != '\0') {
+                _connected = _connectWiFi();
+            } else {
+                _connected = false;
+                Serial.println("[WiFi] 无已存 WiFi");
+            }
+            if (_connected) {
+                _setLEDMode(3);  // 常亮 = 在线
+            } else {
+                _setLEDMode(1);  // 慢闪 = 离线, WiFi.AutoReconnect 后台重试
+            }
+        }
+
         delay(10);
         return _connected;
     }
@@ -228,8 +246,11 @@ void WiFiMgmt::_startPortal() {
     delay(200);
     WiFi.mode(WIFI_AP);
     WiFi.softAPConfig(IPAddress(192,168,4,1), IPAddress(192,168,4,1), IPAddress(255,255,255,0));
-    WiFi.softAP(WIFI_AP_SSID, WIFI_AP_PASSWORD);
+    // AP 名称 = 前缀 + MAC 后4位 (保证每台设备唯一, 方便区分多设备配网)
-    Serial.printf("[WiFi] AP: %s  IP: 192.168.4.1\n", WIFI_AP_SSID);
+    String mac = WiFi.macAddress();  // e.g. "8C:AA:B5:12:34:56"
+    _apSsid = String(WIFI_AP_SSID_PREFIX) + mac.substring(9, 11) + mac.substring(12, 14);
+    WiFi.softAP(_apSsid.c_str(), WIFI_AP_PASSWORD);
+    Serial.printf("[WiFi] AP: %s  IP: 192.168.4.1\n", _apSsid.c_str());
 
     // DNS 劫持: 所有域名 → 192.168.4.1 → 触发手机强制门户弹窗
     _dns = new DNSServer();
@@ -417,8 +438,11 @@ void WiFiMgmt::_startBLE() {
         if (_bleAdv) {
             // 重设广告数据 (stop 后 start 需要重新配置)
             BLEAdvertisementData advData;
-            advData.setCompleteServices(BLEUUID("4fafc201-1fb5-459e-8fcc-c5c9c331914b"));
+            std::string rawName;
-            advData.setShortName("HealthMon");
+            rawName += (char)(_apSsid.length() + 1);
+            rawName += (char)0x09;
+            rawName += _apSsid.c_str();
+            advData.addData(rawName);
             _bleAdv->setAdvertisementData(advData);
             _bleAdv->setScanResponse(false);
             _bleAdv->start();
@@ -427,7 +451,7 @@ void WiFiMgmt::_startBLE() {
         return;
     }
 
-    BLEDevice::init("HealthMonitor");
+    BLEDevice::init(_apSsid.c_str());  // BLE 名称跟随 AP 名称, 完整名 "HealthMonitor-XXXX"
     _bleServer = BLEDevice::createServer();
 
     BLEService* svc = _bleServer->createService("4fafc201-1fb5-459e-8fcc-c5c9c331914b");
@@ -460,13 +484,17 @@ void WiFiMgmt::_startBLE() {
 
     _bleAdv = _bleServer->getAdvertising();
     BLEAdvertisementData advData;
-    advData.setCompleteServices(BLEUUID("4fafc201-1fb5-459e-8fcc-c5c9c331914b"));
+    // 完整名通过 addData 嵌入广播包 (AD type 0x09)
-    advData.setShortName("HealthMon");
+    std::string rawName;
+    rawName += (char)(_apSsid.length() + 1);
+    rawName += (char)0x09;
+    rawName += _apSsid.c_str();
+    advData.addData(rawName);
     _bleAdv->setAdvertisementData(advData);
     _bleAdv->setScanResponse(false);  // 不需要 scan response, 全在主包
     _bleAdv->start();
 
-    Serial.printf("[BLE] ✅ 配网广播: HealthMonitor  device_id=%s\n", _config.device_id);
+    Serial.printf("[BLE] ✅ 配网广播: %s  device_id=%s\n", _apSsid.c_str(), _config.device_id);
 }
 
 void WiFiMgmt::_stopBLE() {