diff --git a/components/tpx-bluetooth-native/nativeBlueTooth.js b/components/tpx-bluetooth-native/nativeBlueTooth.js
index 0855187..f251390 100644
--- a/components/tpx-bluetooth-native/nativeBlueTooth.js
+++ b/components/tpx-bluetooth-native/nativeBlueTooth.js
@@ -301,10 +301,15 @@ var blueToothTool = {
 			return false;
 		}
 		try {
-			invoke(btSocket, "connect");
-			this.readData(); //读数据
-			this.shortToast("连接成功");
-			callback(true)
+			if(!btSocket.isConnected()) {
+				console.log("检测到设备未连接，尝试连接======")
+				invoke(btSocket, "connect");
+				this.readData(); //读数据
+			}
+			let bl = btSocket.isConnected()
+			console.log("btSocket.isConnected =======", bl)
+			bl && this.shortToast("连接成功")
+			callback(bl)
 		} catch(e) {
 			console.error("connDevice error:========！", e);
 			this.shortToast("连接失败");
@@ -400,7 +405,7 @@ var blueToothTool = {
 					try {
 						btOutStream.write([0b00]);
 					} catch(e) {
-						console.log("===connExceptionCallback===", e)
+						console.log("===蓝牙连接异常 connExceptionCallback===", e)
 						this.state.readThreadState = false;
 						this.options.connExceptionCallback && this.options.connExceptionCallback(e);
 					}
diff --git a/components/tpx-bluetooth-native/tpx-bluetooth-native.vue b/components/tpx-bluetooth-native/tpx-bluetooth-native.vue
index 76643c9..1305c24 100644
--- a/components/tpx-bluetooth-native/tpx-bluetooth-native.vue
+++ b/components/tpx-bluetooth-native/tpx-bluetooth-native.vue
@@ -140,7 +140,7 @@ export default {
 						},
 						discoveryDeviceCallback: _this.onDiscoverDevice.bind(_this),
 						discoveryFinishedCallback: function() {
-							_this.msg = "搜索完成";
+							// 搜索完成
 						},
 						readDataCallback: function(dataByteArr) {
 							// 读取蓝牙返回的数据
@@ -150,7 +150,8 @@ export default {
 							_this.receiveDataArr.push.apply(_this.receiveDataArr, dataByteArr); */
 						},
 						connExceptionCallback: function(e) {
-							_this.msg = "设备连接失败";
+							_this.showToast("蓝牙设备连接中断，请检查")
+							// 设备连接失败
 						}
 					});
 				})