diff --git a/ble-client-01/ble-client-01/ble-client-01.ino b/ble-client-01/ble-client-01/ble-client-01.ino
index 09baa74..7e5ac2e 100644
--- a/ble-client-01/ble-client-01/ble-client-01.ino
+++ b/ble-client-01/ble-client-01/ble-client-01.ino
@@ -186,7 +186,7 @@ void loop() {
   // with the current time since boot.
   if (connected) {
 //    String newValue = "VR";//读固件版本号 false
-    String newValue = "BV ";//电量 false
+    String newValue = "BV";//电量 false
 //    String newValue = "0B0B6300";//温度测量 //无响应数据 true
 //    String newValue = "4854";//温湿度测量 //无响应数据 true
 //    String newValue = "1F13";//位移测量 //无响应数据 true
@@ -195,7 +195,7 @@ void loop() {
 //    String newValue = "Time since boot: " + String(millis()/1000);//
 
     // 方法2: 使用字符串转换
-    String hexString = "0B0B6300";//温度测量
+    String hexString = "0B0B6301";//温度测量
 //    String hexString = "4854";//温湿度测量
 //    String hexString = "1F13";//位移测量
     uint8_t data[hexString.length()/2];
diff --git a/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11.ino b/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11.ino
index 007352c..68cee55 100644
--- a/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11.ino
+++ b/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11/wifi-mqtt-esp32-PubSubClient-dht11.ino
@@ -20,6 +20,7 @@ const char* mqtt_server = "47.242.184.139";
 const int mqtt_port = 1883;
 const char* mqtt_user = "admin"; // 如果需要认证
 const char* mqtt_password = "publish452131wW452131wW$";
+const char* topic = "/device/esp8266/003";
 
 WiFiClient espClient;
 PubSubClient client(espClient);
@@ -93,8 +94,10 @@ void reconnect() {
       
       // 订阅多个主题
       // 订阅主题
-      client.subscribe("esp32/status");
-      client.subscribe("esp32/sensor/data");
+      //client.subscribe("esp32/status");
+      //client.subscribe("esp32/sensor/data");
+      client.subscribe(topic);
+      
       
     } else {
       Serial.print("失败，错误代码: ");
@@ -140,7 +143,10 @@ void readAndPublishSensorData() {
 
     String sendStr = String(temperature)+" "+String(humidity);
     //两个参数时  QoS 0 - 最多一次
-    client.publish("esp32/status", sendStr.c_str());
+    //client.publish("esp32/status", sendStr.c_str());
+    client.publish(topic, sendStr.c_str());
+
+    //topic
     //三个参数时   QoS 1 - 至少一次
     //client.publish("esp32/status", sendStr.c_str(),true);
     //发布json格式温湿度数据
diff --git a/wifi-mqtt-esp8266-company-nohttp/wifi-mqtt-esp8266-company-nohttp.ino b/wifi-mqtt-esp8266-company-nohttp/wifi-mqtt-esp8266-company-nohttp.ino
new file mode 100644
index 0000000..fcb8f2e
--- /dev/null
+++ b/wifi-mqtt-esp8266-company-nohttp/wifi-mqtt-esp8266-company-nohttp.ino
@@ -0,0 +1,124 @@
+#include <DHT.h>//调用dht11驱动库
+#include <ESP8266WiFi.h>
+#include <ESP8266HTTPClient.h>
+#include <PubSubClient.h>
+
+//安装DHT11库  DHT sensor library
+//安装mqtt客户端 PubSubClient 库
+
+#define DHTPIN D4 //说明数据接口为8266开发板的D4口，也可以写为#define DHTPIN 2既8266芯片的IO口2
+#define DHTTYPE DHT11//说明使用的模块是DHT11
+DHT dht(DHTPIN,DHTTYPE);//DHT11初始化
+//定义浮点类型变量保存测量值
+float Temperature;
+float Humidity;
+
+//定义WIFI信息
+// const char* ssid = "rehome";  // Enter SSID here
+// const char* password = "Ruihong123";  //Enter Password here
+
+const char* ssid = "mac_mini";  // Enter SSID here
+const char* password = "452131wW";  //Enter Password here
+
+
+// MQTT代理配置
+const char *mqtt_broker = "47.242.184.139";
+const char *topic = "/device/esp8266/003";
+// const char* topic01 = "/device/esp8266/006";
+const char *mqtt_username = "admin";
+const char *mqtt_password = "publish452131wW452131wW$";
+const int mqtt_port = 1883;
+
+ 
+WiFiClient espClient;
+PubSubClient client(espClient);
+
+            
+void setup() {    
+  pinMode(D2, OUTPUT);
+  digitalWrite(D2,HIGH);//IO口2设置为高电平，点亮数字2口LED
+  //digitalWrite(D2,LOW);//IO口2设置为高电平，点亮数字2口LED
+  Serial.begin(115200);
+  delay(100);
+  dht.begin();              
+  Serial.println("Connecting to ");
+  Serial.println(ssid);
+  //connect to your local wi-fi network
+  WiFi.begin(ssid, password);
+  //check wi-fi is connected to wi-fi network
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(1000);
+    Serial.print(".");
+  }
+  Serial.println("");
+  Serial.println("WiFi connected..!");
+  Serial.print("Got IP: ");  Serial.println(WiFi.localIP());
+
+  //mqtt init
+  //连接到mqtt代理
+  client.setServer(mqtt_broker, mqtt_port);
+  client.setCallback(callback);
+  while (!client.connected()) {
+      String client_id = "esp8266-client-";
+      client_id += String(WiFi.macAddress());
+      Serial.printf("The client %s connects to the public mqtt broker\n", client_id.c_str());
+      if (client.connect(client_id.c_str(), mqtt_username, mqtt_password)) {
+          Serial.println("Public emqx mqtt broker connected");
+      } else {
+          Serial.print("failed with state ");
+          Serial.print(client.state());
+          delay(2000);
+      }
+  }
+  // 发布和订阅
+  //client.publish(topic, "hello emqx");
+  // client.subscribe(topic01);
+  client.subscribe(topic);
+}
+void loop() {
+  //mqtt
+  client.loop();
+
+  delay(10000);
+  Temperature = dht.readTemperature(); // Gets the values of the temperature
+  Humidity = dht.readHumidity(); // Gets the values of the humidity 
+  
+  //mqtt发布消息
+  Serial.println("------------mqtt publish start-----------");
+  if (WiFi.status() == WL_CONNECTED) {
+    if(client.connected()){
+      String sendStr = String(Temperature)+" "+String(Humidity);
+      String wendu = String("Tem:")+String(Temperature);
+      String shidu = String("Hum:")+String(Humidity);
+
+      Serial.println(sendStr);
+      client.publish(topic,sendStr.c_str());
+    }else{
+      Serial.println(client.state());
+      String client_id = "esp8266-client-";
+      client_id += String(WiFi.macAddress());
+      Serial.printf("The client %s connects to the public mqtt broker\n", client_id.c_str());
+      if(client.connect(client_id.c_str(), mqtt_username, mqtt_password)) {
+        Serial.println("Public emqx mqtt broker connected");
+        // client.subscribe(topic01);
+        client.subscribe(topic);
+      }else{
+          Serial.print("failed with state ");
+          Serial.print(client.state());
+        }  
+    }
+  }
+  Serial.println("------------mqtt publish end-----------");
+}
+
+void callback(char *topic, byte *payload, unsigned int length) {
+  Serial.println("-----------callback------------");
+  Serial.print("Message arrived in topic:");
+  Serial.println(topic);
+  Serial.print("Message:");
+  for (int i = 0; i < length; i++) {
+      Serial.print((char) payload[i]);
+  }
+  Serial.println();
+  Serial.println("-----------callback------------");
+}
diff --git a/wifi-mqtt-esp8266-company/wifi_mqtt_esp8266_company/wifi_mqtt_esp8266_company.ino b/wifi-mqtt-esp8266-company/wifi_mqtt_esp8266_company/wifi_mqtt_esp8266_company.ino
index c2b9133..037c6f0 100644
--- a/wifi-mqtt-esp8266-company/wifi_mqtt_esp8266_company/wifi_mqtt_esp8266_company.ino
+++ b/wifi-mqtt-esp8266-company/wifi_mqtt_esp8266_company/wifi_mqtt_esp8266_company.ino
@@ -23,15 +23,18 @@ float Temperature;
 float Humidity;
 
 //定义WIFI信息
-const char* ssid = "rehome";  // Enter SSID here
-const char* password = "Ruihong123";  //Enter Password here
+// const char* ssid = "rehome";  // Enter SSID here
+// const char* password = "Ruihong123";  //Enter Password here
+
+const char* ssid = "mac_mini";  // Enter SSID here
+const char* password = "452131wW";  //Enter Password here
 
 //定义http服务端接口IP 端口 地址
-const char* host = "192.168.2.210:8873";
+// const char* host = "192.168.2.210:8873";
 
 // MQTT代理配置
 const char *mqtt_broker = "47.242.184.139";
-const char *topic = "/device/esp8266/003";
+const char *topic = "/device/esp8266/005";
 const char *mqtt_username = "admin";
 const char *mqtt_password = "publish452131wW452131wW$";
 const int mqtt_port = 1883;
@@ -87,6 +90,7 @@ void setup() {
   }
   // 发布和订阅
   //client.publish(topic, "hello emqx");
+  // client.subscribe(topic01);
   client.subscribe(topic);
 
   /* 2. oled屏幕初始化 */
@@ -116,32 +120,32 @@ void loop() {
     Serial.println("℃");//发送湿度值
   }
   //Check the current connection status
-  Serial.println("------------http start-----------");
-  if (WiFi.status() == WL_CONNECTED) {
-    HTTPClient http;
-    WiFiClient wifiClient;
-    String url = "http://"+ String(host) + "/web/temperature/esp/saveEspTemperature?temperature="+Temperature+"&humidity="+Humidity;
-    Serial.println("url:"+url);
-    // http.begin(client,"http://jsonplaceholder.typicode.com/todos/1");
-    http.begin(wifiClient,url); //Specify the URL
-    int httpCode = http.GET(); //Send the request
-    //Check for the returning code
-    if (httpCode > 0) { //Check for the returning code
-      String payload = http.getString(); //Get the request response payload
-      Serial.println(httpCode);
-      if (httpCode == 200) {
-        Serial.println("http请求 发送温湿度成功");
-        Serial.print("http响应结果：");
-        Serial.println(payload);
-      }
-    } else {
-      Serial.println("Error on sending request");
-    }
-    http.end(); //Close connection
-  }else{
-    Serial.println("Error in WiFi connection");
-  }
-  Serial.println("------------http end-----------");
+  // Serial.println("------------http start-----------");
+  // if (WiFi.status() == WL_CONNECTED) {
+  //   HTTPClient http;
+  //   WiFiClient wifiClient;
+  //   String url = "http://"+ String(host) + "/web/temperature/esp/saveEspTemperature?temperature="+Temperature+"&humidity="+Humidity;
+  //   Serial.println("url:"+url);
+  //   // http.begin(client,"http://jsonplaceholder.typicode.com/todos/1");
+  //   http.begin(wifiClient,url); //Specify the URL
+  //   int httpCode = http.GET(); //Send the request
+  //   //Check for the returning code
+  //   if (httpCode > 0) { //Check for the returning code
+  //     String payload = http.getString(); //Get the request response payload
+  //     Serial.println(httpCode);
+  //     if (httpCode == 200) {
+  //       Serial.println("http请求 发送温湿度成功");
+  //       Serial.print("http响应结果：");
+  //       Serial.println(payload);
+  //     }
+  //   } else {
+  //     Serial.println("Error on sending request");
+  //   }
+  //   http.end(); //Close connection
+  // }else{
+  //   Serial.println("Error in WiFi connection");
+  // }
+  // Serial.println("------------http end-----------");
   //mqtt发布消息
   Serial.println("------------mqtt publish start-----------");
   if (WiFi.status() == WL_CONNECTED) {
@@ -167,6 +171,7 @@ void loop() {
       Serial.printf("The client %s connects to the public mqtt broker\n", client_id.c_str());
       if(client.connect(client_id.c_str(), mqtt_username, mqtt_password)) {
         Serial.println("Public emqx mqtt broker connected");
+        // client.subscribe(topic01);
         client.subscribe(topic);
       }else{
           Serial.print("failed with state ");
diff --git a/wifi-mqtt-esp8266/wifi-mqtt-esp8266/wifi-mqtt-esp8266.ino b/wifi-mqtt-esp8266/wifi-mqtt-esp8266/wifi-mqtt-esp8266.ino
index 27fda86..d1b7e5c 100644
--- a/wifi-mqtt-esp8266/wifi-mqtt-esp8266/wifi-mqtt-esp8266.ino
+++ b/wifi-mqtt-esp8266/wifi-mqtt-esp8266/wifi-mqtt-esp8266.ino
@@ -25,13 +25,17 @@ DHT dht(DHTPIN,DHTTYPE);//DHT11初始化
 float Temperature;
 float Humidity;
 //定义WIFI信息
-const char* ssid = "iStoreOS_2.4G";  // Enter SSID here
-const char* password = "452131wW";  //Enter Password here
-const char* host = "192.168.3.26:8873";
+// const char* ssid = "iStoreOS_2.4G";  // Enter SSID here
+// const char* password = "452131wW";  //Enter Password here
+// 配置信息
+const char* ssid = "rehome";
+const char* password = "Ruihong123";
+
+// const char* host = "192.168.3.26:8873";
 
 // MQTT代理
 const char *mqtt_broker = "47.242.184.139";
-const char *topic = "/device/esp8266/001";
+const char *topic = "/device/esp8266/003";
 const char *mqtt_username = "admin";
 const char *mqtt_password = "publish452131wW452131wW$";
 const int mqtt_port = 1883;
@@ -116,32 +120,32 @@ void loop() {
     Serial.println("℃");//发送湿度值
   }
   //Check the current connection status
-  Serial.println("------------http start-----------");
-  if (WiFi.status() == WL_CONNECTED) {
-    HTTPClient http;
-    WiFiClient wifiClient;
-    String url = "http://"+ String(host) + "/web/temperature/esp/saveEspTemperature?temperature="+Temperature+"&humidity="+Humidity;
-    Serial.println("url:"+url);
-    // http.begin(client,"http://jsonplaceholder.typicode.com/todos/1");
-    http.begin(wifiClient,url); //Specify the URL
-    int httpCode = http.GET(); //Send the request
-    //Check for the returning code
-    if (httpCode > 0) { //Check for the returning code
-      String payload = http.getString(); //Get the request response payload
-      Serial.println(httpCode);
-      if (httpCode == 200) {
-        Serial.println("http请求 发送温湿度成功");
-        Serial.print("http响应结果：");
-        Serial.println(payload);
-      }
-    } else {
-      Serial.println("Error on sending request");
-    }
-    http.end(); //Close connection
-  }else{
-    Serial.println("Error in WiFi connection");
-  }
-  Serial.println("------------http end-----------");
+  // Serial.println("------------http start-----------");
+  // if (WiFi.status() == WL_CONNECTED) {
+  //   HTTPClient http;
+  //   WiFiClient wifiClient;
+  //   String url = "http://"+ String(host) + "/web/temperature/esp/saveEspTemperature?temperature="+Temperature+"&humidity="+Humidity;
+  //   Serial.println("url:"+url);
+  //   // http.begin(client,"http://jsonplaceholder.typicode.com/todos/1");
+  //   http.begin(wifiClient,url); //Specify the URL
+  //   int httpCode = http.GET(); //Send the request
+  //   //Check for the returning code
+  //   if (httpCode > 0) { //Check for the returning code
+  //     String payload = http.getString(); //Get the request response payload
+  //     Serial.println(httpCode);
+  //     if (httpCode == 200) {
+  //       Serial.println("http请求 发送温湿度成功");
+  //       Serial.print("http响应结果：");
+  //       Serial.println(payload);
+  //     }
+  //   } else {
+  //     Serial.println("Error on sending request");
+  //   }
+  //   http.end(); //Close connection
+  // }else{
+  //   Serial.println("Error in WiFi connection");
+  // }
+  // Serial.println("------------http end-----------");
   //mqtt发布消息
   Serial.println("------------mqtt publish start-----------");
   if (WiFi.status() == WL_CONNECTED) {