diff --git a/.vscode/arduino.json b/.vscode/arduino.json
index b641ccf..2608395 100644
--- a/.vscode/arduino.json
+++ b/.vscode/arduino.json
@@ -3,5 +3,5 @@
     "board": "esp32:esp32:esp32",
     "port": "COM4",
     "programmer": "esp32:esptool",
-    "sketch": "tcp_client\\tcp_client.ino"
+    "sketch": "tcp_server\\tcp_server.ino"
 }
\ No newline at end of file
diff --git a/tcp_server/tcp_server.ino b/tcp_server/tcp_server.ino
index 7684ccb..d2f83de 100644
--- a/tcp_server/tcp_server.ino
+++ b/tcp_server/tcp_server.ino
@@ -1,47 +1,72 @@
 #include <WiFi.h>
 #include <WiFiClient.h>
 #include <WiFiAP.h>
-#define PORT 9100
+#define PORT 9100   //端口号
 void SerialRe(void);
-uint8_t buffer[512];
-const char* ssid     = "yourssid";
-const char* password = "12345678";
+uint8_t buffer[512];  //串口读取缓冲
+const char* ssid     = "101_lei";
+const char* password = "leiyun1314";
 WiFiServer server(PORT);
 WiFiClient client;
 IPAddress myIP;
+void taskUartRe(void *parm);
 void setup() {
-    Serial.begin(921600);
-    Serial.setTimeout(1);
-    Serial.setRxBufferSize(512);
-    Serial.onReceive(SerialRe,true);
-
     Serial.println();
-    Serial.println("Configuring access point...");
+    Serial.begin(921600);
+    Serial.setRxBufferSize(512); //设置接收缓冲
+    /**WIFI热点AP模式**/
+    // Serial.println("Configuring access point...");
     // You can remove the password parameter if you want the AP to be open.
-    WiFi.softAP(ssid, password);
-    myIP = WiFi.softAPIP();
-    Serial.println("AP IP address: ");
-    Serial.println(myIP);
-    server.begin();
+    // WiFi.softAP(ssid, password);
+    // myIP = WiFi.softAPIP();
+    // Serial.println("AP IP address: ");
+    // Serial.println(myIP);
+    /**WIFI热点AP模式**/
+    WiFi.begin(ssid, password);  //WIFI STA模式
+    while (WiFi.status() != WL_CONNECTED) {
+        delay(500);
+        Serial.print(".");
+    }
+    /***查询ip，sta模式**/
+    Serial.println("");
+    Serial.println("WiFi connected");
+    Serial.println("IP address: ");
+    Serial.println(WiFi.localIP());
+    /***查询ip，sta模式**/
+
+    /**查询ip，ap模式**/
+    // myIP = WiFi.softAPIP();
+    // Serial.println("AP IP address: ");
+    // Serial.println(myIP);
+    /**查询ip，ap模式**/
+
+    server.begin();        //开启TCP服务端并且监听
+    xTaskCreate(taskUartRe,"taskUartRe",4096,NULL,1,NULL);
 }
 void loop() {
-  if(!client.connected()){
-    myIP = WiFi.softAPIP();
-    Serial.println("AP IP address: ");
-    Serial.println(myIP);
-    client = server.available();     
+  if(!client.connected()){      //查询对象client是否处于连接状态
+    // myIP = WiFi.softAPIP();
+    // Serial.println("AP IP address: ");
+    // Serial.println(myIP);
+    Serial.println("IP address: ");
+    Serial.println(WiFi.localIP());
+    client = server.available();
   }
    delay(1000); 
 }
-void SerialRe(){
-  while(Serial.available()>0){
-    int cnt=Serial.available(); 
-    if(cnt<=512){
-      Serial.readBytes(buffer,cnt);
-      if(client) client.write(buffer,cnt);
-    }else {
-      Serial.readBytes(buffer,512);
-      if(client) client.write(buffer,512);
+///////////////////////////////////////////////
+void taskUartRe(void *parm){
+  Serial.println("taskUartRe create...");
+  for(;;){
+      while(Serial.available()>0){
+      int cnt=Serial.available();
+      if(cnt<=512){
+        Serial.readBytes(buffer,cnt);
+        if(client) client.write(buffer,cnt);
+      }else {
+        Serial.readBytes(buffer,512);
+        if(client) client.write(buffer,512);
+      }
     }
-  }  
+  }
 }