update

tcpserver.js

@@ -9,11 +9,14 @@ const server = net.createServer((socket) => {
     socket.on('data', (data) => {
         const gbkString = iconv.decode(data, 'gbk');
         console.log(`收到消息：${gbkString}`);
-        if (gbkString.includes('LetaleLetale123')) {
+        if (gbkString.includes('MQTT')) {
             //登录
+            console.log("登录， “=========================")
             socket.write(Buffer.from([0x20,  0x02, 0x00, 0x00]))
         }
         if (gbkString.includes('C0')) {
+            console.log("ping “=========================")
+
             socket.write(Buffer.from([0xD0, 0x00]));
         }
     });