串口调试工具，显示机器上所有串口，双击选择某个串口开始发送指令并接收指令（软件会将接收到的数据存入内存，点击刷新才会显示出来）-Serial debug tool to show all the serial ports on the machine, double-click to select a serial port to send commands and receive command start (software will receive the data into memory