实验单片机与PC机串口通信，需要用到以下软件：KEIL，VSPD XP5（virtual serial ports driver xp5.1虚拟串口软件），串口调试助手，Proteus。-Experimental single-chip serial communication with PC, you need to use the following software: KEIL, VSPD XP5 (virtual serial ports driver xp5.1 virtual serial port software), serial debugging assistant, Proteus.