单片机与单片机间串口通信

正文摘要:

#include <reg51.h> #define ucher unsigned char #define uint unsigend int #define key_port P1 #define dis_port P2 void main(void) { char key_in=0xff; SCON=0x50; TMOD=0x20; TH1=0xf3; TL1=0xf3; ...