病床呼叫系统的单片机代码

正文摘要:

#include<reg51.h> typedef unsigned char uchar; typedef unsigned int uint; sbit KEY1=P0^0; sbit KEY2=P0^1; sbit KEY3=P0^2; sbit KEY4=P0^3; sbit LED1=P1^0; sbit LED2=P1^1; sbit LED3=P1^2; ...