激光控制小车启停 89C2051单片机源程序

正文摘要:

#include<reg2051.h> #define uchar unsigned char #define uint unsigned int sbit KEY1=P1^4;//高端限位开关 sbit KEY2=P1^5;//低端限位开关 sbit djz1=P1^6;//电机正转 sbit djf2=P1^7;//电机 ...