一、原理图
二、代码
#include<reg52.h> unsigned char i=0; unsigned char tab[]={~0x7F,~0x6F,~0x39,~0x6D,~0x06}; //延时函数 void delayms(unsigned int x) { unsigned char i; while(x--) { for(i=0;i<113;i++); } } void main() { while(1) { for(i=0;i<5;i++) { P1=tab[i]; delayms(500); } } }
