仿真电路图
元件清单
程序代码
#include<reg52.h>
//#define u16 unsigned int
//#define u8 unsigned char
typedef unsigned int u16;
typedef unsigned char u8;
sbit led1=P1^0;
sbit led2=P1^1;
sbit led3=P1^2;
sbit led4=P1^3;
sbit led5=P1^4;
sbit led6=P1^5;
sbit led7=P1^6;
sbit led8=P1^7;
void delay(u16 num);
void main()
{
P1=0XFF;//初始化p1八位,设置p1^0~p^7为输出
while(1)
{
led1=0;//灯亮
delay(500);
led1=1;
delay(500);
led2=0;//灯亮
delay(500);
led2=1;
delay(500);
led3=0;//灯亮
delay(500);
led3=1;
delay(500);
led4=0;//灯亮
delay(500);
led4=1;
delay(500);
led5=0;//灯亮
delay(500);
led5=1;
delay(500);
led6=0;//灯亮
delay(500);
led6=1;
delay(500);
led7=0;//灯亮
delay(500);
led7=1;
delay(500);
led8=0;//灯亮
delay(500);
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