标题: 51单片机8X8点阵随机点亮LED灯 [打印本页]

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作者: cccaaaiiiyyyuuu    时间: 2024-11-18 09:31
标题: 51单片机8X8点阵随机点亮LED灯
#include<reg51.h>
#define uint unsigned int
    void delay(){unsigned int i;
    for(i=0;i<30000;i++);}
   
    void main(){
    uint i,j,k,m;
    uint sled[8]={
    0xfe,0xfb,0xfd,0xf7,0xef,0xdf,0xbf,0x7f};
    uint duan[8]={0x10,0x20,0x40,0x80,
    0x01,0x02,0x04,0x08};
    while(1){
    k=rand()%8;
        m=rand()%8;
    P1=sled[k];
        P2=duan[m];
    for(i=1000;i>0;i--);
   for(j=110;j>0;j--);
    delay();}}

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作者: cy009    时间: 2025-5-16 09:12
使用rand()函数，建议加上头文件
#include<stdlib.h>

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