16個led的51單片機跑馬燈

ID:239476 · 發表于 2017-10-14 20:40

代碼
#include <reg51.h>
void time(unsigned int ucMs);//函數聲明
void main(void)
{
unsigned char  ucTimes;
#define DELAY_TIME 450
  while(1)
{
P1=0xff;
P0=0xff;
for(ucTimes=0;ucTimes<8;ucTimes++){
P0 = P0 - (0x01<<ucTimes);time(DELAY_TIME);}
for(ucTimes=0;ucTimes<8;ucTimes++){
P1 = P1 - (0x01<<ucTimes);time(DELAY_TIME);}
P1=0xff;
P0=0xff;
for(ucTimes=0;ucTimes<8;ucTimes++){
P1 = P1 - (0x80>>ucTimes);time(DELAY_TIME);}
for(ucTimes=0;ucTimes<8;ucTimes++){
P0 = P0 - (0x80>>ucTimes);time(DELAY_TIME);}
}}
void time(unsigned int ucMs)
{
#define DELAYTIMES 239
unsigned char ucCounter;
while(ucMs!=0) {
  for(ucCounter=0; ucCounter<DELAYTIMES; ucCounter++) { }
  ucMs--;
  }
}

帳號		自動登錄	找回密碼
密碼			立即注冊

欧美极品高清xxxxhd,国产日产欧美最新,无码AV国产东京热AV无码,国产精品人与动性XXX,国产传媒亚洲综合一区二区,四库影院永久国产精品,毛片免费免费高清视频,福利所导航夜趣136

16個led的51單片機跑馬燈