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標(biāo)題: 分享計(jì)劃流水燈蜂鳴器主程序 [打印本頁(yè)]

作者: seeyoulater 時(shí)間: 2018-3-13 13:44
標(biāo)題: 分享計(jì)劃流水燈蜂鳴器主程序
#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
sbit beep = P2^3;

uchar i;
uchar temp;

void delay(uint z)
{
uint x,y;
for(x = z; x > 0; x--)
for(y = 120; y > 0 ; y--);
}

void main()
{
temp = 0x7f;
while(1)
{
for(i = 0; i < 8; i++)
{
P1 = temp;
beep = ~beep;
temp = _cror_(temp,1);
delay(500);
}
}
}

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