標題: 蜂鳴器的簡單單片機驅動程序 [打印本頁]
作者: axy1 時間: 2017-4-10 11:28
標題: 蜂鳴器的簡單單片機驅動程序
#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
sbit BUZZER=P1^5;
void delay(uint t)
{
uint i,j;
for(i=0;i<=t;i++)
for(j=0;j<=100;j++);
}
void main()
{
while(1)
{
BUZZER=1;
delay(1000);
BUZZER=0;
delay(1000);
}
}
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