sound.c

来自「c51 语音芯片AP1008的驱动程序」· C语言 代码 · 共 36 行

#include <reg51.h>
#include <intrins.h>

sbit S1=P3^0;
sbit S2=P3^1;
sbit S3=P3^2;
sbit S4=P3^3;
sbit SBT=P1^2;

#define uint unsigned int

void delay(uint n);
void main(void){
	SBT=0;	
	P3=0;
	SBT=1;
	delay(14746);
	SBT=0;
	delay(14746);delay(14746);delay(14746);delay(14746);
	P3=1;
	SBT=1;
	delay(14746);
	SBT=0;
	while(1)
	{
	}
}

void delay(uint n)
{
	while(n--)
	{
	_nop_();
	}
}