delay_1s.c

这里是几个c51延时小程序,希望各们同仁多指教.

void delay_1s(unsigned int a)		//delay_1s(1000),误差1ms
{
	unsigned int i,j;
	for(i=a;i>0;i--)
		for(j=229;j>0;j--);		
}