main.c

NXP P89V51 PGA硬件生成 PWM 程序...

#include "MAIN.H"


uchar testCNT = 0;
uchar delayCNT = 0;

void PWM_handler(void) interrupt PCA_VECTOR
{
	testCNT --;	
}


void main(void)
{
//	P2_5 = 1;
//	P2_4 = 1;
	P2_0 = 0;
	P2_1 = 0;

	//P1_3 = 0;
	PWM_Init(100);

	while(1)
	{
		while(delayCNT)
			delayCNT --;
		testCNT ++;
		if(testCNT == 0)
			CCAP0H ++;	
	}
	return ;
}