zz01_minitest.c

《dsPIC通用数字信号控制器原理及应用》源码

/*******************************
** 功能描述: 令6个贴片LED循环点亮　**
*******************************/
#include "p30f6014.h"
int failmemory[40];
	
int main()
{
	INTCON1=0x0000;	
	INTCON2=0x0000;			      //关闭所有中断 	
	unsigned int led = 0x01;
	unsigned long int i = 0;
    TRISF = 0x00;   
	while(1)
	{
		PORTF = ~led;
		for (i=0;i<650000;i++){}    //延时
        led = led<<1;
        if (led == 0x40)
			led = 0x01;
	}
	return 0;
}