hongwai.c

来自「红外的运用」· C语言 代码 · 共 35 行

#include<io8515v.h>
#include<macros.h>
void delay()
{
	int i,j;
	for(i=0;i<250;i++)
	for(j=0;j<200;j++);
}
void m8515_init()
{
 DDRA=0XFF;
 PORTA=0XAA;
 DDRB=0X00;
 PORTB=0Xff;
 DDRC=0X00;
 PORTC=0XFF;
 DDRD=0X00;
 PORTD=0XFF;
}		
void main()
{
  unsigned char sig;
  m8515_init();
  while(1)
    {
	 DDRB=0X00;
	 PORTA=0xff;
	 while(PINB==0xff);
	 while(PINB!=0xff);
	 PORTA=0x00;delay();
	 while(PINB==0xff);
	 delay();
	 while(PINB!=0xff);
	}
}