mega64sm.c

avr mega64上的proteus简单仿真

#include<avr/io.h>
#include<util/delay.h>
#define uchar unsigned char
#define uint unsigned int

void delay(unsigned long x)
{
	uchar i;
	for(i=0;i<x;i++)_delay_ms(10);
}

 
int main()
{

	DDRA=0xff;
	DDRB=0xff;
	DDRC=0xff;
	DDRD=0xff;
	DDRF=0xff;
	while(1)
	{
		//uchar i;
		PORTA=0xff;
		PORTB=0xff;
		PORTC=0xff;
		PORTD=0xff;
		PORTF=0x08;
		
		//for(i=0;i<30;i++)_delay_ms(10);
		delay(30);
		PORTA=0x00;
		PORTB=0x00;
		PORTC=0x00;
		PORTD=0x00;
		PORTF=0x00;
		
		//for(i=0;i<30;i++)_delay_ms(10);
		delay(30);
	}
}