led.c

自己做的一个led 贵站这个制度很差劲

/*********************************************
File name           : demo_6_7.c
Chip type           : ATmega16
Program type        : Application
Clock frequency     : 4.000000 MHz
Memory model        : Small
External SRAM size  : 0
Data Stack size     : 256
*********************************************/

#include <mega16.h>
#include <delay.h>
#define hc595_date PORTB.2
#define hc595_clk PORTB.0

PORTB=0x00;
DDRB=0xFF;
PORTD=0xFF;
DDRD=0xFF;



void hc595_send_byte(char byte)
{
    char i;
	for (i=0;i<=15;i++)
	{ 
	   hc595_date = byte & (1<<i);
	   hc595_clk = 1;
	   hc595_clk = 0;
	};
}
	
void display(unsigned char *p1,unsigned char *p2)
{
	unsigned char i,temp;
	
	for (i=0;i<=15;i++)
	{
		temp=*(p1+i);
		hc595_send_byte(temp);
		PORTD = *(p2+i);
		delay_ms(2);
		PORTD = 0xFF;
	}
}

   
void image1(void)
{unsigned char a[16]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x180,0x180,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
unsigned char b[16]={0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x07,
0x08,0xff,0xff,0xff,0xff,0xff,0xff,0xff};  
          
	
         char i=o  ;
	while(i<=1)
	{
		display(a,b);
		delay_ms(9); 
		i++;
		};
}   
void image2(void)   
{   unsigned char a[16]=