C52_DS1302/自制电子钟_增加闹钟zz/Digitron.H

#ifndef __DIGITRON_H__
#define __DIGITRON_H__

sbit led0=P2^7;				//LED位选，因为布线不是按顺序布的，程序定义一下就可以了，下同
sbit led1=P2^6;
sbit led2=P2^5;
sbit led3=P2^4;

sbit COL=P1^3;

#define DataLED P0						//定义LED数据口

unsigned char code tab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};   

void delay(unsigned char k)				//延时函数
{
	unsigned char i,j;
	for(i=0;i<k;i++)
		for(j=0;j<50;j++);
}
#if 1
extern void DisDIG_quiet(unsigned char post, unsigned char num)			//忽略P0^7		
{
	if(num < 10)
	{
		P0_0 = tab[num]&(1<<0)?1:0;											//数据 
		P0_1 = tab[num]&(1<<1)?1:0; 
		P0_2 = tab[num]&(1<<2)?1:0; 
		P0_3 = tab[num]&(1<<3)?1:0; 
		P0_4 = tab[num]&(1<<4)?1:0; 
		P0_5 = tab[num]&(1<<5)?1:0; 
		P0_6 = tab[num]&(1<<6)?1:0;

		if(post == 0)	 		led0 = led1 = led2 = led3 = 1;	  	//全关	
		else if(post == 1)		led0 = 0;									   //选择
		else if(post == 2)		led1 = 0;
		else if(post == 3)		led2 = 0;
		else if(post == 4)		led3 = 0;
	}
	else if(num == 0xFF)
	{		
		if(post == 0)	 		led0 = led1 = led2 = led3 = 1;	  	//全开	
		else if(post == 1)		led0 = 1;									   //选择
		else if(post == 2)		led1 = 1;
		else if(post == 3)		led2 = 1;
		else if(post == 4)		led3 = 1;
	}
}
extern void DisDIG_act(unsigned int num)							//动态显示四位函数	 数字
{
	DisDIG_quiet(1,(num/1000)%10);delay(10);DisDIG_quiet(1,0xFF);
	DisDIG_quiet(2,(num/100)%10);delay(10);DisDIG_quiet(2,0xFF);
	DisDIG_quiet(3,(num/10)%10);delay(10);DisDIG_quiet(3,0xFF);
	DisDIG_quiet(4,(num/1)%10);delay(10);DisDIG_quiet(4,0xFF);
}


#else
extern void DisDIG_act(unsigned int num)							//动态显示四位函数	 数字
{
	led0=0;DataLED = (tab[(num/1000)%10]&0x7F)|((P0_7?1:0)<<7);delay(10);led0=1;
	led1=0;DataLED = (tab[(num/100)%10]&0x7F)|((P0_7?1:0)<<7);delay(10);led1=1;
	led2=0;DataLED = (tab[(num/10)%10]&0x7F)|((P0_7?1:0)<<7);delay(10);led2=1;
	led3=0;DataLED = (tab[(num/1)%10]&0x7F)|((P0_7?1:0)<<7);delay(10);led3=1;
}
extern void DisDIG_quiet(unsigned char post, unsigned char num)				//静态显示一位函数 0显示  1关闭	;	数字
{
	if(post == 0)	 		led0 = led1 = led2 = led3 =	0;
	else if(post == 1)		led0 = 0;
	else if(post == 2)		led1 = 0;
	else if(post == 3)		led2 = 0;
	else if(post == 4)		led3 = 0;
	DataLED = (tab[num%10]&0x7F)|((P0_7?1:0)<<7);
	delay(10);
}
extern void ClearDIG(void)							//显示函数
{
	led0=0;DataLED=0x7f|((P0_7?1:0)<<7);delay(10);led0=1;

}

#endif
#endif