bt._h

ＡＶＲ ＩＣＣ基于ＡＶＲ单片机的ＬＥＤ显示程序！

#include <iom48v.h>
#include <macros.h>

#define uchar unsigned char
#define unit unsigned int
#define ulong unsigned long



#define xtal 8 
#define fosc 8000000 //晶振8MHZ
#define baud 9600	 //波特率

#define d10 PORTD&=~0X40
#define d11 PORTD|=0X40
#define d20 PORTD&=~0X80
#define d21 PORTD|=0X80
#define d30 PORTB&=~0X20
#define d31 PORTB|=0X20
#define d40 PORTC&=~0X02
#define d41 PORTC|=0X02
#define d50 PORTC&=~0X04
#define d51 PORTC|=0X04
#define d60 PORTD&=~0X10
#define d61 PORTD|=0X10
#define d70 PORTD&=~0X08
#define d71 PORTD|=0X08
#define d80 PORTB&=~0X10
#define d81 PORTB|=0X10

#define a10 PORTB&=~0X04
#define a11 PORTB|=0X04
#define a20 PORTB&=~0X08
#define a21 PORTB|=0X08
#define a30 PORTC&=~0X01
#define a31 PORTC|=0X01
#define a40 PORTC&=~0X08
#define a41 PORTC|=0X08

#define out0 PORTD&=~0X02
#define out1 PORTD|=0X02

#define be0 PORTB&=~0X40
#define be1 PORTB|=0X80

#define Set     ((PIND&0X04)==0x04)                          //key
#define Add     ((PIND&0X02)==0x02)
#define Sub     ((PIND&0X01)==0x01)  
#define Store   (1) 

uchar shu[12]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xbf,0xff};
uchar tm[4]={11,11,11,11};
uchar doudian;

void port_init(void)
{
 PORTB = 0x30;
 DDRB  = 0x3C;
 PORTC = 0x06; //m103 output only
 DDRC  = 0x0F;
 PORTD = 0xDf;
 DDRD  = 0xD8;
}

void DAT(uchar x)
{
if((x&0x01)==0x01) d11;else d10;
if((x&0x02)==0x02) d21;else d20;
if((x&0x04)==0x04) d31;else d30;
if((x&0x08)==0x08) d41;else d40;
if((x&0x10)==0x10) d51;else d50;
if((x&0x20)==0x20) d61;else d60;
if((x&0x40)==0x40) d71;else d70;
if((x&0x80)==0x80) d81;else d80;
}


/*		微秒级延时程序		*/
void del(int time)
	 {     
  	  do
	  	{
		 time--;
		}	
  	  while (time>1);
	 }

void dot(uchar dou)
{
switch(dou)
 {
 case 1 :a41;DAT(~0x80);del(226);a40;DAT(0xff);del(5); break;
 case 2 :a31;DAT(~0x80);del(226);a30;DAT(0xff);del(5); break;
 case 3 :a21;DAT(~0x80);del(226);a20;DAT(0xff);del(5);  break;
 case 4 :a11;DAT(~0x80);del(226);a10;DAT(0xff);del(5);  break;
 }
}
 
void A()           ///*********
{
a11;DAT(shu[tm[0]]);del(180);a10;DAT(0xff);del(5);WDR();
a21;DAT(shu[tm[1]]);del(180);a20;DAT(0xff);del(5);WDR(); 
a31;DAT(shu[tm[2]]);del(180);a30;DAT(0xff);del(5);WDR();
a41;DAT(shu[tm[3]]);del(180);a40;DAT(0xff);del(5);WDR();
dot(doudian);
}

void bee(unit soundlong,unit tone)
{
unit spfreq,j,j1,k;
spfreq=(15000/tone)/2;
for(j=0;j<soundlong;j++)
 for(j1=0;j1<20;j1++)
 {
 be0;
 for(k=0;k<spfreq;k++);
 be1;
 for(k=0;k<spfreq;k++);
 WDR();
 }
 be1;
}



void delay(unsigned int n)
{
 unsigned int i2=0;
   while(i2<n)
   {
   A();i2++;WDR();   
   }
}


void show(uchar n,unit dat)
{
uchar i;
    for(i=0;i<4;i++){
        tm[i]=dat%10;
        dat/=10;
        } 
    i=3;
    while(tm[i]==0&&i>0){
       tm[i]=11;
       i--;
        } 
	tm[3]=n; 
A();
}



void show4(unit dat,uchar x)
{
uchar i;
doudian=x;
    for(i=0;i<4;i++){
        tm[i]=dat%10;
        dat/=10;
        } 
    i=3;
    while(tm[i]==0&&i>0)
	   {
       tm[i]=11;
       i--;
        } 
A();
}