led.c

单片机控制火车车厢门上方的LED显示程序

	for(j=0;j<11;j++);
}

void timer0() interrupt 1 using 0
{
	TH0=0x0a;
	TL0=0x01 ;
    brk++;
}
void LED_WRITE(uint8 dat)
{
	WR_LED=1;
	P1=dat;
	WR_LED=0;
	WR_LED=1;
}	


void Disp_HZ(unsigned char *dat)
{
	unsigned int i,c;
	i=0;
    if(brk>=1){tmp+=2;brk=0;}
	while(i!=32)
	{
		if(i<8)
		{
			P3=0xf9;
			LED_WRITE(0xff);
			P3=0xfa;
			LED_WRITE(0xff);
			P3=0xfb;
			LED_WRITE(0xff);
			P3=0xf8;
			LED_WRITE(dat_bit[i]);
	  	}
		if((i>=8)&&(i<16))
		{
			P3=0xf8;
			LED_WRITE(0xff);
			P3=0xfa;
			LED_WRITE(0xff);
			P3=0xfb;
			LED_WRITE(0xff);
			P3=0xf9;
			c=i-8;
			LED_WRITE(dat_bit[c]);

		}
		if((i>=16)&&(i<24))
		{
			P3=0xf8;
			LED_WRITE(0xff);
			P3=0xf9;
			LED_WRITE(0xff);
			P3=0xfb;
			LED_WRITE(0xff);
			P3=0xfa;
			c=i-16;
			LED_WRITE(dat_bit[c]);

		}
		if((i>=24)&&(i<32))
		{
			P3=0xf8;
			LED_WRITE(0xff);
			P3=0xf9;
			LED_WRITE(0xff);
			P3=0xfa;
			LED_WRITE(0xff);
			P3=0xfb;
			c=i-24;
			LED_WRITE(dat_bit[c]);

		}


		i++;
		P3=0xfC;
		LED_WRITE(*(dat+tmp));
		if(*(dat+tmp)==0xbb){tmp=0;}
		dat++;
		P3=0xfD;
		LED_WRITE(*(dat+tmp));
		if(*(dat+tmp)==0xbb){tmp=0;}
		dat++;
		delay();
		P3=0xfC;
		LED_WRITE(0);
		P3=0xfD;
		LED_WRITE(0); 

	}
}	  
void SET_DATA(uint8 year,month,day,week,hour,mine,cont)
{
	uint8 i;
	for(i=0;i<16;i++)
	{
		HZ[cont][i]=CHAR[2][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont][i+16]=CHAR[0][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+1][i]=CHAR[year/10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+1][i+16]=CHAR[year%10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+3][i]=CHAR[month/10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+3][i+16]=CHAR[month%10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+5][i]=CHAR[day/10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+5][i+16]=CHAR[day%10][i];
	}
	for(i=0;i<32;i++)
	{
		HZ[cont+9][i]=WEEK[week-1][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+10][i]=CHAR[hour/10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+10][i+16]=CHAR[hour%10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+12][i]=CHAR[mine/10][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[cont+12][i+16]=CHAR[mine%10][i];
	}
}

void SET_TEMP()
{
	uint8 i;
	for(i=0;i<16;i++)
	{
		HZ[37][i]=CHAR[1][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[37][i+16]=CHAR[0][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[38][i]=CHAR[0][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[38][i+16]=CHAR[0][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[76][i]=CHAR[1][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[76][i+16]=CHAR[2][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[103][i]=CHAR[2][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[103][i+16]=CHAR[3][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[105][i]=CHAR[4][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[105][i+16]=CHAR[5][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[109][i]=CHAR[1][i];
	}
	for(i=0;i<16;i++)
	{
		HZ[109][i+16]=CHAR[5][i];
	}
}





	
	
void main()
{
	TMOD=0x01;
	TH0=0x0a;
	TL0=0x0a;
	ET0=1;
	EA=1;
	TR0=1;
	LCD_INIT();
	print(0,"   WelCome to   ");
	print(0x40,"  QQ 284374181  ");
	SET_TEMP();
	while(1)
	{
		CurrentTime(&TIMETYPE);
		SET_DATA(TIMETYPE.Year,TIMETYPE.Month,TIMETYPE.Day,TIMETYPE.Week,TIMETYPE.Hour,TIMETYPE.Mine,20);
		Disp_HZ(HZ[0]);
	}
}