#include <pic.h>
/*LCD取模:xDCEGFBA*/
								/*   0    1    2    3    4    5    6    7    8    9*/
const unsigned char LCD_MODEL[11]={0x77,0x22,0x5b,0x6b,0x2e,0x6d,0x7d,0x23,0x7f,0x6f,0x00}; 
/*LCD初始化函數(shù)*/
void Init_LCD(void)
{
	/*COM0*/
	LCDDATA0=0x00;
	LCDDATA1=0x00;
	/*COM1*/
	LCDDATA3=0x00;
	LCDDATA4=0x00;
	/*COM2*/
	LCDDATA6=0x00;
	LCDDATA7=0x00;
	/*COM3*/
	LCDDATA9=0x00;
	LCDDATA10=0x00;
	/*SEG0-SEG9使能*/
	LCDSE0=0xff;
	LCDSE1=0x03;
	/*使能LCD驅(qū)動(dòng)模塊,休眠模式下禁止LCD驅(qū)動(dòng)模塊,無(wú)LCD寫錯(cuò)誤,使能VLCD引腳*/
	/*時(shí)鐘選擇FOSC/8192,公共端選擇1/4(COM<3:0>)*/
	LCDCON=0xd3;
	/*B型波形,1/3偏置模式,使能LCD驅(qū)動(dòng)模塊,允許寫入LCDDATAx寄存器*/
	/*LCD預(yù)分頻比選擇位:LP<3:0>=0010=1:3,LCD幀頻率=64Hz*/
	LCDPS=0xb3;	
}
/*LCD顯示函數(shù),顯示范圍-1999~1999*/
void LCDNUMI(int num)
{
			  /*個(gè)位,十位,百位*/
	unsigned char g=0,s=0,b=0;
	if(num<0)
	{
		SEG0COM2=1;/*顯示負(fù)號(hào)*/
		/*再存儲(chǔ)器中,負(fù)數(shù)用補(bǔ)碼表示,應(yīng)此只要對(duì)補(bǔ)碼取反+1即可獲得對(duì)應(yīng)的正數(shù)*/
		num=~num;/*負(fù)數(shù)取絕對(duì)值*/
		num++;
	}
	else
	{
		SEG0COM2=0;/*清除負(fù)號(hào)*/
	}
	if(num>999)
	{
		SEG1COM2=1;/*千位顯示1*/
		num-=1000;
	}
	else
	{
		SEG1COM2=0;/*清除千位*/	
	}
	b=num/100;/*取百位的值*/
	num%=100;/*對(duì)一百取余*/
	s=num/10;/*取十位的值*/
	g=num%10;/*取個(gè)百位的值*/
	if(SEG1COM2==0&&b==0)/*當(dāng)千位，百位都為零時(shí)百位不顯示*/
	{
		if(s==0)/*當(dāng)千位，百位，十位都為零時(shí)百十位不顯示*/
		{
			s=10;
		}
		b=10;
	}
	LCDDATA0=(LCDDATA0&0x03)|((LCD_MODEL[g]<<6)&0xc0)|((LCD_MODEL[s]<<4)&0x30)|((LCD_MODEL[b]<<2)&0x0c);
	LCDDATA3=(LCDDATA3&0x03)|((LCD_MODEL[g]<<4)&0xc0)|((LCD_MODEL[s]<<2)&0x30)|((LCD_MODEL[b])&0x0c);
	LCDDATA6=(LCDDATA6&0x03)|((LCD_MODEL[g]<<2)&0xc0)|((LCD_MODEL[s])&0x30)|((LCD_MODEL[b]>>2)&0x0c);
	LCDDATA9=(LCDDATA9&0xab)|((LCD_MODEL[g])&0xc0)|((LCD_MODEL[s]>>2)&0x30)|((LCD_MODEL[b]>>4)&0x0c);
}