temp.c

高奇公司ICD的例子,全部能用,非常好!C语言编程

/*********************************************************************
*   Filename:       Temp.c                                           *
*   Date:           10/22/2002                                       *
*   Edit by Yamato View ,Goldenchip Electronic Co. ,Ltd.             *
*                                                                    *
*   TEL: [phone]-721                                         *
*                                                                    *
*********************************************************************/
	   #include <pic1687x.h>				
           #include <stdio.h>				
           #include "lcd.h"
extern void  Delay200Us(void);
unsigned char Temp;
unsigned char Bkl;
void TabT(unsigned char data)
{
 unsigned char TempAdj;
  if (data<117)
   {
    data=(117-data);
    TempAdj =( (data-18)/4 );
    data = (data-TempAdj*2);
   }
  else
   {
    data-=117;
    TempAdj =( (data-18)/4 );
    data = (data+TempAdj*2);
   }
  Temp = data;
}
void Temprature(void)
{
 unsigned char TempB;
 ADFM = 0;
 ADCON0 = 0x49;
 Delay200Us();
 ADGO = 1;
   while(ADGO==1);
   TempB = ADRESH;		//AD result->Temp
   TabT(TempB);    
}

/****************/
void Backlight(void)
{
 ADFM = 0;
 ADCON0=0x51;
 Delay200Us();
 ADGO = 1;
   while(ADGO==1);
   Bkl = ADRESH;		//AD result->Bkl
    if(Bkl<0x8D) PORTE &= 0xfe;
    if(Bkl>0x9D) PORTE |= 1;  
}