main.c

用“飞思卡尔”16位单片机MC9S12DG128调试外围接口

#include <hidef.h>      /* common defines and macros */
#include <mc9s12dg128.h>     /* derivative information */
#pragma LINK_INFO DERIVATIVE "mc9s12dg128b"

#include "LED.h"

 extern   INT8U  DispSegTbl[],DispHexToSegTbl[];
 
#define  Enter    PORTA_BIT1            //定义键盘所接端口

 
 unsigned char   Display[5];
 unsigned char   Temp_data;
 unsigned char   Flag;
 unsigned char   Temp;
 unsigned char   TempH;
 unsigned char   TempL; 
 
//延时1us
void Delay(unsigned int cnt)
{

for(; cnt>0; cnt--) ;

}


//1s延时
void Delay_Long()
{
  unsigned int i;
  unsigned int j; 
   for(i=0;i<1000;i++)
     for(j=0;j<800;j++);
}

void Work(void)
{

  Temp_data=37;
  Display[4]=Temp_data>>1;
  Display[1]=Display[4]%100;     //
  Display[2]=Display[1]/10;      //取十位数
  Display[1]=Display[1]%10;      //取个位数

}
 
 
 
void main(void) 
{
  unsigned int i,j;
 /******************按键中断初始化**********************/  
  TIOS=0X00;   //TC0设置为输入捕捉
  TSCR1=0X80;  //TIMER使能
  TSCR2=0X07;  //主定时器中断禁止,并且设置预定因子为128
  TCTL4=0x2A;  //  TC0遣蹲较陆笛