do_keyeven.c

一个具体的项目程序

#include  "my_head.h"
#include  "key.h"
#include  "carddef.h"
/***************************************************/
//data shows;
BYTE  code  D_DISPLAY[]=
{
 0XC0,//0
 0XF9,//1
 0XA4,//2
 0XB0,//3
 0X99,//4
 0X92,//5
 0X82,//6
 0XF8,//7
 0X80,//8
 0X90,//9
 0X88,//a
 0x83,//b
 0xc6,//c
 0xa1,//d
 0x86,//e
 0x8e,//f
 //status shows;
 0xBF,//- --16
 0x11,//y --17
 0xFF,//  --18
 0xE7,//< --19
 0xAF,//r --20
 0xCF,//I --21
 0xAB,//n --22
 0xA3,//o --23
 0x0C,//p.--24
 0X12,//s.--25
 0xF3,//> --26
 0xF7,//_ --27
};


void  Dis_Err(BYTE cod)
{
   BYTE buf[8];

   Sound_Err(cod);

   buf[0]=~D_DISPLAY[21];
   buf[1]=~D_DISPLAY[22];
   buf[2]=~D_DISPLAY[0xf];
   buf[3]=~D_DISPLAY[23];
   buf[4]=~D_DISPLAY[18];
   buf[5]=~D_DISPLAY[cod/100];cod%=100;
   buf[6]=~D_DISPLAY[cod/10];cod%=10;
   buf[7]=~D_DISPLAY[cod];
   Display_str(buf);
}


KEY_STR   idata  thekey;
bit bdata save_op_flag = FALSE;
void  KeyBuf_Clear(bit  val_flag)
{
  memset(thekey.key_buf,0,KEY_SIZE);
  thekey.key_count=6;
  thekey.dot_count=0;
  save_op_flag = FALSE;
  if(!val_flag)
    {
     thekey.key_val=0L;
	 thekey.KEY_OP =0;
	}
}



void  Dis_KeyBuf(void)
{
   BYTE i,j,buf[8];
   j= (thekey.key_count==6)? 5:thekey.key_count;
   for(i=0;i<j;i++)buf[i]=~D_DISPLAY[18];
   for(;i<8;i++)
   {
     buf[i]=~D_DISPLAY[thekey.key_buf[i]];
   }
   buf[5] |= 0x80;
   Display_str(buf);//Do_Led(buf[0]);
}

/*
//规定：金额数据不能大于等于十万元！
bit  Count_KeyVal(void)
{
  BYTE  i;
  long  val=0L;
  for(i=thekey.key_count;i<8;i++)
  {
   val *= 10;
   val += thekey.key_buf[i];
  }
  if((val<0L)||(val>9999900L))return(FALSE);
  switch(thekey.KEY_OP)
  {
   case KEY_INC :thekey.key_val += val;break;
   //case KEY_DEC :thekey.key_val -= val;break;
   case KEY_MUL :thekey.key_val *= val;
                 thekey.key_val /= 100;
                 break;
   //case 0:
   default:thekey.key_val = val;break;
  }
  if((thekey.key_val<0L)||(thekey.key_val>9999900L))return(FALSE);
  return(TRUE);
}
*/

void  KeyVal_Tobuf(void)
{
  BYTE  i;
  long  val=0L;
  for(val=thekey.key_val,i=8;i--;)
  {
   thekey.key_buf[i] = val%10;
   if(!(val /= 10) && (i<6))break;
  }
  thekey.dot_count = 8;
  thekey.key_count = i>5?6:i;
}

/*
BYTE    Do_FirstKey_Even_1(BYTE  Key)
{
    return(Key);
}

extern  bit   Dj_Into_Consume(void);
extern  void  DoTest_ArrayRead_Memory(WORD pageaddr);
BYTE  Do_NextKey_Even_2(BYTE  Key) //单价消费用
{
    return(Key);
}

/*
bit  Dj_Into_Consume(void)
{
  if(!Count_KeyVal())KeyBuf_Clear(0);
  KeyVal_Tobuf();
  Dis_KeyBuf();
  if(thekey.key_val<1)
   {
    do_buzzer(BUZZER_ERROR);
    return(FALSE);
   }

  Dis_consume_Led(TRUE);
  Do_DisLed_Flash(0xff,0x00,25);
  //Stop_Timer(DIS_CLOCKEVENT_Tevent);
  Set_TimerEvent(WAIT_CARD_Tevent,WAIT_CARDCONSUME_TIME);

  Stop_Timer(WAIT_EXIT_Tevent);
  Set_TimerEvent(WAIT_EXIT_Tevent,WAIT_EXIT_TIME);
  SetCurState(CONSUME_STATUS);

  return(TRUE);
}


/*
bit  Dj_Into_TestCardWrite(void)
{
  if(!Count_KeyVal())KeyBuf_Clear(0);
  KeyVal_Tobuf();
  Dis_KeyBuf();
  if(thekey.key_val<1)
   {
    do_buzzer(BUZZER_ERROR);
    return(FALSE);
   }

  Dis_consume_Led(TRUE);
  Do_DisLed_Flash(0xff,0x00,25);

  //Stop_Timer(DIS_CLOCKEVENT_Tevent);
  Set_TimerEvent(WAIT_CARD_Tevent,WAIT_CARDCONSUME_TIME);

  Stop_Timer(WAIT_EXIT_Tevent);
  Set_TimerEvent(WAIT_EXIT_Tevent,WAIT_EXIT_TIME);
  SetCurState(MY_TEST_STATUS);
  return(TRUE);
}


bit  Dj_Into_Increment(void)
{
  if(!Count_KeyVal())KeyBuf_Clear(0);
  KeyVal_Tobuf();
  Dis_KeyBuf();
  if(thekey.key_val<1)
   {
    do_buzzer(BUZZER_ERROR);
    return(FALSE);
   }

  Dis_consume_Led(TRUE);
  Do_DisLed_Flash(0xff,0x00,25);

  //Stop_Timer(DIS_CLOCKEVENT_Tevent);
  Set_TimerEvent(WAIT_CARD_Tevent,WAIT_CARDCONSUME_TIME);

  Stop_Timer(WAIT_EXIT_Tevent);
  Set_TimerEvent(WAIT_EXIT_Tevent,WAIT_EXIT_TIME);
  SetCurState(INCREMENT_STATUS);
  return(TRUE);
}
*/


BYTE  Do_WaitCardKey_Even_4(BYTE  Key)
{
  //SendStr(&Key,1);//for test!
  //Do_Led(0x1<<(Key%8));//for test.
  if(Key > KEY_MAX-1)return(Key);
  if(Key==KEY_CANCEL)
    {
	 Renew_To_AllInit();
	 return(0);
    }
  return(Key);
}