/*-----------------------------------------------------*
*文件名:vectors08.c                                    *
*功  能:用于定義中斷矢量表                             *
*-----------------------------------------------------*/
#include "GP32C.H"
#include "KB.h" 

/*[相應寄存器定義]*/
#define TSTOPBit   5        //定時器計數停止位
#define TOFBit     7        //定時器溢出標志位
//外部變量
extern unsigned char time[14];   //存放時鐘年、月、日、時、分、秒
extern unsigned char Ttime[3];   //存放時鐘時、分、秒
extern int Tdate[3];             //存放時鐘年、月、日
extern unsigned char Key;        //存放按下鍵的定義值
extern void Changetime(int temp1[],unsigned char temp2[]);  //將數組temp1拆分存儲到數組temp2
/*isrTIMER1:定時器溢出中斷處理函數---------------------*
*功  能:給內存單元Time[0-2](時分秒)賦值                *
*-----------------------------------------------------*/

#pragma interrupt_handler isrTIMER1
void isrTIMER1(void)
{
   unsigned char i;
   asm("SEI");            //關總中斷
   //------------------------------
   Ttime[2]++;             //秒數加1
   if (Ttime[2]!=60) goto isrTIMER1_exit; //秒數未增加到60,轉
   Ttime[2]=0; Ttime[1]++;  //秒數增加到60,清0,分鐘數加1
   if (Ttime[1]!=60) goto isrTIMER1_exit; //分鐘數未增到60,轉
   Ttime[1]=0; Ttime[0]++;  //分鐘數增加到60,清0,小時數加1
   if (Ttime[0]!=24) goto isrTIMER1_exit; //小時數未增到24,轉
   Ttime[0]=0; Tdate[2]++;            //時數增加到24,清0
   if(Tdate[1]==1||Tdate[1]==3||Tdate[1]==5||Tdate[1]==7||
      Tdate[1]==8||Tdate[1]==10||Tdate[1]==12)
    { if(Tdate[2]<=31) goto isrTIMER1_exit;
      Tdate[2]=0;Tdate[1]++;
    }
   if(Tdate[1]==2&&(Tdate[0]%4==0&&Tdate[0]%100!=0||Tdate[0]%400==0)) 
    { if(Tdate[2]<=29) goto isrTIMER1_exit;
      Tdate[2]=0;Tdate[1]++;
    }
   if(Tdate[1]==2||Tdate[1]==4||Tdate[1]==6||Tdate[1]==9||Tdate[1]==11)
    { if(Tdate[2]<=30) goto isrTIMER1_exit;
      Tdate[2]=0;Tdate[1]++;
    }
   if(Tdate[1]<=12) goto isrTIMER1_exit;
   Tdate[1]=0;Tdate[0]++;
   if(Tdate[0]<=10000) goto isrTIMER1_exit;
   Tdate[0]=0;
   isrTIMER1_exit:	 
   //------------------------------
   //清除定時器溢出標志位
   Changetime((int *)Tdate,(unsigned char *)Ttime);
   T1SC&=~(1<<TOFBit);
   
   asm("CLI");            //開總中斷
}
/*鍵盤中斷處理函數------------------------------------*/
#pragma interrupt_handler isrKBI
void isrKBI(void) 
{
	 unsigned char KB_valve;
	 asm("SEI");	  	        //關總中斷
	 INTKBSCR|= (1<<IntBit); //屏蔽鍵盤中斷(IMASKK=1)
	 KB_valve=KB_Scan();     //掃描鍵值
	 Key=KB_Def(KB_valve);           //獲得鍵定義值
	 KB_Init();			     //重新初始化鍵盤
	 INTKBSCR&= ~(1<<IntBit); //打開鍵盤中斷(IMASKK=0)
	 asm("CLI");			     //開總中斷
}

//未定義的中斷處理函數,本函數不能刪除
#pragma interrupt_handler isrDummy  
void isrDummy(void) 
{
}
#pragma abs_address:0xffdc    //中斷向量表起始地址
void (* const _vectab[])(void) = {            
	isrDummy,   //時基中斷 
	isrDummy,	//AD轉換中斷      
	isrKBI, 	//鍵盤中斷    
	isrDummy,	//SCI TC/TE 
	isrDummy,     //SCI RF/IDLE 
	isrDummy,	//SCI PE/FE/NF/OR
	isrDummy,	//SPI TE  
	isrDummy,	//SPI MOD/OVR/RF
	isrDummy,	//TIM2溢出中斷 
	isrDummy,	//TIM2通道1
	isrDummy,	//TIM2通道0
	isrTIMER1,	//TIM1溢出中斷      
	isrDummy,	//TIM1通道1
	isrDummy,	//TIM1通道0
	isrDummy,	//CGM     
	isrDummy,	//IRQ     
	isrDummy	//SWI       
    //RESET也是中斷，定義在 crt08.o中 
   };
#pragma end_abs_address