/*-----------------------------------------------------*
*文件名:vectors08.c                                    *
*功  能:用于定義中斷矢量表                             *
*-----------------------------------------------------*/
#include "GP32C.H"
#include "SCI.h"            //串行通信頭文件
#include "KB.h" 
/*[相應(yīng)寄存器定義]*/
#define TSTOPBit   5        //定時(shí)器計(jì)數(shù)停止位
#define TOFBit     7        //定時(shí)器溢出標(biāo)志位
/*isrTIMER1:定時(shí)器溢出中斷處理函數(shù)---------------------*
*功  能:給內(nèi)存單元Time[0-2](時(shí)分秒)賦值                *
*-----------------------------------------------------*/
extern unsigned char time[3], naozhong,KB_valve;     //H M S
extern unsigned int data[3];
extern unsigned char alart[2];
unsigned char flat=0,f1=0,f2=0;
unsigned char getmonthdays(unsigned int year,unsigned char month)/*得到某月的天數(shù)*/
{
 unsigned char days;
 switch (month)
 {
  case 4:
  case 6:
  case 9:
  case 11:days=30;
          break;
  case 2: if((year%4==0&&year%100!=0)||(year%400==0))  days=29;
   else days=28;
          break;
  default:days=31;
          break;
 }
 return days;
}
#pragma interrupt_handler isrTIMER1
void isrTIMER1(void)
{  
   unsigned char i;
   asm("SEI");            //關(guān)總中斷
   //------------------------------
   if(((time[0]==0)&&(time[1]==0))||((time[1]==alart[0])&&(time[2]==alart[0])))naozhong=1;
   time[0]++;             //秒數(shù)加1
   if (time[0]!=60) goto isrTIMER1_exit; //秒數(shù)未增加到60,轉(zhuǎn)
   time[0]=0; time[1]++;  //秒數(shù)增加到60,清0,分鐘數(shù)加1
   if (time[1]!=60) goto isrTIMER1_exit; //分鐘數(shù)未增到60,轉(zhuǎn)
   time[1]=0; time[2]++;  //分鐘數(shù)增加到60,清0,小時(shí)數(shù)加1
   if (time[2]!=24) goto isrTIMER1_exit; //小時(shí)數(shù)未增到24,轉(zhuǎn)
   time[2]=0; data[0]++;           //時(shí)數(shù)增加到24,清0,日期增1
   if(data[0]!=getmonthdays(data[2],data[1])) goto isrTIMER1_exit; //天數(shù)數(shù)未增到月尾值,轉(zhuǎn)
   data[0]=0;data[1]++;                //天數(shù)增加到月尾值,清0,月數(shù)加1
   if(data[1]!=13)goto isrTIMER1_exit; //月數(shù)增加未增加到12,轉(zhuǎn)
   data[1]=0;data[2]++;                 //月數(shù)增加到12,清0,年數(shù)加1
   isrTIMER1_exit:	 
   //------------------------------
   //清除定時(shí)器溢出標(biāo)志位
   T1SC&=~(1<<TOFBit);
   asm("CLI");            //開總中斷
}
/*isrRe:接收中斷處理函數(shù)-------------------------------*
*功  能:接收3字節(jié)基準(zhǔn)時(shí)分秒放入內(nèi)存單元Time[0-2]       *
*-----------------------------------------------------*/
#pragma interrupt_handler isrRe  
void isrRe(void) 
  {
   	asm("SEI");	       //禁止所有中斷
        //接收數(shù)據(jù)
        SCIReN(3,time);
	  asm("CLI");        //開放總中斷	
  }
/*鍵盤中斷處理函數(shù)------------------------------------*/
#pragma interrupt_handler isrKBI
void isrKBI(void) 
{
      
	  asm("SEI");	  	        //關(guān)總中斷
	  INTKBSCR|= (1<<IntBit); //屏蔽鍵盤中斷(IMASKK=1)
	   KB_valve=KB_Scan();     //掃描鍵值
       KB_valve=KB_Def(KB_valve);  //鍵值轉(zhuǎn)化為
       isrKBI_exit:  
	   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(shù),本函數(shù)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(shí)基中斷 
	isrDummy,		//AD轉(zhuǎn)換中斷      
	isrKBI, 	//鍵盤中斷    
	isrDummy,		//SCI TC/TE 
	isrRe,      //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