www.pudn.com > hf44b0_TEST.rar > Rtc.c

#include "..\inc\44b.h" 
#include "..\inc\44blib.h" 
#include "..\inc\rtc.h" 
 
void __irq Rtc_Tick(void); 
void __irq Rtc_display(void); 
char *date[8] = {"","SUN","MON","TUE","WED","THU","FRI","SAT"}; 
volatile unsigned int sec_tick; 
int year,month,day,weekday,hour,min,sec; 
 
int disptime=0; 
 
void Display_Rtc(void) 
{ 
       
    Uart_Printf("This test should be excuted once RTC test(Alarm) for RTC initialization\n"); 
    Uart_Printf("Please check the VDDRTC connector or connect the VDD to Bt1+ !!!\n");	 
    Uart_Printf("Typing any key to exit!!!\n"); 
    //Rtc_Init();  
    pISR_TICK=(unsigned)Rtc_display; 
    disptime=1; 
    rRTCCON = 0x01;    // R/W enable, 1/32768, Normal(merge), No reset 
    sec_tick=1; 
    rINTMSK=~(BIT_GLOBAL|BIT_TICK);  
     
    rTICINT = 127+(1<<7);	//START 
 
    Uart_Getch(); 
    disptime=0; 
    //rINTMSK |= (BIT_GLOBAL | BIT_TICK); 
    //rRTCCON=0x0;	//END 
} 
 
void __irq Rtc_display(void) 
{ 
    rI_ISPC=BIT_TICK;    
    if(rBCDYEAR != 0x07)  
   		 {rBCDYEAR =0x07; 
    	rBCDMON  = TESTYEAR; 
   	 	rBCDDAY  = TESTDAY;	 
    	rBCDDATE = TESTDATE; 
    	rBCDHOUR = TESTHOUR; 
    	rBCDMIN  = TESTMIN; 
    	rBCDSEC  = TESTSEC; 
	   } 
	 
	    year = 0x2000 + rBCDYEAR; 
	    month=rBCDMON; 
	    day=rBCDDAY; 
	    weekday=rBCDDATE; 
	    hour=rBCDHOUR; 
	    min=rBCDMIN; 
	    sec=rBCDSEC; 
	  Slib_SetCursor(7,0);   
      Slib_Printf("DATE:%4x,%2x,%2x,%s",year,month,day,date[weekday]); 
      Slib_SetCursor(8,0); 
      Slib_Printf("TIME:%2x:%2x:%2x",hour,min,sec); 
      if(disptime==1) 
      Uart_Printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b%4x,%2x,%2x,%s,%2x:%2x:%2x",year,month,day,date[weekday],hour,min,sec); 
      } 
void DisplayRtc(void) 
{ 
   
    pISR_TICK=(unsigned)Rtc_display; 
 
    rRTCCON = 0x01;    // R/W enable, 1/32768, Normal(merge), No reset 
    sec_tick=1; 
    rINTMSK=~(BIT_GLOBAL|BIT_TICK);  
     
    rTICINT = 127+(1<<7);	//START 
} 
volatile int isRtcInt; 
 
void __irq Rtc_Int(void) 
{ 
    rI_ISPC=BIT_RTC;    
    //rI_ISPC; //is needed only when cache=on & wrbuf=on & BSFRD=0 
    Uart_Printf("RTC Alarm Interrupt O.K.\n"); 
    isRtcInt=1;   
} 
 
 
int Test_Rtc_Alarm(void)   
{ 
    Uart_Printf("[RTC Alarm Test for S3C44B0X]\n"); 
    Uart_Printf("Please check the VDDRTC connector or connect the VDD to Bt1+ !!!\n"); 
 
    Rtc_Init(); 
 
    rRTCCON = 0x01; // R/W enable, 1/32768, Normal(merge), No reset 
 
    rALMYEAR=rBCDYEAR ; 
    rALMMON =rBCDMON; 
    rALMDAY =rBCDDAY  ; 
    rALMHOUR=rBCDHOUR ; 
    rALMMIN =rBCDMIN  ; 
    if(rBCDSEC<0X30) 
    { 
    rALMSEC =0x30;} 
    else 
    { 
    rALMSEC =0x59;} 
 
/*    rALMYEAR=TESTYEAR2 ; 
    rALMMON =TESTMONTH2; 
    rALMDAY =TESTDAY2  ; 
    rALMHOUR=TESTHOUR2 ; 
    rALMMIN =TESTMIN2  ; 
    rALMSEC =TESTSEC2+9; */ 
 
    isRtcInt=0; 
    pISR_RTC=(unsigned int)Rtc_Int; 
    rRTCALM=0x7f; 
    rINTMSK=~(BIT_GLOBAL|BIT_RTC); 
 
    while(isRtcInt==0); 
     
    rINTMSK|=BIT_GLOBAL; 
    rRTCCON = 0x0;    // R/W disable(for power consumption), 1/32768, Normal(merge), No reset 
    return 1; 
} 
 
 
void Rtc_Init(void) 
{ 
    rRTCCON = 0x01;	// R/W enable, 1/32768, Normal(merge), No reset 
 
    rBCDYEAR = TESTYEAR; 
    rBCDMON  = TESTMONTH; 
    rBCDDAY  = TESTDAY;	// SUN:1 MON:2 TUE:3 WED:4 THU:5 FRI:6 SAT:7 
    rBCDDATE = TESTDATE; 
    rBCDHOUR = TESTHOUR; 
    rBCDMIN  = TESTMIN; 
    rBCDSEC  = TESTSEC; 
} 
 
 
void Test_Rtc_Tick(void) 
{ 
    Uart_Printf("[RTC Tick interrupt test for S3C44B0X]\n"); 
    Uart_Printf("Please check the VDDRTC connector or connect the VDD to Bt1+ !!!\n"); 
    Uart_Printf("Typing any key to exit!!!\n");	  
    pISR_TICK=(unsigned)Rtc_Tick; 
 
 
    sec_tick=1; 
    rINTMSK=~(BIT_GLOBAL|BIT_TICK);  
    rRTCCON=0x0;		//R/W disable(for power consumption), 1/32768, Normal(merge), No reset 
    rTICINT = 127+(1<<7);	//START 
 
    Uart_Getch(); 
    rINTMSK |= (BIT_GLOBAL | BIT_TICK); 
 
    rRTCCON=0x0;	//END 
} 
 
 
void __irq Rtc_Tick(void) 
{ 
    rI_ISPC=BIT_TICK;    
    Uart_Printf("\b\b\b\b\b\b\b%03d sec",sec_tick++); 
}