RTC.rar_2410 r_2410R_s3c2410 rtc

//==================================================================== // File Name : 2410RTC.c // Function : S3C2410 RTC Test Program // Program : Shin, On Pil (SOP) // Date : May 06, 2002 // Version : 0.0 // History // 0.0 : Programming start (March 11, 2002) -> SOP //==================================================================== #include "2410addr.h" //#include "2410lib.h" #include "2410RTC.h" #include "sysincludes.h" char *day[8] = {" ","Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"}; volatile int isRtcInt, isInit = 2; //April 01, 2002 SOP volatile unsigned int sec_tick; //======================================= //Period = (n + 1) / 128 second // n : Tick time count value (1~127) //======================================= //********************[ Display_Rtc ]********************************* void Display_Rtc(void) { // int year,tmp; int year,tmp,key; int month,date,weekday,hour,min,sec; Uart_Printf("[ Display RTC Test ]\n"); Uart_Printf("a. RTC Initialize b. RTC Time Setting c. Only RTC Display\n\n"); Uart_Printf("Selet : "); key = Uart_Getch(); Uart_Printf("\n\n"); isInit = key; if(isInit == 'a') { Rtc_Init(); isInit = 'c'; } else if(isInit == 'b') { Rtc_TimeSet(); isInit = 'c'; } rRTCCON = 0x01; //No reset, Merge BCD counters, 1/32768, RTC Control enable // Uart_Printf("This test should be excuted once RTC test(Alarm) for RTC initialization\n"); Uart_Printf("Press any key to exit.\n\n"); while(!Uart_GetKey()) { while(1) { if(rBCDYEAR==0x99) year = 0x1999; else year = 0x2000 + rBCDYEAR; month = rBCDMON; weekday = rBCDDAY; date = rBCDDATE; hour = rBCDHOUR; min = rBCDMIN; sec = rBCDSEC; if(sec!=tmp) //Same time is not display { tmp = sec; break; } } Uart_Printf("%2x : %2x : %2x %10s, %2x/%2x/%4x\n",hour,min,sec,day[weekday],month,date,year); // Uart_Printf("%2x : %2x : %2x %9s, %2x/%2x/%4x rBCDDATE = %x, weekday= %x\n",hour,min,sec,day[weekday],month,date,year,rBCDDATE,weekday); } rRTCCON = 0x0; //No reset, Merge BCD counters, 1/32768, RTC Control disable(for power consumption) } //***********************[ RndRst_Rtc ]********************************* //Round boundary 30, 40 or 50 Sec //For example, when the current time is 23:37:47 and the round baundary is selected to 40 sec, //the round reset changes the current time is 23:38:00. void RndRst_Rtc(void) { int year; int month,date,weekday,hour,min,sec,tmp; unsigned int save_GPFCON; save_GPFCON = rGPFCON; rEXTINT0 = 0x2; //Falling edge triggered rGPFCON = 0x2; //EINT0 pISR_EINT0 = (unsigned int)EINT0_int; rINTMSK = ~(BIT_EINT0); if(isInit==0) { Rtc_Init(); isInit = 1; } rRTCCON = 0x01; //No reset, Merge BCD counters, 1/32768, RTC Control enable Uart_Printf("Press any key to exit.\n\n"); Uart_Printf("Press EINT0 key to test round reset.\n"); while(!Uart_GetKey()) { while(1) { if(rBCDYEAR == 0x99) year = 0x1999; else year = 0x2000 + rBCDYEAR; month = rBCDMON; weekday = rBCDDAY; date = rBCDDATE; hour = rBCDHOUR; min = rBCDMIN; sec = rBCDSEC; if(sec!=tmp) { tmp = sec; break; } } Uart_Printf("%2x : %2x : %2x %10s, %2x/%2x/%4x\n",hour,min,sec,day[weekday],month,date,year); } rRTCCON = 0x0; //No reset, Merge BCD counters, 1/32768, RTC Control disable rGPFCON = save_GPFCON; } //************************[ Test_Rtc_Alarm ]****************************** void Test_Rtc_Alarm(void) { Uart_Printf("[ RTC Alarm Test for S3C2410 ]\n"); Rtc_Init(); rRTCCON = 0x01; //No reset, Merge BCD counters, 1/32768, RTC Control enable rALMYEAR = TESTYEAR2 ; rALMMON = TESTMONTH2; rALMDATE = TESTDATE2 ; rALMHOUR = TESTHOUR2 ; rALMMIN = TESTMIN2 ; rALMSEC = TESTSEC2 + 9; isRtcInt = 0; pISR_RTC = (unsigned int)Rtc_Int; rRTCALM = 0x7f; //Global,Year,Month,Day,Hour,Minute,Second alarm enable rRTCCON = 0x0; //No reset, Merge BCD counters, 1/32768, RTC Control disable rINTMSK = ~(BIT_RTC); while(isRtcInt==0); rINTMSK = BIT_ALLMSK; // rRTCCON = 0x0; //RTC Control disable(for power consumption), 1/32768, Normal(merge), No reset } //************************[ Rtc_Init ]********************************* void Rtc_Init(void) { rRTCCON = rRTCCON & ~(0xf) | 0x1; //No reset, Merge BCD counters, 1/32768, RTC Control enable rBCDYEAR = rBCDYEAR & ~(0xff) | TESTYEAR; rBCDMON = rBCDMON & ~(0x1f) | TESTMONTH; rBCDDATE = rBCDDATE & ~(0x3f) | TESTDATE; rBCDDAY = rBCDDAY & ~(0x7) | TESTDAY; //SUN:1 MON:2 TUE:3 WED:4 THU:5 FRI:6 SAT:7 rBCDHOUR = rBCDHOUR & ~(0x3f) | TESTHOUR; rBCDMIN = rBCDMIN & ~(0x7f) | TESTMIN; rBCDSEC = rBCDSEC & ~(0x7f) | TESTSEC; rRTCCON = 0x0; //No reset, Merge BCD counters, 1/32768, RTC Control disable } //************************[ Rtc_TimeSet ]********************************* void Rtc_TimeSet(void) { int syear,smonth,sdate,shour,smin,ssec; int sday; Uart_Printf("[ RTC Time Setting ]\n"); Rtc_Init(); //RTC Initialize Uart_Printf("RTC Time Initialized ...\n"); Uart_Printf("Year (Two digit the latest)[0x??] : "); syear = Uart_GetIntNum(); Uart_Printf("Month [0x??] : "); smonth = Uart_GetIntNum(); Uart_Printf("Date [0x??] : "); sdate = Uart_GetIntNum(); Uart_Printf("\n1:Sunday 2:Monday 3:Thesday 4:Wednesday 5:Thursday 6:Friday 7:Saturday\n"); Uart_Printf("Day of the week : "); sday = Uart_GetIntNum(); Uart_Printf("Hour [0x??] : "); shour = Uart_GetIntNum(); Uart_Printf("Minute [0x??] : "); smin = Uart_GetIntNum(); Uart_Printf("Second [0x??] : "); ssec = Uart_GetIntNum(); rRTCCON = rRTCCON & ~(0xf) | 0x1; //No reset, Merge BCD counters, 1/32768, RTC Control enable rBCDYEAR = rBCDYEAR & ~(0xff) | syear; rBCDMON = rBCDMON & ~(0x1f) | smonth; rBCDDAY = rBCDDAY & ~(0x7) | sday; //SUN:1 MON:2 TUE:3 WED:4 THU:5 FRI:6 SAT:7 rBCDDATE = rBCDDATE & ~(0x3f) | sdate; rBCDHOUR = rBCDHOUR & ~(0x3f) | shour; rBCDMIN = rBCDMIN & ~(0x7f) | smin; rBCDSEC = rBCDSEC & ~(0x7f) | ssec; rRTCCON = 0x0; //No reset, Merge BCD counters, 1/32768, RTC Control disable } //************************[ Test_Rtc_Tick ]**************************** void Test_Rtc_Tick(void) { Uart_Printf("[ RTC Tick interrupt(1 sec) test for S3C2410 ]\n"); Uart_Printf("Press any key to exit.\n"); Uart_Printf("\n"); Uart_Printf("\n"); Uart_Printf(" "); pISR_TICK = (unsigned)Rtc_Tick; sec_tick = 1; rINTMSK = ~(BIT_TICK); rRTCCON = 0x0; //No reset[3], Merge BCD counters[2], BCD clock select XTA