DSP

DSP 之实时时钟（RTC）编程

2019-07-13 09:53发布

站内文章 / DSP
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/* *---------main_rtc1.c--------- * This is an example of using the RTC configuration functions for 5509 */ #include #include //---------Global data definition--------- int i; RTC_Time getTime; RTC_Date getDate; RTC_Config Config; RTC_Alarm getAlarm; RTC_Config myConfig = { 0x40, /* Seconds 秒 */ 0x00, /* Seconds Alarm 秒报警 */ 0x58, /* Minutes */ 0x00, /* Minutes Alarm */ 0x11, /* Hour */ 0x00, /* Hours Alarm */ 0x05, /* Day of the week and day alarm 周和日报警的日 */ 0x10, /* Day of the month 月报警的日 */ 0x10, /* Month */ 0x03, /* Year */ 0x08, /* Register A */ 0x82, /* Register B - 24-hour mode 设置为24 小时模式 */ }; RTC_Date myDate = { 0x14, /* Year */ 0x02, /* Month February */ 0x19, /* Day of month 19 */ 0x03, /* Day of week Wednesday */ }; RTC_Time myTime = { 0x11, /* Hour */ 0x58, /* Minutes */ 0x40, /* Seconds */ }; RTC_Alarm myAlarm = { 0x12, /* alHour */ 0x03, /* alMinutes - every minute */ 0x03, /* alSeconds */ 0x05, /* alDayw */ }; RTC_Alarm myAlarm1 = { 0x1, /* alHour, in 24-Hour format */ 0x0, //NONTCARE, /* alMinutes */ 0x0, /* alSeconds */ 0x02, /* alDayw */ }; main() { int i = 0; CSL_init(); // CSL 固件库初始化 printf (" TESTING... "); RTC_reset(); // Reset the registers to their default values RTC_config(&myConfig); // Initialization RTC_getConfig(&Config); // Reads RTC configuration struct printf ("RTCSEC value is: %x ",Config.rtcsec); printf ("RTCMIN value is: %x ",Config.rtcmin); printf ("RTCHOUR value is: %x ",Config.rtchour); printf ("RTCDAYW value is: %x ",Config.rtcdayw); printf ("RTCDAYM value is: %x ",Config.rtcdaym); printf ("RTCYEAR value is: %x ",Config.rtcyear); RTC_setTime(&myTime); // seting Time RTC_getTime(&getTime); // Read the current time from the RTC register printf("Current RTC time is: %x:%x:%x ",getTime.hour,getTime.minute,getTime.second); RTC_setDate(&myDate); // set RTC date 2014：2：19 RTC_getDate(&getDate); // Reads current date from RTC register - only support 24hour mode printf("Current RTC date is: %x/%x/%x Day of week: %x ",getDate.month,getDate.daym,getDate.year,getDate.dayw); /* Set an alarm at the time specified by myAlarm */ /* Alarm needs to be enabled to occur */ RTC_setAlarm(&myAlarm); // Sets alarm at specific 12：03：03AM every week on thoursday //RTC_setAlarm(&myAlarm1); // This sets the alarm every minute, at 01:**:00, on Monday of eeek printf("Alarm time: %x : %x : %x Day of week: %x ", RTC_FGET(RTCHOURA,HAR), // Reads RTC register field values - HOUR RTC_FGET(RTCMINA,MAR), // MINUTE RTC_FGET(RTCSECA,SAR), // SECOND RTC_FGET(RTCDAYW,DAR)); // DAY /* decimal to BCD */ for(i = 0; i < 10; ++ i) { printf("BCD of %d is %x ", i, RTC_decToBcd(i)); } RTC_start(); // start the RTC running }
  /* *---------main_rtc1.c--------- * This is an example of using the RTC configuration functions for 5509 */ /* * 100 年 - 2099 年 * 时分秒，年月日计数 和闰年补偿 * BCD码，日历，闹钟 * 12小时模式和24小时模式，但CSL只支持24小时模式 * 时分秒分别的闹钟中断 * 更新周期中断和定时中断 * 该时钟来自于外部的32KHz的晶振 * 。。。 */ #include #include //---------Global data definition--------- int i; RTC_Time getTime; RTC_Date getDate; RTC_Config Config; RTC_Alarm getAlarm; RTC_Config myConfig = { 0x40, /* Seconds 秒 */ 0x00, /* Seconds Alarm 秒报警 */ 0x58, /* Minutes */ 0x00, /* Minutes Alarm */ 0x11, /* Hour */ 0x00, /* Hours Alarm */ 0x05, /* Day of the week and day alarm 周和日报警的日 */ 0x10, /* Day of the month 月报警的日 */ 0x10, /* Month */ 0x03, /* Year */ 0x08, /* Register A */ 0x82, /* Register B - 24-hour mode 设置为24 小时模式 */ }; RTC_Date myDate = { 0x14, /* Year */ 0x02, /* Month February */ 0x19, /* Day of month 19 */ 0x03, /* Day of week Wednesday */ }; RTC_Time myTime = { 0x11, /* Hour */ 0x58, /* Minutes */ 0x40, /* Seconds */ }; RTC_Alarm myAlarm = { 0x12, /* alHour */ 0x03, /* alMinutes - every minute */ 0x03, /* alSeconds */ 0x05, /* alDayw */ }; RTC_Alarm myAlarm1 = { 0x1, /* alHour, in 24-Hour format */ 0x0, //NONTCARE, /* alMinutes */ 0x0, /* alSeconds */ 0x02, /* alDayw */ }; main() { Uint16 address = 0; Uint16 s = 0x13, mi = 0x15, d = 0x13, h = 11, m = 2, y = 14; Uint16 field1, field2, field3; CSL_init(); // CSL 固件库初始化 printf (" TESTING... "); RTC_reset(); // Reset the registers to their default values RTC_config(&myConfig); // Initialization RTC_getConfig(&Config); // Reads RTC configuration struct printf ("RTCSEC value is: %x ",Config.rtcsec); printf ("RTCMIN value is: %x ",Config.rtcmin); printf ("RTCHOUR value is: %x ",Config.rtchour); printf ("RTCDAYW value is: %x ",Config.rtcdayw); printf ("RTCDAYM value is: %x ",Config.rtcdaym); printf ("RTCYEAR value is: %x ",Config.rtcyear); /* Read register address */ printf("Read register address: %d ", RTC_ADDR(RTCSEC)); /* Creates value of RTC register */ printf("Creates value of RTC register: %d ", RTC_RTCDAYW_RMK(field1, field2, field3)); /* Write RTC register value */ printf("Write RTC register value %d-%d-%d---%d-%d-%d ", RTC_RSET(RTCSEC, s), RTC_RSET(RTCMIN, mi), RTC_RSET(RTCHOUR, h), RTC_RSET(RTCDAYW, d), RTC_RSET(RTCDAYM, m), RTC_RSET(RTCYEAR, y) ); printf(" Reads RTC register value: %d-%d-%d---%d-%d-%d", RTC_RGET(RTCSEC), RTC_RGET(RTCMIN), RTC_RGET(RTCHOUR), RTC_RGET(RTCDAYW), RTC_RGET(RTCDAYM), RTC_RGET(RTCYEAR)); RTC_start(); // start the RTC running }
  本程序已在TMS320C5509A 上测试通过- ！欢迎各位交流指导-

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