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Having some trouble setting TR in the RTC

Posted on December 05, 2012 at 22:35I'm working with a mix of STM drivers and in in-house drivers, some of which we have written, some of which we inherited.  I am trying to set the date and time in the RTC, starting with TR.  It is not working.Here...

sjenyart by Associate II
  • 3 replies
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No RTC signal output on tamper pin

Posted on September 13, 2012 at 11:00Hi All, I have a fully functioning RTC on the STM32103. however it is fast by about 30 seconds over a 24hr period. The RTC is running from external 32768Hz crystal. Anyway for now i want to output RTC seconds sig...

abdulk by Associate
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stm32 uart rtc timer

Posted on November 12, 2012 at 02:43Hello,i need help about designing a stm32 project. Thought is follows. (i must not use any RTOS)1. my stm32100 will handle uart interrupt randomly2. my RTC on stm32 will be updated each 1 second in the rtc interru...

irmakci by Associate II
  • 7 replies
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Issues with RTC

Posted on August 03, 2012 at 10:43 Hi gents, We're using a STM32F217IGH6, in a Silica Xynergy board, and we're experiencing some strange issues with the RTC. The code regarding RTC is: static void rtcConfiguration( void ...

fbenito by Associate
  • 2 replies
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STM32F103CB and RTC interrupt

Posted on March 25, 2012 at 15:39 Hi all, I am using the STM32F103CB microcontroller to develop an embedded application for wireless communications that needs to sleep and wake up periodically in order to save energy, as it runs from bat...

STM32F2xx and RTC

Posted on September 21, 2011 at 00:13Hi, I'm trying to use the new STM32F2 RTC. I'm able to set date, time and everything seems OK but.. at midnight the date doesn't change! Is there a trick to perform for having the calendar working properly? Reg...

RTC Time Functions

Posted on January 17, 2012 at 17:27HiI need to work out the difference in days between 2 dates, what is the simplest way to do this?  the only way I can think is work out if its a leap year or not, and put in the days per month etc. but this seems l...

richardh by Associate II
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LSI as RTC clock

Posted on December 15, 2011 at 11:24Hi , Is it possible to run RTC with 40khz LSI when power is off and CPU works on battery only? #rtc #lsi