[riot-notifications] [RIOT-OS/RIOT] RTC for stm32f1 (#11258)
notifications at github.com
Wed Mar 27 10:37:59 CET 2019
Former commented on this pull request.
> + // Resets the entire Backup domain
+ RCC->BDCR |= RCC_BDCR_BDRST;
+ // Reset not activated
+ RCC->BDCR &= ~RCC_BDCR_BDRST;
+ //RTC clock enabled
+ //LSE oscillator clock used as RTC clock10: LSI oscillator clock used as RTC clock
+ RCC->BDCR |= RCC_BDCR_RTCEN | RCC_BDCR_RTCSEL_LSE;
+ // Second interrupt is enabled.
+ RTC->CRH |= RTC_CRH_SECIE;
+ // Enter configuration mode.
+ RTC->CRL |= RTC_CRL_CNF;
+ //If the input clock frequency (fRTCCLK) is 32.768 kHz, write 7FFFh in this register to get a signal period of 1 second.
Yes, 0x7fff will be correct
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the notifications