Posted on March 27, 2015 at 17:23 It would seem VREFINT magically turns on after coming out of sleep/stop even though it is not being used on the STM32L053 (nucleo board). It turns off for the first sleep/stop, then it wont turn off again. The M...

Posted on February 13, 2015 at 13:19HiIt was not clear from the datasheet, but is the TAMPFREQ register only applicable when using level detection and not edge detection?I am asking as PC13 (RTC_TS) is not available on some low pin count packages an...