About plekkerkerker9

plekkerkerker9 · 2017-03-30

Posted on March 30, 2017 at 17:19Hello, I have a STM32F334 on which I use the HRTIM1 in a SEPIC converter.The PWM section works the way I want it to, but now I want the system to stop in case of a Hardfault. But for some reason I can't get this to w...

plekkerkerker9 · 2017-03-31

Posted on March 31, 2017 at 11:31Thanks for your reply,I'm still a bit confused though, because I definitely see a the HardFault_Handler invoked, and not the UsageFault_Handler.But I can understand (and even appreciate) that the divide by zero is no...

plekkerkerker9 · 2017-03-28

Posted on March 28, 2017 at 13:27This is the Ultracap I use:https://octopart.com/search?q=FC0H473ZFTBR24 But there are probably better options out there. I didn't gave it a lot of thought.You could also consider a CR2032 coin cell. This will keep th...

plekkerkerker9 · 2017-03-28

Posted on March 28, 2017 at 13:08Yes, LSE (Low Speed External) is normally the clock source for the RTC.But as long as there is power on the Vbat pin, the LSE keeps on running no matter what happens to the rest of the CPU. And this is indeed so the ...

plekkerkerker9 · 2017-03-28

Posted on March 28, 2017 at 12:38Seems like you reset the RTC yourself during startup in the rtc_setup() function.you could just put the following statement at the start of your rct_setup() function:if( __LSE_RDY() ) return;This will check if the LS...

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Hardfault and HRTIM

Re: Hardfault and HRTIM

Re: STM32F334 and RTC Setup

Re: STM32F334 and RTC Setup

Re: STM32F334 and RTC Setup