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Is there a way to tell whether ADC is busy? (STM32F303ve)

I am trying to reconfigure DMA without losing samples and without stopping the ADC, which is triggered using timer (relatively rarely), so my plan was to look whether both the ADC and DMA are idle and quickly reconfigure DMA before ADC even starts to...

SMisi by • Associate II
  • 1695 Views
  • 6 replies
  • 1 kudos

Resolved! Unable to find pin B12 (BOOT0) on B-L47E-IOT01A2

Hi everyone,Something weird happened while I was uploading to my board. The upload crashed half way through and now the USB STLink interface isn't recognized. I think I should be able to upload a working ELF file in UART mode, but to do that I need t...

RBair.3 by • Associate II
  • 649 Views
  • 1 replies
  • 0 kudos

USART Receive to Idle DMA callbacks

I got this working, then it stopped working.I finally figured out after about 3 hours what is wrong.Situation. I am making a "Serial tap" for debugging. The STM32F411CE on the Black Pill board. 2xUSARTs Rx only and the CDC Virtual COM port device ...

PCamp.2 by • Associate III
  • 3190 Views
  • 3 replies
  • 0 kudos

Interrupt double firing can't be fixed

Hello all，​I am using the ADC on my STM32L431 with both DMA and interruption. Everything works fine, except that the ISR is often entered with none of the enabled interrupt flag being set.​Initial code:void ADC1_IRQHandler() { if(LL_ADC_IsActiveF...

ZJing by • Associate III
  • 835 Views
  • 3 replies
  • 0 kudos

Probability of bit flips

Hello,Are there any statistics on the probability of bit flips for the RAM on stm32f0x family? Are there any dependencies based on factors such age of the micro or temperature?

BGhaz.2 by • Associate II
  • 1718 Views
  • 5 replies
  • 0 kudos
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