STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

CAN Bus strange signal (solved)

edit: the problem was due to a CAN-master switching baudrates on the fly.the wrong (slower) timing was detected by the CAN controller causing the interruption of the ongoing transmission.Hello Community !I am implementing CAN communication with an in...

0693W00000HpeihQAB.png

STM32:496 ADC1/2 dual mode, ADC3 independent?

I am using STM32L496 with ADC1/ADC2 in dual regular simultaneous mode with DMA and seeking to have ADC3 independent sinple single conversion. Code works either with ADC1/ADC2 or ADC3 but not with both. Can ADC3 run independent if ADC1/ADC2 are dual?

BSmit.2 by Associate
  • 443 Views
  • 1 replies
  • 0 kudos

How get timer state?

Hi,I´m reading the doc of my kits, stm32f767zi and stm32f429zi, but if anyone could help I´ll appreciate. I need start and stop a timer named htim3, as follow:if (HAL_OK!=HAL_TIM_Base_Start_IT(&htim3)) Error_Handler();But, if I execute the code twice...

Resolved! ADC Channel PreSelection

Hello what does this function do?( LL_ADC_SetChannelPreSelection(ADCx, Channel);),I couldn't find a detailed explanation.

Resolved! Unable to wake from Stop2 power mode with user button

I put my L4R5ZI chip into Stop2 mode but it doesn't seem to want to wake up from the user button, unfortunately. According to the datasheet, the wakeup sources include:Reset pin, all I/OsBOR, PVD, PVMRTC, IWDGCOMPx (x=1..2)I2C3(7)LPUART1(6)LPTIM1I h...

JayDev by Senior II
  • 686 Views
  • 2 replies
  • 0 kudos

Resolved! Emulating a matrix keypad with a stm32 microcontroller

Good morning Stm32 community,I am designing a ​matrix keypad emulator to control a musical keyboard. I need a 16x16 keypad for the music keys and a 8x8 keypad for the control buttons. The idea is to swap the existing keypads connected to the existing...

Modifying BOOT_ADD0 value

Is it possible to modify this register field using STM32CubeProgrammer?I've tried both:Writing a value using the Registers tabWriting to a memory address that the field occupiesBut neither work.

dscdsc by Senior
  • 1161 Views
  • 3 replies
  • 0 kudos