STM32 MCUs Products

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Forum Posts

12 Bits ADC precision issue

Hello,We are working on a stm32f429.The application uses ADC1 to sample data on Channel 0-7.ADC1 and channels characteristics are:- Mode: Independant- Sampling clock: Around 2.8 Mhz- No DMA access- Sampling delay: 20 clocks periods (max value)- Resol...

Karem by Associate II
  • 740 Views
  • 11 replies
  • 2 kudos

VDDxSPI Pin connection when not used

Hello all,we are using the STM32H7S3Z8T6 in a project. It has four VDDxSPI pins for an external power supply if XSPI is used. I also found some information in app note AN5935.However, we are not using external memory and therefore we don't need an ad...

STesil by Associate
  • 193 Views
  • 1 replies
  • 0 kudos

Resolved! SPI GPIOs don't work (except SCK) using DMA

Hi, I am using an STM32H7RSxx device and I need to use the SPI6 (both full and half duplex) with the DMA.The problem I am facing on is the MOSI pin doesn't transmit anything.Only the SCK is working.Despite having configured it for SPI6 Alternate Func...

simozz_0-1751471885253.png simozz_1-1751471952301.png
simo zz by Senior II
  • 603 Views
  • 12 replies
  • 3 kudos