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

Resolved! SPI Always Reads 0

I am having a problem reading SPI data on an STM32F407 where it always returns 0x00. I actually have this working using HAL on the same hardware, however for legacy reasons I need to get this working with SPL. This application is just sending clock s...

twjudge by Associate
  • 339 Views
  • 1 replies
  • 1 kudos

Resolved! PCB design with stm32h7 series (144 pin)

According to some reference it is good to have ground polygon under IC 1. Is it okay to have ground polygon under IC? 2. Does it effects heating issue?3. I saw two hole behind the IC of nucleo 144 board. What that mean? 

Ironman by Associate II
  • 784 Views
  • 6 replies
  • 2 kudos

Resolved! STM32G030C6 Getting Very Hot

On my current board the STM32G030 is getting very hot.  I have even tried a board with no connections to the processor and all pins set to analog.  I have checked the power supply and it's 3.3V.  The board runs OK but I am worried about the processor...

Overflow occurred when fetching Two encoder data

We are working with the STM32 Nucleo-G474RE board and using two quadrature encoders—NEMA 23 and NEMA 34—connected through AM26LS32 line receivers to TIM2 and TIM3 respectively, configured in encoder mode. In our project, we initialized TIM2 and TIM3 ...

USB Device MSC with External Flash

Hi team,            I am working on stm32F7 discovery board, I am working on USB MSC Device however i am not getting , how to configure external flash of this discovery board as Mass Storage. My main goal here is as soon as i connect the controller t...

Shikamaru by Associate III
  • 5671 Views
  • 14 replies
  • 0 kudos

Resolved! SPI Communication Issue with STM32G431K8T6

Hello,I am working with an STM32G431K8T6and using the LL library to configure SPI in master mode.The issue is with the MISO pin (PB4).The pin is configured as SPI input, with no pull-up or pull-down.When PB4 is left unconnected, the voltage is measur...

sqyq by Associate
  • 314 Views
  • 1 replies
  • 0 kudos

Resolved! STM32U5 Backup SRAM in standby

Hi,I have a question regarding the backup SRAM in the STM32U5. The reference manual is not clear about this:On the one had, it mentions the following Which seems to indicate that it is possible to place the device in standby without powering SRAM2. H...

ArnoutDekimo_0-1715695675370.png ArnoutDekimo_1-1715695729787.png ArnoutDekimo_2-1715695838490.png