STM32 MCUs Products

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Forum Posts

Why RTC always count twice 00:00:00?

Hi guys:I initialed the RTC of STM32F103C8T6 by cubeMx and enabled the RTC global interrupt.  void HAL_RTCEx_RTCEventCallback(RTC_HandleTypeDef *hrtc) /* second callback */ { RTC_DateTypeDef rtcDate; RTC_TimeTypeDef rtcTime; HAL_RTC_Ge...

Junde by Senior III
  • 1119 Views
  • 4 replies
  • 6 kudos

Resolved! Recommended course of action for Unused pin of STM32 MCU

Dear ST Community membersI am currently designing a PCB and utilizing the STM32G473VET6 MCU. I have noticed that there are several unused pins. Should I leave these pins unconnected or is there a recommended course of action for dealing with them?tha...

Neeraj by Associate II
  • 12833 Views
  • 15 replies
  • 7 kudos

Resolved! Saving Preset Data to STM32F373

I have an app running on an STM32F373 and need to save 'presets' as persistent non-volatile data.  Each preset is 500bytes and I would like to save at least 100 presets.What is the simplest method?  Should I use a removable SD card type solution, or ...

LMorr.3 by Senior II
  • 848 Views
  • 1 replies
  • 1 kudos

How to configure the SAI with a CODEC

Hello, I would like to know if there are people who have already configured the SAI with a CODEC to recover the data ? With this link below: https://wiki.st.com/stm32mpu/wiki/SAI_device_tree_configuration I can see this figure but I don't quite under...

DYann1_0-1700559816623.png
DYann.1 by Senior II
  • 6018 Views
  • 8 replies
  • 0 kudos

stm32f767zgt6 usart1 and spi4 not working

I have issues getting usart1 and spi4 to work..USART1 "supposedly" work (software side do not complain) but USART1_TX pin is dead, there is nothing exiting this pin, scope shows it is dead. Same on multiple stm32f767zgt6 chips so it is not a dead chi...

arhi by Associate III
  • 1731 Views
  • 9 replies
  • 0 kudos