STM32 MCUs Products

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Resolved! STMG0B1RET output pin does not pull down in Standby Mode

I am using the STMG0B1RET on a custom, battery-powered board. During normal operation pin PC4 is used as UART1 (with an external pull-up resistor). In Standby Mode pin PC4 must be LOW in order to shut down the external device. For this I convert PC4 ...

Kmax18 by Senior II
  • 370 Views
  • 4 replies
  • 0 kudos

Brightness Control

Hello, I have a display connected by PWM to the MCU. I am trying to control it using __HAL_TIM_SET_COMPARE, however I am getting no results. I have a LTDC display. 

Priyank by Senior
  • 184 Views
  • 2 replies
  • 0 kudos

SPI2 not working on STM32F746BG

I am experiencing an issue with SPI communication on the STM32F746BG microcontroller:Current Setup:SPI2 connected to ADCSPI6 connected to EthernetCurrent Behavior:When testing SPI2 (ADC) alone: Works properlyWhen testing SPI6 (Ethernet) alone: Works ...

zin10 by Associate II
  • 174 Views
  • 1 replies
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Resolved! STM32H5 RTC register bug?

HelloI have found a bug that stops updating the RTC_TR register. There is no problem with the RTC clock itself, it is ticking but the content of RTC_TR might in some specific use cases stop updating.I use the latest STM32CubeH5 Firmware Package v1.5....

Imre by Associate III
  • 329 Views
  • 3 replies
  • 0 kudos

USB PD sink EPR availability

Hi, we are developing a USB PD sink device which will operate up to 28V @ 5A.The STM32G431 seems to be ideal for our application, however it seems that there is no official support for EPR within the TCPP software yet and I am unable to set a PDO hig...

cdoel by Associate II
  • 838 Views
  • 6 replies
  • 1 kudos

Resolved! STM32G0B0RET - SFTRSTF not working?

Hi there,ContextI implement a basic code where I check the reset cause flag SFTRSTF (i.e. software reset). If this flag is active, I activate the LED on (LED off otherwise).I read out the reset cause from:uint32_t myResetCause = RCC->CSR; RCC->CSR |=...

Nadreoh by Associate II
  • 172 Views
  • 1 replies
  • 0 kudos

STM32H7S7Z8J6 XSPI1 interface

Hi all,We have a question regarding the external memory interface connected to XSPI1 on the STM32H7S7Z8J6. We use the APS6404L-3SQN-ZR 64Mb external ram. We activated the XSPI interface with the following parameters:We also created the memory partion...

XSPI1 settings.png XSPI1 partition.png
leddel32 by Associate II
  • 187 Views
  • 1 replies
  • 0 kudos