STM32 MCUs Products

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STM32h745 Microcontroller Not Responding

I have an STM32H745 Discovery board. The first problem I encountered was when I was creating interfaces using TouchGFX. I could upload them to the microcontroller via the application without any issues, but when I uploaded the code file through C...

Resolved! my Nucleo-H755ZI-Q is not programming.

I'm new to microcontrollers. I bought a Nucleo-H755ZI-Q, I connect it to my PC, I make a simple program like turning on and off a LED but the card doesn't do it. I don't know if I have to make any adjustments because it's new.

Resolved! WRITE_REG hard fault

Hallo,I'm compiling with this option   <-fpack-struct=1>Why, with this option, the instruction<WRITE_REG(hdma->Instance->CBR1, 0U);>generates hard fault? I don't understand, without changing nothing.thank you.

IVent.1 by Senior
  • 899 Views
  • 4 replies
  • 5 kudos

LED won't blink (Timer with PWM)

Hi could somebody please help me with this: i am a beginner ,i have set the Timer_init and Gpio_init with bare Metal i'm working in STM32F429ZIT and i'm aiming to control GPIO pins PG13 and PG14 using the PWM channels with two channel each for every ...

Resolved! Speculation on STM32F767

Hello, I'm studying the STM32F767 MCU, and I noticed that in STMCubeIDE is possible to configure if the speculation is permitted, but I didn't find an explanation of this feature. If I set Speculation disabled, do I set the flash strongly-ordered? Do...

GGran.2 by Associate III
  • 1087 Views
  • 6 replies
  • 3 kudos

Resolved! STM32F429 GPIO 5V tolerant IO behavior

Hello,i use at a STM32F429 the PD5 pin to drive a PNP BJT transistor to switch a sensor supply:PD5 is configured as open drain, and when the stm32 is pulling PD5 low, the transistor supplies the sensor with 5V power. This works so far.But when PD5 is...

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sk-st by Associate III
  • 2166 Views
  • 8 replies
  • 1 kudos

Resolved! STM32U575 SRAM data retention in Standby mode

 Hello,I am trying to make a program in which the micro stm32u5 is stored in ram memory some data after activating the Sleep Mode.For this I have defined in the flash file the SRAM2 memory that is supposed to be in charge of this and I have saved it ...