STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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STM32U575 Secure and non-secure function calls

Hi I have been testing secure function calls from non-secure world in STM32U575 - TrustZone Enabled environment.I have a LED_Port which is in secure world (secure peripheral). I have implemented a toggle function in secure project - secure_nsc.c/hCMS...

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Suthan by Associate II
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  • 1 replies
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STM32U575 FreeRTOS

I have been trying to add freeRTOS to simple LED - TrustZone enabled project (default LED project). I just followed the instructions as given here: How to use STM32U5 with FreeRTOS™ in tickless mode - STMicroelectronics Community This instruction sho...

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Suthan by Associate II
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  • 2 replies
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Плавний пуск перетворювача на STM32G474

Вітаю. Створив DC-DC перетворювач на мікроконтролері G4 серії. У я кості регулятора використовую апаратний FMAC, current mode. Моє питання стосується перерегулювання рівня вихідної напруги при старті перетворювача. На борту маю апаратну кнопку вимкне...

Resolved! Timer synchronisation

I am using a STM32G4 MCU and STM32CubeIDE. I want to synchronise two timers (TIM3 and TIM15) that are generating PWM signals so that they both start at the same time. TIM3 is set to 250 kHz and the PWM is modulated via DMA on channel 1.  The modulate...

Repwoc by Associate III
  • 184 Views
  • 21 replies
  • 1 kudos

External Loader Problem STM32H743ZGT

Hello everyone,I'm writing this to provide support for my External Loader project for TouchGFX , which I've been working on for a long time.The External Loader file works good with STM32CubeProgrammer. (Write-Erase-Read operations are possible)  LOG ...

celo01 by Associate II
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  • 3 replies
  • 0 kudos

Resolved! STM32H745I-DISCO UART communication problem

Hello everyone, First of all I am kinda new in ARM (I never use), I am working on the STM32H745I-DISCO board (using the CM7 core) and I am facing a persistent issue with UART . No matter what I try, the RX Interrupt never triggers, and the code never...

EnesUNLU by Associate
  • 242 Views
  • 17 replies
  • 5 kudos

STM32L475RCT6 Flash Erase Error

I'll explain Flash Erase Error to the stm32l475rct6 MCU that I'm currently using. Page : 127, Address : 0x0803F800, Bank : FLASH_BANK_1 is defined, and if you try to modify the value after first saving the value in the Flash area, the values already ...