STM32 MCUs Embedded software

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

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Resolved! FreeRTOS Tickless mode

Hi all,I ran into an issue regarding FreeRTOS tickless idle mode. I wanted to share my findings and solution in case others encounter the same problem and also to ask if that's intended structure (so I am missing something) or if its not generated pr...

Martí by Associate II
  • 373 Views
  • 2 replies
  • 3 kudos

Resolved! How a GPIO pin binds to a PWM channel

Hi Sir,I tried to refer to the PWM example:~\stm32cubeh7-v1-12-0\STM32Cube_FW_H7_V1.12.0\Projects\STM32H743I-EVAL\Examples\TIM\TIM_PWMOutput I see the four GPIO pins are initialized: And I see the four PWM channels are setup: But I can't find the cod...

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Jimmy_Ma by Associate II
  • 274 Views
  • 3 replies
  • 4 kudos

STM32H7 MDMA for UART DMA

Hello,I would like to transfer 3 linked list blocks over UART DMA. When I started HAL_MDMA_START_IT, it transmits only 16 bytes. How can I send big files back to back? Configurations are as follows:MCU : STM32H7 seriesFirmware : Last release 

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Possible shortcoming in HAL SD library

Been trying to get an test application working on a STM32F469NIH Discovery board.Should be fairly simple - Write a file to the SD Card, with FatFS, the read back:Try as I might, I couldn't get things working.After a bit of debugging, I think the issu...

MClar.3 by Associate II
  • 2279 Views
  • 6 replies
  • 1 kudos

Resolved! STM32H573I-DK HTTP Client

Hello ST Community - I am seeking to migrate a functioning HTTP Client application from a SAMD51 MCU to STM32 silicon, I have an STM32H573I-DK on hand, objectives: HTTP Client Ethernet (wired) connectivity using a static IP addressStoring retrieved J...

STM32C091CCU6想使用uart更新mcu

譬如說我使用一個按鍵,按下去之後執行函式"jump_to_sys_memory_bootloader",再搭配STM32CubeProgrammer,使用uart來更新我的MCU,但是一直無法連接成功,以下是我的函式請問哪邊有遺漏嗎?static void jump_to_sys_memory_bootloader(void){uint32_t i;void (*SysMemBootJump)(void);__IO uint32_t sys_memory_address = SYSMEM_BOO...

STM32C0 USBX CDC send data un-stoppable

Hello, I am using STM32C071 in my project, the main work is to receive data from PC, then do some controls, then send data to PC.However, during the send data to PC step, sometimes the data will be sent continuously, it doesn't meet my requirements, ...

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