STM32 MCUs Embedded software

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STM32H723 USB Example

I was trying to use the usb cdc acm example from STM32CubeMx for a Nucleo-H723ZG board. When i run the example, the device doesn't get detected at by my computer. 

jasd33p by Associate II
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  • 7 replies
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How to Reset an UART after an error

Hi,Recently, we desighed a test board with STM32F103RB for UART communication with a wireless chip, and we found that the HAL_UART_ErrorCallback is triggered occasionally (the periods of errors vary betweent tens of minutes to hundreds of minutes), t...

Chao by Senior
  • 1421 Views
  • 4 replies
  • 3 kudos

STM32U073 bug in SystemCoreClockUpdate()

I'm using STM32CubeMX 6.12.0, with the firmware package U0_V1.1.0.When generating code for a STM32U073, the file system_stm32u0xx.c is generated, which contains the implementation of the SystemCoreClockUpdate() function.This file seems to be a mere c...

SZano by Associate III
  • 382 Views
  • 2 replies
  • 3 kudos

Resolved! CMSIS DSP Library performance

I'm using the STM32F769DI and the SMT32cCube for a project which will be using the CMSIS DSP libraries in a computationally demanding application.My C code is set for fast optimisation. __FPU_USED and FPU_PRESENT are set. ARM_MATH_CM7 is defined. I c...

IWhit.2 by Associate II
  • 2857 Views
  • 7 replies
  • 2 kudos