STM32 MCUs Embedded software

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

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How to send UDP Data over USB

Hey guys,I am using a STM32F401RE nucleo board that does not have an ethernet port. However, I would like to send UDP Frames over the USB/serial port. Since I am new to this and there are no examples how to do it, I really appreciate your help. Has a...

JCorn.2 by Associate II
  • 2278 Views
  • 6 replies
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STM32F207(NUCLEO-F207ZG)-USB

hi,i programmed to interface USB from micro controller to PC, in PC using terminal software i try monitor the transmitted data, i tried with many terminal software(putty, hyperterminal, docklight, realterm) but i could not receive the data,but can re...

Cvadi.1 by Associate II
  • 1454 Views
  • 2 replies
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Transmitting DATA using USB in STM32H743

Hi,I am having some problem transmitting data over USB.i'm transmitting '|' and '.' continuously but i'm missing some data when i receive data .i'm getting like "||.|.|.|..||||.|.|"I generated code using CubeMX. Even in reference manual there is no c...

VPras by Associate II
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  • 1 replies
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osTimer Callback Context and Priority

I'm using STM32L152RET with FreeRTOS (cmsis wrapper) for my product. I'm struggling to understand the priority and context of the freertos "timer interrupt". We use a cmsis wrapper (code generated from CubeMX) and the freertos based timer task is ref...

STM32F767 Execution time is more compared with STM32F429

Tried creating OS task 100 times in Example codes with FreeRTOS taken from STM32CubeMX for both F429 and F767 and found the observations as below.F429 - 6 TicksF767 - 16 TicksDifference - 10 TicksWhat is the reason for the delay and Is there any othe...

RBG by Associate II
  • 1495 Views
  • 14 replies
  • 0 kudos

usb host cdc enumeration problems

Hello,i need to create a simple communication between a stm32f103 usb device and a stm32f407 usb host. I configured a simple program for led blink of stm32f103 and it works correctly. Practically i connect the usb device to my laptop with "PuTTY", i ...

MMang.17 by Associate
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  • 1 replies
  • 0 kudos

STM32F4 DFU / Crystal Initial Startup Issue

Hello. First of all I should start by saying I'm new to embedded development and have a lot to learn. We're using an STMF413 and I'm unable to get the device to register in DFU mode on a Windows PC. I've used DFU to flash other STMF413's before with ...

AlexA by Associate
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  • 0 replies
  • 0 kudos