STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32F04 USB

Hi everyone!I am building a portable device wich has a batery, obviusly, and the MCU is the STM32F042. I need to use an USB to program it and charge the batery. Anyone can provide me with any schematic that I can use for the USB conections?Thank you.

Resolved! FDCAN2 doesn't seem to work with STM32G474e-EVAL board

I'm having problems getting my software to work with FDCAN2 on the STM32G474e-EVAL board. It works with FDCAN1, but w/ FDCAN2, messages accumulate in the Tx buffer until I get buffer fill errors.I built the FDCAN_Com_IT example from the latest STM32G...

ESchn.1 by Associate II
  • 2737 Views
  • 11 replies
  • 1 kudos

Resolved! SRAM2 erased on backup domain reset

Hi @all,we have an application, where we use the LSE. In due to weaknesses of the part we use, the LSE can fail sometimes.If I then use the __HAL_RCC_BACKUPRESET_FORCE() and __HAL_RCC_BACKUPRESET_RELEASE() to reset the LSE and LSI system, also the SR...

PScal by Associate III
  • 7896 Views
  • 10 replies
  • 7 kudos

Using USB-DFU bootloader mode

Is it necessary to enable and define the USB-port in CubeMX in order to be able to use the USB-DFU bootloader mode? And if so, what should the settings be for the STM32F415?

RHarte by Associate II
  • 485 Views
  • 0 replies
  • 0 kudos

stm32f407 protection level 2

Hello. I have set protection level 2 in stm32f407. Now I need to change the project a little bit, but st-link/v2 can't connect to the target. How will I able to reset level 2 and do 'mass erase' that chip?Thanks.

BIgor by Associate
  • 538 Views
  • 1 replies
  • 0 kudos

Problem calibrating MSI clock using LSE

Hello, I've been trying to calibrate the system clock of a Nucleo-64 board (STM32l152) using approach proposed in AN3300 to compensate the temperature error. The proposed solution works fine with HSI clock running at 32MHz. At room temperature the op...

VMoro.3 by Associate
  • 1404 Views
  • 2 replies
  • 0 kudos

Bluepill to STM32F446 with CAN Bus

Hi. I have developed a CAN based protocol to a Bluepill and now I need to test that on the Nucleo board as well. I have been trying this for a while now and for some reason CAN messages are generated from the Nucleo board. The code was working fine w...

Resolved! STM32L4+ and W25Q QSPI weird problem

Hi guys,Currently i am trying to get QSPI W25Q512 working correctly with STM32L4R9 but weird thing happened.I am able to write data to the memory but if i start with address 0u i get data somehow shifted by 1u. For example the array of test data star...

Eiffel by Associate III
  • 1907 Views
  • 3 replies
  • 0 kudos