STM32 MCUs Boards and hardware tools

Ask questions and find answers on STM32 hardware set-ups, including schematic-related challenges, debugging probes, power configurations, and more.

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Resolved! External Powering of Nucleo Boards

Hello, I am not experience enough in electronics to know if this is a dumb question but I'd like to know what the max current of the NUCLEO boards means. Is it the maximum current draw or the limit that is input from the output source? I'm wanting to...

STM32L496ZGT6P doesn't power on

I assembled 2 boards (my design) with STM32L496ZGT6P.I loaded the firmware..OK The first board works fine The second board sometimes doesn't power on. I checked the voltage (VDD).... is correct, but the microprocessor doesn't power on. It's a *** pro...

Option Bytes programming not working

Hello,I am using v2.2.0 over a ST-Link/V3 (FW version: V3J3M2B3S1).I connect to a STM32L471RGT6 MCU.Then I want to change the User Configuration OptionByte IWDG_STOP from 1 to 0.I get: Error: Option Byte Programming failed.Is this a bug or am I doing...

c_dev05 by Associate III
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Resolved! Reading and writing to FLASH - H7A3ZI?

Hi Folks,Is there a simple description on how to read and write to flash using HAL for the STM32H7A3 chip somewhere?I'm looking at the example in the STM32Cube_FW_H7_V1.11.1 FLASH_erase_program.My application needs to store ten 8-bit values so I'm no...