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

Resolved! OSPI as QSPI on L5 with W25Q256

I have a custom designed PCB board where I have used STM32L56 and W25Q256 along with other components. First, I was using SPI for interfacing but it was taking so much time when writing/reading MBs file. So I have to opt for QSPI now. L5 doesn't have...

NajeebUllahKhan_0-1745293350492.png NajeebUllahKhan_1-1745293359047.png

Resolved! STM32H723 GPIO Lock set after reset

I have a Nucleo-H723ZG board.  The GPIO lock bits are set at reset so I cannot set up the ports.  See Attached screenshot.  I can run code just fine and the original demo code did toggle the LEDs. Am I missing something here? 

Niramas by Associate III
  • 960 Views
  • 12 replies
  • 3 kudos

Resolved! STM32H503 UART BOOTLOADER TROUBLE

Hello everyone, I have a problem with the bootloader of the stm32h503 microcontroller. I can't get a response from the stm32 via any of the UART interfaces. I tried different baud rates (9600,57600,115200) but I don't get an ACK from the STM32H503 in...

bootloader_h503.png
Mike1992 by Associate III
  • 721 Views
  • 6 replies
  • 4 kudos

Resolved! hard fault during flash programing

hi. i am trying to save a data into stm32h7b0vbt6 flash memory. so i have used HAL_FLASHEx_Erase to erase one of the sectors and HAL_FLASH_Program to program it. it works and flash will be programed.but when debuging, code gets stuck to while of the ...

Screenshot 2025-04-27 221957.png Screenshot 2025-04-27 222042.png Screenshot 2025-04-27 222127.png Screenshot 2025-04-27 222210.png

STM32F103 BLUEPILL IS NOT DETECTING

Dear STM32 Bluepill Community,I recently acquired an STM32 Bluepill development board and have been attempting to establish a communication link with my computer via the USB interface. Unfortunately, my computer is not recognizing the COM port associ...

Resolved! Error in initializing ST-LINK device in all boards

i have been using stlink v2 for a while now, but today it wouldn't connect with any of my stm32 boards the error mesage that apears is STMicroelectronics ST-LINK GDB server. Version 7.9.0Copyright (c) 2024, STMicroelectronics. All rights reserved. St...

Resolved! UNIQUE ID

HiIs the UNIQUE ID of the STM32H562RIT6 microcontroller, which consists of 96 bits, entirely variable, or does it include fixed bits as well? Which bits are fixed?