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! How to make printf working with semihosting?

After setting up the environment regarding the description (st.com/resource/en/application_note/dm00354244-stm32-microcontroller-debug-toolbox-stmicroelectronics.pdf) it is still not working. Build is OK.Download OK.OCD starts.The getchar() function ...

TVegh.1 by Associate
  • 1855 Views
  • 2 replies
  • 0 kudos

Debug the code using UART(USB-TTL)

I am using STM32F103(Bluepill). Since I am not able to load program to the controller through ST-LINK V2 programmer, so not able debug the code.  I am loading the program through UART(USB-TTL)I want to know if there is a way to debug the code using U...

Ax111_ by Associate II
  • 3451 Views
  • 3 replies
  • 0 kudos

STM32H753 eval board NOR flash address lines shorted

I'm using STM32H753 eval board and trying to implement memory tests like data, address pins short, memory cell corrupted etc. on this eval baord there is MT28EW128ABA1LPC-0SIT.for testing address pins short detection I've shorted A4 and A5 pins but H...

AShel.1 by Associate III
  • 685 Views
  • 0 replies
  • 0 kudos

Unreliable can wth STM32F0 and HAL, perfectly reliable with mbed

I'm having trouble reliably sending CAN messages using the HAL functions (STM32CubeIde) in the way I found in some examples. In those, a message is sent by calling HAL_CAN_AddTxMessage(), but for me that causes nothing to be sent unless I manually cl...

Jopj by Associate II
  • 1103 Views
  • 3 replies
  • 0 kudos

Resolved! STM32 system boot USART

Hello.There is a board with 2 stm32 MCU, one of them is stm32l452. I need to upload a firmware to stm32l452 using system boot. When it starts in system boot mode, second MCU sends 0x7F waiting acknowlenge byte (0x79) but there isn't a responce. After...

DHunt.2 by Associate II
  • 734 Views
  • 2 replies
  • 0 kudos