STM32 MCUs products

Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Recommended course of action for Unused pin of STM32 MCU

Dear ST Community membersI am currently designing a PCB and utilizing the STM32G473VET6 MCU. I have noticed that there are several unused pins. Should I leave these pins unconnected or is there a recommended course of action for dealing with them?tha...

Neeraj by Associate
  • 15 replies
  • 3 kudos


Hi all,I am trying to configure burst dma on my board (stm32g474). I have successfully configure the dma for single register, however, when I want to configure dma for more than one register, I failed to do that as it only allow me to fill one addres...

OFN by Associate II
  • 2 replies
  • 0 kudos

Getting stuck at memory address 0x1fff'5064 on boot.

I have a couple dozen of custom boards with STM32G4s on them. These boards are all 'identical' and the software being loaded on them is the same. BOOT0 pin is currently floating so on my initial load I held it to ground and changed the option bytes v...

JVoge.2 by Associate II
  • 6 replies
  • 1 kudos

Resolved! Specify option bits in source code file

I am about to release firmware to production and would like to include the proper options bits in the firmware so that production can simply program the .elf file at the same time as updating the option bits.  I realize that there are several option ...

ADC and TIMer callbacks

Hi Can anyone help me understand the difference betweena) writing control loop and obtaining ADC values in HAL_ADC_ConvCpltCallback with ADC ISRsinstead ofb) writing control loop and obtaining ADC values in HAL_TIM_PeriodElapsedCallback using TIMER I...

VidhiPa by Associate II
  • 6 replies
  • 0 kudos

Resolved! STM32G474RET6: Always boot from bank1 and to jump bank2

HelloIn STM32G474RET6 I want to have 2 banks. Bank 1 for golden (boot image) and Bank 2 for an application image.As I want to have a robust solution I always want to boot from Bank 1 (address: 0x8000000), to check if valid firmware exist in Bank 2 (a...

AlexHalf by Associate II
  • 5 replies
  • 0 kudos

Resolved! STM32G431KB Nucleo 32 - USART1 RX help

I'm trying to use USART1 for Async however I cannot send data to the board. I'm using an FTDI USB-UART converter cable to test, the Nucleo is sending correct data my PC data no problem.I can prove my code and terminal program on the PC works 2 way wi...

LiamRDS by Associate
  • 4 replies
  • 1 kudos