STM32 MCUs Products

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STM32F103C8T6 PWM based on external clock

Hey guys, I need your help:I want to use the STM32F103C8T6 board.The microcontroller will receive an external 8 MHz clock (from a source other than the system clock).I want the microcontroller to count to 8, and for 2 of those counts, one of the outp...

htrvvrth by Associate
  • 743 Views
  • 3 replies
  • 2 kudos

Some questions about the STM32H7S78-DK XIP Template

Sorry for my 3rd XIP post on this board, but the more I learn about this process, the more questions I have. Going through the XIP template code, I think I have a decent understanding of what it does. 1. Set up the XSPI Peripherals, one NOR Flash and...

halfordC by Associate II
  • 506 Views
  • 2 replies
  • 0 kudos

Resolved! Stm32F446 RM error?

I noticed, that in the RM for the stm32f446 (v6, 2021) the description for the number of slots in the SAI peripheral (NBSLOT) seems wrong?I am not quite sure, but the behavior on my device suggests that the bitfield represents the number of slots -1....

Smuffin_0-1729333568025.png
Smuffin by Associate II
  • 768 Views
  • 4 replies
  • 2 kudos

No device found on target (SWD connection)

Hi Community,Prelude: I soldered my first PCB, added STM32H743ZIT6, decoupling capacitors, BOOT0 switch, NRST with resistor to ground, 5V->3.3V LDO, powered up by USB and 4-pins SWD for debug (PA13/DEBUG_JTMS-SWDIO and PA14/DEBUG_JTCK-SWCLK pins). Ch...

Ajaho by Associate III
  • 1578 Views
  • 8 replies
  • 2 kudos

RESOLVED: Changing TIM PWM pulse width on the fly

Posted on October 14, 2016 at 01:13Hello, I am using STM32F4 Discovery board (with STM32F407VGTx) with the latest HAL libraries. I am interested in varying PWM pulse width (duty ratio) in a while loop. Looking at MX_TIM3_Init function (also attached...

selmesal by Associate II
  • 3345 Views
  • 2 replies
  • 1 kudos

Getting continuous interrupts on USART

Hello Folks,I am working on STM32F1 series controller where we receive data on usart and perform actions accordingly. Few days back ,my system was getting rebooted due to watch dog timer. After debugging the issue,it was found that when i receive som...

bipin_g by Associate
  • 690 Views
  • 3 replies
  • 1 kudos