STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

How do I cascade the output of TIM1 into HRTIM count?

I need to use the HRTIM for it's 10 phase synced outputs, but at a lower speed than what pre-scale and period can cover.I have TIM1 producing the base waveform I want, and now I need HRTIM counts to be based on that, instead of the CPU clock. I found...

Aqwer.1 by Associate II
  • 751 Views
  • 3 replies
  • 0 kudos

STM32F7 QSPI wrong read data

Hello!I am going to use stm32f722vc MCU and QSPI in my design. Before designing PCB I research QSPI on available hardware: board with stm32f722vc MCU installed and all GPIOs available on headers. I am trying to execute indirect read mode to fetch GPI...

0693W000004KMtsQAG.jpg
EvgenS Po by Associate II
  • 1530 Views
  • 3 replies
  • 0 kudos

Generation of an event at 40 Mhz

Hello, I would like to generate an event at 40 Mhz or every 25 ns. I have an algorithm that generates a very particular square wave shape. That's why I can't use PWM or DMA transfer. I use a STM32F769. Thank you for your answers.

sauge.1 by Associate
  • 771 Views
  • 5 replies
  • 0 kudos

RAM Interrupt

Hello.I hope u are good. My question is:Is there a way to get an interrupt when data is changed that in Backup RAM?

BAUDERATE problem by USART generated code in STM32

Hello,I have defined the system as The APB1 CLK is defined by 45MHz as shown bellow.The Usart2 periphery is on the APB1 bus. By the full code attached bellow the USART2 and gpio settings are as following by the printscreen from the reference manual.h...

0693W000008GVheQAG.jpg 0693W000008GVfxQAG.jpg 0693W000008GVbvQAG.jpg 0693W000008GVezQAG.jpg
Nbkjh.1 by Associate II
  • 690 Views
  • 4 replies
  • 0 kudos

Resolved! STM32 Flash Loader Demo GUI support for STM32G0 devices

Hi,We're begining a port to STM32G0 line and I understand these have a built in bootloader.I am able to enter and activate the bootloader using the Flash Loader Demo GUI.However when I come to the step of selecting the MCU it appears STM32G0 is not s...

PRami.1 by Associate II
  • 1366 Views
  • 3 replies
  • 0 kudos

i did purchased a demo board stm32h750b-dk Demo Board, and i use USART1 ,Tx -PB6, Rx- PB7. it works well. no issue at all. but i need use USART2, Tx-PD5, Rx -PD6 . it no function at all. all setting - baud rate and other same setting.No idea what wrong.

i did purchased a demo board stm32h750b-dk Demo Board, and i use USART1 ,Tx -PB6, Rx- PB7. it works well. no issue at all. but i need use USART2, Tx-PD5, Rx -PD6(expand CN2 STMod+ connector) . it no function at all. all setting - baud rate and other ...

KLau.1 by Associate II
  • 229 Views
  • 0 replies
  • 0 kudos