STM32 MCUs Products

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Forum Posts

TIM 1 Advanved timer sometimes goes high

Hey!I will explain my setup and then paste the code. I have three different timers (TIM1, TIM2, TIM3) sending out PWMs to different parts of my board. All timers are set up the same way; the only difference is that TIM1 is an advanced timer.What I do...

morris by Associate II
  • 242 Views
  • 6 replies
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Resolved! STM32U5 SPI3 (SmartRUN domain) + GPDMA

On a stm32u5, the SPI3 is in the SmartRun domain, which is designed to work down to STOP2 in autonomous peripheral mode with LPDMA. I'm now wondering if it is also possible to use SPI3 in autonomous mode with GPDMA but only to STOP1? Or do I need to ...

bearsh by Associate II
  • 142 Views
  • 2 replies
  • 0 kudos

Resolved! Enumeration_USB_VBUS

Hello,let say that STM32H753 mCU has connected VBUS (via resistor divider to be sure that voltage on VBUS detection pin (PA9) would never exceed AMR), D-, D+ and GND lines with PC, before mCU core is supplied. At the moment when mCU core is then conn...

D3jan by Associate II
  • 174 Views
  • 4 replies
  • 0 kudos