STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Resolved! STM32H7 HAL_Delay twice as long

Hello,I'm here on H753, external clock, CPU clock configured to 400MHz. Setup code is generated by CubeMx.If I execute a HAL_Delay() takes twice the time as expected, e.g. 2ms instead 1ms. I checked via GPIO toggle with a scope.The MCO output is corr...

regjoe by Senior
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  • 5 replies
  • 2 kudos

Resolved! USBX Device MSC in Standalone mode

I'm trying to get USBX Device MSC to work in Standalone mode (without RTOS).  I loosely followed @B.Montanari 's example in https://community.st.com/t5/stm32-mcus/how-to-implement-usbx-in-standalone-mode/ta-p/614435, and also referred to a CubeMX exa...

PRuss by Associate II
  • 3056 Views
  • 6 replies
  • 3 kudos

Resolved! Bidirectional Communication Between CM4 and CM7 Not Working on STM32H747I-DISCO (FreeRTOS Stream Buffer / Core Message Buffer)

  Working on bidirectional communication between CM4 and CM7 on the STM32H747I-DISCO using FreeRTOS stream buffers (CoreMessageBuffer). One-way communication works fine (either CM4 → CM7 or CM7 → CM4), but both directions at the same time do not work...

NUCLEO-G0B1RE with SNK1M1 only DEFAULT 5V

Hi STM32 community, I have ordered those the Evalboards: NUCLEO-G0B1RE X-NUCLEO-SNK1M1 - USB Type-C Power Delivery Sink  I have followed all of your existing applications, but none of the had lead to an similar result as displayed by your application...

kuda1311 by Associate
  • 134 Views
  • 1 replies
  • 0 kudos

Resolved! USB C PD Try.SRC and Try.SNK

I can't find Try.SRC or Try.SNK features for DRP devices in ST's USB C Power Delivery Stack (USBPD Core). Did I miss something?If it is not in the stack yet. Is ST planning to integrate this feature? What timeline are we looking at?Is it easy to impl...

abtq by Associate
  • 86 Views
  • 1 replies
  • 1 kudos