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! Question about the STM32 HAL SPI driver

I am using the Analog Devices EVAL-ADE9430 Evaluation board for testing one of their devices. The Evaluation board uses the NUCLEO-144 STM32F413ZH processor. I am using the Keil uVision development setup to run and debug code.  I am specifically conc...

mike_m by Associate
  • 146 Views
  • 2 replies
  • 2 kudos

STM32H5 UART DMA Error Recovery

Hello, I am working on a project using DMA and UART HD to communicate between multiple MCUs.  I have an issue where when one MCU starts up, it momentarily interrupts the UART HD bus and sometimes causes a UART and/or DMA error.Since I am using the ST...

DPade.1 by Associate III
  • 3455 Views
  • 7 replies
  • 0 kudos

Resolved! Unimplemented USBX storage SCSI causes stall

Good day,We are using a composite USBX device class combining CDC and MSC over USB Full Speed, built on X_CUBE_AZRTOS-H7 version 3.3.0 (USBX 6.4). During testing we discovered that a certain Windows PC sends a MODE SELECT(10) command (opcode 0x55) an...

Application_Middlewares_ST_usbx_common_usbx_device_classes_src_u.png
DZimm.9 by Associate III
  • 740 Views
  • 12 replies
  • 6 kudos

USBPD Library Never sends PS_RDY

Hello,I've been adapting the DRP1M1 USB-PD DRP reference design for use on a custom STM32U5A9 Board, and have run into an issue where it seems like ST's compiled USBPD library just stalls during negotiation as a SRC device.Hardware: STM32U5A9, custom...

JoeMck by Associate II
  • 148 Views
  • 6 replies
  • 0 kudos