STM32 MCUs Embedded software

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USB Composite Device Bug

 I have setup a Nucleo-F103RB as a USB composite device by (CDC + HID) by modifying a STM32CubeMX CDC project. The device enumerates correctly and everything works initially, however I am encountering a strange bug where if I open a COM port to read ...

Apisit-K by Associate
  • 224 Views
  • 2 replies
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zephyr stm32u073 usb

Hello,I am trying to get the USB HID working on STM32U073 with ZephyrOS.I took the sample code from https://github.com/zephyrproject-rtos/zephyr/tree/v4.2.0/samples/subsys/usb/hid-mouseAnd tried both the NEXT and legacy USB stack. However, when I boo...

pokitoz by Associate II
  • 111 Views
  • 1 replies
  • 1 kudos

USB Composite Design (CDC+HID Keyboard)

Dear STM32 Advisor,   I'll design a system based on Nucleo 64 H533RE. The system will act as USB CDC and USB HID Keyboard at the same time. The idea is when the CDC receive a character, here for example "F" then the Nucleo H533RE will output a high g...

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STM32H7 USBX Device and mount/eject SD card

Hi ST community// --- EDIT --- Missed preview and made some corrections / clarificationsI'm looking for a way to mount a SD card using the Azure RTOS UsbX MSC class, while the MCU is running. The code is mostly based on the ST examples, e.g.:https://...

DZimm.9 by Associate II
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  • 0 replies
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Resolved! STM32H75x LwIP Flash Size Way Too Large

Hello, I am working to implement LwIP onto my MCU (STM32H750VBT6TR) with the PHY (DP83825IRMQR). I got everything set up and was able to do a ping test and create a basic UDP client to send and receive packets (see this thread). This works well on my...

CMHenway_0-1760033273251.png CMHenway_1-1760033297361.png
CMHenway by Associate II
  • 116 Views
  • 6 replies
  • 3 kudos

Resolved! How to use fx_media_format and fx_media_open ?

Hello,I am trying to set up FileX with USBX, but my computer recognizes a disk drive but does not see any volume.Can you help me determine whether I am using the fx_media_format and fx_media_open functions correctly, given that they do not return any...

RemiNao by Associate II
  • 97 Views
  • 1 replies
  • 1 kudos