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! USB CDC receving more than one char

Hello,I wonder, is it possible to receive more than one char (1 byte) at the time? For now I can only receive one in one message, i can't find the solution to receive more. Here is my code:/**usbd_cdc_if.c**/ static int8_t CDC_Receive_FS(uint8_t* Buf...

bmak by Senior
  • 2019 Views
  • 12 replies
  • 0 kudos

Resolved! Unable to send any message

Dear members,I'm working on an adapter project using the USB PD library to connect a NUCLEO-DRP1M1 and a SINK1M1 to an STM32G0C1-EV. The connection is a wire.I have already ported from the manual and the sample program, and implemented USBPD_DPM_Time...

YKubo.1 by Associate
  • 1048 Views
  • 1 replies
  • 0 kudos

Resolved! Source to READ/WRITE txt files from usb

Hello community!In the project I'm working on, after the UART communication, I need to configure the USB to be able to read a txt file, creat or write another txt file and to update the frimware. I'm asking you if there is any source that shows how t...

OBorr.1 by Associate II
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  • 3 replies
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Resolved! Nucleo-F303RE USB HID Not working

I'm prototyping a project, and im struggling to get USB HID working on the Nucleo F303RE board. I've connected an external micro-usb breakout board to the nucleo via the PA12 & PA11 pins as configured in the CubeIDE. However running the most basic us...

STM32H7 Reading DMA Context Descriptor

Hello There!I have some questions regarding the STM32h747 and DMA Descriptors.Our ultimate goal is to read the Timestamps captured by the MAC. In the Reference Manual (page 2995) it says that the timestamp will be returned in the RDES0/1 fields of th...

TSieg.1 by Associate
  • 777 Views
  • 0 replies
  • 0 kudos

Resolved! How can I communicate with my HOST MCU via USB with a Device MCU, if the device only uses an FTDI chip?

My Partner has an hardware, which only communicate over USB (FTDI) with other hardware platforms. At the moment there is no possibilty to change the hardware.Unfortunately I have to write the USB Host with my STM32H7A3ZI. My first steps was to use th...

RRuoc.1 by Associate II
  • 1927 Views
  • 5 replies
  • 0 kudos

Resolved! Bug in CubeMX with STM32H747 DualCore and AzureRTOS

Hello, maybe I found a bug in CubeMX.Actually it is not possible for me to generate Code for the DualCore derivates to get AzureRTOS active on BOTH cores.After activating a new project with AzureRTOS selected for both cores, all of the port-*.c and *...

AZorn.1 by Associate III
  • 1524 Views
  • 8 replies
  • 0 kudos