STM32 MCUs Embedded software

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

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Get data from USB_ReadPacket function

I am using a STM32F4 on a custom board with USB configured as custom hid device.I need to know how to get the received data from the USB_ReadPacket placed inside the HAL_PCD_IRQHandler (I suppose this is the function called when the device receive da...

VCapu by Associate III
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  • 4 replies
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How can drive this USB_HRF1036 via Python?

Hello All,I bought a USB to DAQ board from a very lousy company DAQVANTech.Due to very poor support, I would like to try ST forum.The board is like the attachments.And, it uses STM32F103VCT6 as you can see on the screenshot.I very appreciate if anyon...

Resolved! Can't Ping Device After Writing to QSPI w/ RTOS

I have full IwIP functionality inside a RTOS task due to this knowledge article: How to create project for STM32H7 with Ethernet and LwIP stack workingI am able to erase, write, and read the QSPI flash using a BSP_QSPI test function inside main. Thi...

DWill.4 by Associate II
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  • 5 replies
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Resolved! STM32L422 High current consumption in STOP 2 mode

Hello, We are trying to put an STM32L422 MCU to STOP 2 mode but the pcb consumption is high (~60uA). The PCB is not to blame because when the MCU enters STANDBY mode, the current consumption is ~5uA. In order to set up the MCU to enter STOP 2 mode, w...

ZPapa.1 by Associate II
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  • 2 replies
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azure RTOS connectivity with Nucleo-h745zi-q?

I am working on a Nucleo-h745zi-q controller. I want to connect the stm32h7 board with Microsoft azure. I installed the package on stm32ide x-cube-azrtos-h7. But I did not know how I can connect to azure. What is the procedure for using this Rtos con...

Kk1 by Associate II
  • 1125 Views
  • 6 replies
  • 0 kudos

Resolved! STM32H7x USB Dual Role

Hi,I am currently working on a project that needs the support of the USB dual role functionality of STM32H75x controller. Is there any example that I can use as a base, or if there are any guidelines please direct them to me. More details,Individual ...

CDiss.1 by Associate
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  • 1 replies
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Problem with getting time and date

Hello everyone,I'm using STM32L496G-Discovery_Azure example of x_cube_azure package on my custom board and I have some problems when trying to connect to network to get network time for internal RTC. First steps of the function setRTCTimeDateFromNetw...

NCatt.1 by Associate III
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  • 0 replies
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Resolved! Is external crystal is needed for USB communication ?

Hi All,I am working on the STM32F0 series for USB based application as Mass Storage Class and completed my initial testing on the NUCLEO-F767ZI board & POC's.Further I have done & completed my custom hardware development, but I have didn't connect ex...

SSing.10 by Associate II
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  • 5 replies
  • 1 kudos

STM32F411 DFU mode strange behavior

Hello gents!I'm trying to implement jump to DFU mode from the app (bootloader), without usage of BOOT0 pin. Logic should be following: if the user button is pressed during device startup (USB cable plug in) more than 3 sec, then device should go to D...