STM32 MCUs Products

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Forum Posts

HCD_HandleTypeDef has 15 channels

Posted on June 28, 2018 at 19:09On STM32F7, the HS interface has 16 host channels.But in the HAL, the HCD_HCTypeDef structure has only 15 HCD_HCTypeDef items.Is this normal ?Is this a bug ?Is there an hidden reason ?(I have an application which can ...

STM32CubeMx autogeneration bug with C++

Posted on May 07, 2018 at 17:57Hello,Same as :https://community.st.com/message/172204-stm32cubemx-autogeneration-bug-with-c but with current F4 Cube Lib....Maybe you can check other devices libs too...Julien

JulienD by Senior
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USB VCP CDC pin connections

Posted on July 05, 2018 at 08:00Hi, I am trying to interface my SSTM32F446RE with the computer using USB VCP CDC interface. I have configured it using cubeMX and it is set up perfectly. Do i have to connect anything to USB_OTG_FS_DM USB_OTG_FS_DP Pi...

B-L072-ZLRWAN1 not working while on battery

Posted on June 03, 2018 at 18:46Dear STM32 Community, I have a B-L072-ZLRWAN1 that I have programmed using arduino and the libraries from https://github.com/GrumpyOldPizza/ArduinoCore-stm32l0. I use the board to connect to The Things Network and it ...

Bootload via UART STM32F769

Posted on July 05, 2018 at 12:48Hi,I made a LED-Blinking software for the STM32F769. I can flash the software into the MCU using JTAG and ST-LINK Utility.But I can’t update the MCU via UART. I have some issue!I tried 2 different settings:Case 1:BO...

An Ha by Associate II
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CAN transmit error

Posted on July 05, 2018 at 12:36 Hello I have a bus with 1 master and 3 slaves, which communicates perfectly without problems. At the moment we activate the power part of the system, noise starts to be generated and suddenly one of them st...

Help with USB CDC

Posted on July 05, 2018 at 11:12I have interfaced an STM32F446RE in USB-CDC mode. I have made it device only, I set the middleware to CDC, and I set the clock appropriately too. I also added the change to CDC_Transmit_FS function. When I try to use ...