STM32 MCUs Embedded software

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

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Forum Posts

USB Virtual Com Port example

Posted on January 28, 2014 at 15:02Hello, USB Virtual Com Port example doesn't work on device modeI have a uC card wtih stm32f107 which works host and  FS mode, reads Flash disc.. Now I am trying eval vcp example, I made necessary changes but it doe...

arge by Associate III
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  • 10 replies
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Ethernet PHY Micrel 802RNLI Problem

Posted on October 17, 2016 at 20:20 Hello Guys, I have got a problem with the configuration of the ethernet PHY which I use. The problem occurs when i connect my PC and my custom board(which uses a STM32F107VCT). Under network settings I...

How do you read from USB CDC Mass Storage

Posted on October 15, 2016 at 00:45I have  STM32L476G-DISCO that came pre-loaded with some demo firmware including a Mass Storage device that works when you plug it into a computer like a flash drive.  How does one go about a reading in a file from ...

Sam F by Associate II
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bug: Tears in my eyes!

Posted on October 17, 2016 at 09:44Dear STM32Cube-Developers,Please have a look at the following. It makes me upset and brings tears in my eyes.Don't you get it managed to simply check error flags in a status register?Please look at this:  * @file  ...

STM32L476G-EVAL Bootloader UART/CAN issues

Posted on July 22, 2016 at 12:07Hello together,I just want to find out how to use the basic bootloader operations on an STM32L476G-EVAL board. I read all the application notes (AN2606, AN3154, AN2557, AN3156) and the manuals for the board and the MC...

STM32 USB Full Speed Device Library

Posted on March 28, 2013 at 14:43It seems STM finally succeeded in their quest to make information about MCUs unsearchable. I can find a manuah for STM32 FS-Device development kit, but can anyone point me to the library itself (I need it with exampl...

eltar by Associate III
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  • 11 replies
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bug: STM32Cube, flash operation

Posted on October 10, 2016 at 16:05Dear all,using the flash and option byte functions from STM32CubeF4 (MCU: STM32F469) I am concerned about its implementation.Does anyone from ST may check the following code:1)stm32f4xx_hal_flash.c: line 592 - 598,...

STM32F7 Discovery - lwIP problem

Posted on October 11, 2016 at 15:19 I am using the STM32F7 discovery as a HTTP server with lwip and FreeRTOS. It is able to receive and respond to the HTTP requests without any issue until it attempts to respond to the 19th request where it take...