STM32 MCUs Products

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Forum Posts

Possibly bricked discovery f746ng board?

Posted on May 30, 2018 at 14:51I was testing the functionality of the board under os x. This involved the use of st-flash . It seems that the stlink part itself is still working but I can't communicate with the processor. Using usb mass to upload an...

fab cnq by Associate II
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from stm32f4 to stm32l4

Posted on March 27, 2017 at 23:36Hello! I have a working spi driver code(a wrapper for SPI HAL driver) for STM32F407 and tried using the same spi driver for STM32L476 but it is not working. I tried slowing down the clock for spi interface and differ...

sensortile

Posted on May 30, 2018 at 20:41I have a sensortile eval kit (STEVAL-STLKT0lV1) and the app examples.  The kit uses STM32L476JG MCU.   One of the examples is DataLog that uses SPI3 to read and write to an sd card.   I tried to use SPI3 to control an ...

jin lu by Associate II
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Mistake in datasheet? (Schottky diode BAR42)

Posted on March 12, 2018 at 08:20Hi everyone,if You open AN926 Application note (pls see attached),You will see a marking format for SOT package:ZZZ W Should not the year be marked? is not there a mistake in document?I have a parts (pls see photo) f...

0690X00000604Q8QAI.jpg

How can I manage freertos timer

Posted on May 30, 2018 at 16:59Hello friends ,I am new with FreeRtos and I am trying to manage a software timer but I couldnt start it.Do you have any simple example How to do it

Zek_De by Senior
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FDCAN on NUCLEO-H743ZI

Posted on October 16, 2017 at 15:31I succeeded in transmitting CAN messages from my new Nucleo-H743 board (after adding the needed transceivers), but there are oddities.I made a project with CubeMX, not using for the moment any FD feature, setting t...

Broken board?

Posted on May 30, 2018 at 16:37I have a problem with my f429I-DISCO board. When I plug it into USB, it doesn't power up and the MCU gets very hot in a few seconds. But if I remove JP3, the board powers up normally, doesn't get hot, but when I try to...

cpu utilities

Posted on May 30, 2018 at 05:39Anyone ever use the CPU utilities in the Utilities section of the repository?I cannot find much in the way of documentation nor is there much in a search?

F3 Discovery: what is slow red flash on LD2

Posted on February 04, 2015 at 10:01Whenever my F3 Discovery board is powered by 5V (no USB) I get a slow red flash on LD2.  I can't find any info on what this means.  Maybe it just means there's power but no USB? Thanks for your help, Colin