FAQs

STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Sign In to Post

USB HID Device Library or Example code

Posted on December 06, 2016 at 04:13I want to create the USB HID device function but I don't have any library or example code.Where to download the relation data for me reference?PS:I use a STM32F427 MCU.

pohua by • Associate II
  • 1224 Views
  • 3 replies
  • 0 kudos

How is pmaadress calculated in HAL_PCDEx_PMAConfig?

Posted on November 25, 2016 at 10:03 Generating USB CDC example in STM32CubeMX for STM32F103 it creates the following code inside USBD_LL_Init(): HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x00 , PCD_SNG_BUF, 0x18); HAL_...

dani by • Associate
  • 1812 Views
  • 2 replies
  • 0 kudos

Problem with Mounting and IDEs for STM32F429ZIT6

Posted on December 09, 2016 at 12:57Hi all,I am new to microcontroller programming, and i recently started working on STM32F429ZIT6 MCU.I could able to program the Discovery board with sample programs(Blinking LEDs) with Kiel IDE, though i am facing...

implementing swd with spi on stm32f3

Posted on November 29, 2016 at 03:44I have a working bit-banged implementation of swd, now I want to use the spi device.  The protocol is a bit odd in requiring some short input sequences.  Essentially, I'm using the spi device for everything that's...

Geoffrey1 by • Associate III
  • 1433 Views
  • 4 replies
  • 0 kudos

STM32F070 USB CDC Example

Posted on October 07, 2016 at 13:13Hello, I am using STM32F070 microcontroller and current implementing USB CDC, I was searching a basic example of USB CDC on STM32F0, but not able to find any appropriate one, any help in this regard would be highl...

USB circuit

Posted on December 10, 2016 at 13:32Hello, I'm trying to use the usb peripheral embedded in stm32f407vgt6 as device. I connected D+(from host) to D+(of my MC) through 22Ohm resistor and D-(from host) to D-(of my MC) through 22Ohm resistor also Vbus(...

DFSDM conversion resolution problem

Posted on December 08, 2016 at 22:32Hi,I am trying to build something and currently doing some evaluation and development with 32L476GDISCOVERY Discovery Kit with STM32L476VG microcontroller.What I am trying to achieve at the moment is output of int...

stm32f3/4 maximum gpio read write operation

Posted on November 09, 2016 at 18:55HelloAs i inspected through assembly instructions, it is possible to read 16 bits gpio port with 2 cpu cycles and write with 4 cpu cycles, beside of electrical considerations, is it possible to achieve reading and...

DMA on SPI

Posted on November 11, 2016 at 14:20Hello,I have one question. I have two CPUs (STM32F407 + STM32F103) and I need to ''share'' (or better say ''synchronize'') 64 bytes between these CPUs every 100us. So every 100us the CPU must send 64 bytes to anot...

Bad SPI clock duration in stm32f746

Posted on November 11, 2016 at 18:08Hello. I have got stm32f746 and I make project with cubeMX. I  want to use SPI4, SPI5, SPI6 as fullduplex master with 50Mb/s baudrate. Then I try to HAL_SPI_Transmit(&hspi4, pData, 1, 30000); in while(1) cycle. ...

ldpr by • Associate
  • 692 Views
  • 2 replies
  • 0 kudos
Top