STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Question on Floating Point operations

I've heard that floating point operations are very time consuming. However, I've seen that many STM32 include a floating point unit. I'm using a L432KC Nucleo. How does it exactly work? As far as I know, L432KC includes this unit which supports hardw...

xpp07 by Senior
  • 1066 Views
  • 6 replies
  • 0 kudos

I used stm32cubemx to config stm32f407, when it entry stop mode, PA0 is used to wakeup MCU from stop mode, how to config system clk. when it entry into stop mode and leave stop mode

entry into stop mode:  HAL_NVIC_EnableIRQ(EXTI0_IRQn);  HAL_PWR_DisableWakeUpPin(PWR_WAKEUP_PIN1); __HAL_PWR_CLEAR_FLAG(PWR_FLAG_WU);  HAL_PWR_EnableWakeUpPin(PWR_WAKEUP_PIN1);  __enable_irq(); HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_ST...

hjk by Associate
  • 339 Views
  • 0 replies
  • 0 kudos

SMBUS Communication Problem

I used STM32F051R8T6 Discovery Board. I need SmBUS Communication to use Bq78350 (Texas). I need smbus example. The examples on your websites are so complicated and not working good. Can you send me simple example ? I am designing a bms system with st...

SBAYD by Associate
  • 355 Views
  • 0 replies
  • 0 kudos

DFU, OTG FS, Dfu-util and Bootloader

HelloI have a project that I must realize. I have to use the USB port FS of the STM32L475 card to be able to make the firmware updates by using the DFU.I successfully downloaded the firmware of the card with DfuSe Demo and then I tried to flash the M...

Hani by Associate II
  • 551 Views
  • 0 replies
  • 0 kudos

failed to use L3GD20 with STM32F3 discovery and keil

Posted on September 27, 2015 at 22:35Hi, I am trying to use stm32F3 discovery gyroscope with keil  MDK.I used the template project provided by st and added the gyroscope head and .c file to the project.Unfortunately, when i build it i get this error...

d4ng3r09 by Associate II
  • 593 Views
  • 3 replies
  • 0 kudos

USB MSC sometimes is detected by my PC and sometimes is not

So I'm trying to implement the USB mass storage with an SD card connected to the STM32L4.I am using the STM32l476RG Nucleo board and have added the HSE clock source to the board.I have successfully implemented 1-bit SDIO with the FATFs middle-ware wh...

BGavr.3 by Associate II
  • 1076 Views
  • 2 replies
  • 0 kudos