STM32 MCUs Products

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Forum Posts

Do Interrupt Priorities Have To Start At Zero?

I've been fighting a very subtle strange QSPI bug for a while now where data is occasionally spuriously clocked out unexpectedly. Without going into too much detail about that right now, my question is about interrupt priorities. I found what appears...

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
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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
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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
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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
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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
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  • 3 replies
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