STM32 MCUs Products

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USB renumeration in NUCLEO-F446RE

I am designing a board using STM32F446RE (with embedded ST link) with NUCLEO-F446RE as a reference. While going through the NUCLEO-F446RE schematic, I am not clear regarding the USB renumeration process and hardware connection. Could you please expla...

Ellu1213 by Associate
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  • 3 replies
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Resolved! STM32F769i DISCO recovery to factory reset

I have purchased STM32F769 Discovery Kit. I'm new to this board usage. I tried an led blinking example using STM32CubeIDE. After Debugging the code I lost the factory default code and now nothing is showing on LCD display.Is there a way to get back t...

bootloader to FreeRTOS on stm32f0x

Hi, I'm trying to jump to a FreeRTOS app via a bootloader that i made. I'm pretty new to this. I know there is a lot of similar topic on the internet but none of them fixed my problem. When I try to jump to my FreeRTOS app with my bootloader, nothing...

retroll by Associate II
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  • 8 replies
  • 1 kudos

Resolved! Can the STM32F746 RTC generate an alarm interrupt every minute?

Hi all,I'm making a clock and I wanted to update the display every minute (I do not display seconds) so I thought I'll set the alarm mask for minutes only but that didn't work. I read here that the RTC is more meant to trigger an alarm at specific ti...

Rodo by Senior
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  • 3 replies
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Problems with RTC - wakeup from STOP-Mode

Hi,i am using a STM32L010K8 MCU and i want to wake up from stop mode when a RTC-Wakeup interrupt occours. Here in this example i set the RTC wakeup interrupt for 30 seconds. Without entering the sleep mode the RTC IRQ works fine. But if the MCU enter...

ledi001 by Senior
  • 1284 Views
  • 2 replies
  • 0 kudos

Evalkit-robot-1 Modbus

Not getting expected responses from motor according to ST manual. @Enrico Poli maybe you knowIs there something wrong with our Modbus packets or is what we are seeing correct and the manual is wrong?  The answers here seem OFF TOPIC and cause confusi...

sdownsee_0-1687983105808.png sdownsee_1-1687983105814.png
sdownsee by Associate II
  • 616 Views
  • 0 replies
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STM32H7 ADC Accuracy

Is there any known quantification for how the calibration improves the accuracy of the ADCs?

csong.1 by Associate
  • 1841 Views
  • 3 replies
  • 2 kudos