STM32 MCUs Products

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STM32F411RE as ISO7816 Slave mode (card emulation)

Hello,I’m trying to use an STM32F411RE microcontroller as an ISO7816 smartcard slave rather than a reader (i.e., to emulate an actual smartcard). In this scenario, the clock would come from an external source, and the MCU would respond with an ATR an...

cucabelu by Associate
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  • 2 replies
  • 1 kudos

Trying to reduce motor noise. (STM32)

HII'm trying to reduce the noise of a high RPM motor with the library below. - STM32Cube function pack for acoustic echo cancellation - https://www.st.com/en/embedded-software/fp-aud-aec1.html The subject is to reduce the noise of a high RPM motor wi...

moon1003 by Associate III
  • 343 Views
  • 1 replies
  • 0 kudos

sprintf with %f in interrupt handler creating problem

Dear all,i am facing very strange problem with sprintf function .i am using sprintf function in 1ms timer interrupt routine and it works fine. for example. void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) { sprintf(uDisMsg, "%.1f", 258.6...

sanju by Senior
  • 276 Views
  • 4 replies
  • 2 kudos

STM32F427 PB14 conflict with internal USB PHY

Hi I am having the same problem as described in the old post down below.... is there a way to activate the link inside to see the fix? I am also using the external ULPI PHY, but when the USBD_Connect function executes, pin PB14 is lost. This is becas...

MBurg by Associate
  • 289 Views
  • 1 replies
  • 0 kudos