STM32 MCUs Products

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Resolved! Problem with STM32411 Chip

HI there,  I have rewitten this simple piece of code from scratch multiple times with no success. I am just attempting to turn on a set of LEDs.  First in the While Loop. Second in the interupt handler for TIM2.  The chip is a STM32F411CCU in a homes...

SpeedyPLH by Associate II
  • 2755 Views
  • 7 replies
  • 4 kudos

Resolved! One bit shift in SPI communication on STM32G4

Hi,I am working on SPI communication between STM32G491 and ATM90E26. and I am using the SPI polling API with HAL_SPI_Transmit and HAL_SPI_Receive.My System clock is 96Mhz and I am using prescaler of 64 for SPI.CLKPolarity=Low,CLKPhase=1Edge.Communica...

ESD protection GPIOs pins

I need to assign  8 GPIOs (4 I/p + 4 o/p) for membrane keypad pushbutton circuit. I am worried about ESD protection of GPIOs. Please suggest  STM parts for ESD protection best suited for use purpose.Kindly let know if I can select any  pins or there ...

Nico3 by Senior
  • 1065 Views
  • 3 replies
  • 0 kudos

SPI exhibit too much noise

I m using STM32IDE ioc to generate SPI signal hardware NSS, CPOL 1, CPHAS 0 and it was working fine until recently lots of overshoot and undershoot appear, which causes the slave device to fail all data transmit to MCU. i enclosed the waveform, anyon...

External loader for SPI Flash for STM32WL - Fail to Init

I have a STM32WLE5 custom board with MX25L4006E SPI Flash.I created an external loader with CubeIDE based on the article - "How to add your SPI flash into the STM32CubeProgrammer’s external loader"The result stldr does not work and when I tried to de...

Egolt.1 by Associate III
  • 1310 Views
  • 2 replies
  • 1 kudos