STM32 MCUs Products

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Forum Posts

STM32H745: Read one GPIO pin from both cores

Hallo all,I am currently playing around with the NUCLEO-H745Zi-Q board. I was wondering if it is possible to read a GPIO pin on both cores without taking care of synchronization. I realized that there is no such option in CubeMX. In Pin Context Assig...

DanielB by Associate
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  • 1 replies
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STM32H503 Bootloader using USB

Sorry this is a report, I tried to post yesterday, but cannot find it today.Trying to use the bootloader via USB, and this works on the Nucleo PCB, but not on our prototype. We have no crystal as we expected that the clock recovery would work in boot...

CWedg.1 by Associate III
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  • 1 replies
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STM32U575 ADC1 AWD1 Interrupt handler abnormal

         The awd1 interrupt is enabled. The flags of awd1 and EOS are set before entering the ADC1_IRQHandler. If the flag of awd1 is handled first in the ADC1_IRQHandler, the flag of EOS will not be handled. If the flag of EOS is handled first in th...

Resolved! STM32H725 USB FS PHY not detected

Hello,I have been working on a project that requires USB communication with an STM32 MCU. Unfortunately, the computer cannot recognize the device.On the hardware side, I am using the STM32H725VGT6 mcu, an isolator, and a USB-C connector with some ESD...

fing_1-1716325114549.png fing_0-1716324777753.png fing_2-1716325279807.png
fing by Associate III
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  • 1 replies
  • 0 kudos

UART/USART/LPUART Hardware Flow Control CTS/RTS

Hi!Please guide me how to implement hardware flow control for inter-communication between two boards.Board1: STM32U585xx   <--> Board2: BlueNRG-LPSHAL & LL driver library for both devicesSTM32CubeIDE & Wise-StudioThanks!

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Effect of erasing an already-erased Flash page - Wear?

Does erasing an already-erased Flash page contribute to wear?Reason for asking: the EEPROM emulation code erases pages which should already be erased without checking that they are already erased - is that just laziness, or is it because there is act...

Full Duplex I2S (SPI/I2S1) DMA Issues

Hello,I'm working on an audio application using a NUCLEO-H723ZG, where I am trying to setup two DMA channels for full duplex audio. I am using the Zephyr RTOS with a modified I2S driver I am writing since the one in mainline zephyr is non-functional ...

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