STM32 MCUs Products

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Resolved! Unable to sink 5V over USB PD

I am using an STM32G4 microcontroller with UCPD and the USBPD middleware. I was following this tutorial (same as AN5418 https://www.st.com/resource/en/application_note/dm00663511-how-to-build-a-simple-usbpd-sink-application-with-stm32cubemx-stmicroel...

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Nv7 by Associate III
  • 369 Views
  • 7 replies
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Resolved! Read 96 bit UDID through serial bootloader or SWD

Hello,I am working on the STM32F103xx. I need to read out the 96 bit UDID (unique device ID) of the devices during production. Is there any way of reading this out from the serial bootloader on UART1 or through the SWD interface? I searched the AN315...

machinist by Associate III
  • 2201 Views
  • 6 replies
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Resolved! STOP2 Mode I2C

I'm trying to use the LPBAM feature on the STM32U5 to perform I2C communication during STOP2 mode.I followed the official STM32 LPBAM example and implemented my code accordingly.Here is what I'm attempting:Use LPTIM to generate a PWM signal during ST...

dlagyals by Associate II
  • 185 Views
  • 4 replies
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HPDMA XSPI flash all zeros are written

Hi. I'm trying to get HPDMA to write to flash memory on the stm32n6570-dk board. I did the DMA configuration exactly like the XSPI_NOR_ReadWhileWrite_DTR example for the STM32H7. The problem is that all zeros are written and I've run out of ideas wha...

Artur5 by Associate II
  • 159 Views
  • 4 replies
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Resolved! How to control STM32H7RS GPIO port P and N?

I use NUCLEO-H7S3L8 to evaluate our new solution. I want to use GPIO port P to control a few external components.I add some test code into NUCLEO-H7S3L8\Examples\GPIO\GPIO_IOTggle project, like the below snapped code:__HAL_RCC_GPIOP_CLK_ENABLE(); GPI...

Resolved! ADC read in DMA regular mode

I've requirement of reading 100 samples of ADC data using DMA whenever it's needed in regular mode and I see the read buffer is not having right values and also HAL_ADC_ConvCpltCallback is not hitting.But same if I try just with one sample data is pr...