STM32 MCUs Products

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Forum Posts

H755 / ADC3 / DMA

Hello,I'm desperate. Just want to concvert some data with the ADC3 with DMA on a H755.No chance! DMA doesn't work, and even a cyclic sample only produces the right values for the first turn. After that, only max. resolution is returned. 12 bit => 0x8...

UBöke.1 by Associate II
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  • 9 replies
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Driving ADXL345 via SPI

Board: STM32F407G-DISC1IDE : StmCubeIDEHello,      I am trying to drive ADXL345 accelerometer sensor via SPI. I succeed in receiving the device address (0xE5).However, afterwards, when I tried to read two registers' value consecutively. I always read...

SAI configuration for 2 PDM Microphone in Stereo Mode

Dear ST Community Member, I hope you are all doing well. We are currently acquiring audio using the STM32G4 and 2 PDM microphones in stereo mode. I would like to know how to split the left and right channel data. Could you please provide me with the ...

IOT_Dev by Associate II
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  • 2 replies
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CTS signal on USB CDC

Posted on May 15, 2018 at 09:13Hi,I need to send the CTS status from my target hardware to the Virtual com port driver in windows, USBser.sys.I have managed to do all the other handshake signals (DTR, RTS, DCD and DSR) working except CTS. Apparently...

Block for sending values through the UART

Hello, I am trying to wire STM32F103C8T6 with DS18B20 sensor and I realize that after some actions it stopped to work and no data through the UART sent:     Probably it's not big deal, but I have no idea why UART completelly blocked and sending no in...

stm32-proteus.png cube-ide-clock-configuration.png stm-32-rcc.png usart-1.png

Resolved! STM32U5A5VJT6Q VDD11 connection

Hi,STM32U5A5VJT6Q has 2 VDD11 pins. Should these be connected together using an external trace on a PCB? I did look at Nucleo U5A5ZJ-Q schematic but I'm still not sure.Thanks,Adam

awocrf by Associate III
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  • 1 replies
  • 1 kudos