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Quadrature changes my frequency to random values.

Hi,I've been trying to have a output quadrature and I somehow managed to do it with this code. void TIM3_Configuration_positive_quadrature(void) { TIM_OCInitTypeDef TIM_OCInitStructure; int Period; Period = 1000 / 1; // 1 Hz - 1 second on, 1 secon...

STM32H563, PDM and DMA Double buffering

Hello,i would like to read output from a digital microphone using SAI, DMA and double buffering technic. transfert are done and callbacks are triggering properly.  The problem is got is either Half cplt or Full cmplt callback interrupt being called t...

jboui.1 by Associate II
  • 1889 Views
  • 11 replies
  • 0 kudos

Resolved! the pin to pin compatible part of stm32f103vet6?

Hi,I'm using stm32f103vet6 in my design, but due to the limit power budget, the MCU consumes much power(60mA per MCU , while I used 2 chips in my design), result in frequently triggering over current protection. Is there pin to pin compatible STM32L ...

JKW by Associate III
  • 2300 Views
  • 10 replies
  • 9 kudos

Resolved! Most Efficient solution for reading ADC through SPI

Hi,i'm always looking for the most efficient implementation of code in my STM controllers and was wondering which is the most efficient way to implement ADC reading from an external ADC chip trough SPI in an STM32G4 controller.The ADC (MCP3461/2/4) h...

sde c.1 by Senior II
  • 3842 Views
  • 6 replies
  • 1 kudos

Resolved! USB Host "ALL Classes"

Hello everyone, I'm a bit confused about using USB.I need to use the USB port both to create a CDC connection with a PC and to read/write data from USB flash drives.Initially, I wanted to create a project that could handle both HOST and DEVICE modes,...

SDall.11 by Associate III
  • 1250 Views
  • 4 replies
  • 1 kudos

Resolved! No DMA Callback in I2S DMA Half Duplex Transit

I am using a Nucleo F401RE board to drive a PCM5102a PCM Audio Codec via I2S.My goal is to send data from a double buffer via DMA.Since I am only using the Audio Codec as an output, I configured my I2S as Half-Duplex Master in CubeMX.Now to my proble...

95lux by Associate
  • 644 Views
  • 2 replies
  • 1 kudos

I2C or I3C for broadcast communication - STM32H503RBT6

Hello!In my project, I have one "Mother board" and other four "Child boards".Both boards are using STM32H503RBT6 microcontrollers.There needs to be a communication between the Mother (master/controller) and the Child (slave/target). Child to Child wo...

mpires_0-1714659763974.png
mpires by Associate II
  • 1528 Views
  • 6 replies
  • 3 kudos