STM32 MCUs Other solutions

STM32F7 workshop, project STM32F746-DISCO, 06_DSPaudio assertion fails

Assertion fails in stm32f7xx_hal_dma2d.c, function HAL_DMA2D_ConfigLayer() at line 845, assert_param(IS_DMA2D_OFFSET(playerCfg->InputOffset));playerCfg is a pointer to a struct with element LayerCfg[2] in which InputOffset is not initialized and ther...

STM32F7508-DK not supporting the audio input?

Hi,I'm wondering why the STM32CubeF7 1.16.1 package only supports "microphone 2" (INPUT_DEVICE_DIGITAL_MICROPHONE_2) within stm32f7508_discovery_audio.c / BSP_AUDIO_IN_OUT_Init() ?Is there a technical reason to do so?I would like to record audio thro...

Adding SelfTest library written with HAL library to project written with LL library

We have a project written with LL library. We want to add SelfTest functions to this project. However, the SelfTest libraries we downloaded from the site were written with the HAL library. Since we have a memory problem, we need a version written wit...

Hi everyone I am testing the "audio_record" example of the stm32h750 disco .. I found a problem that the code is blocked at the level of INIT .. can someone help pls ?

Hi, I am using STM32H750-DK kit. Using the BSP example. I want to reduce the background noise of the microphone of the kit. Could you please help me in that please?

I need to pass lower frequencies only from the microphone (20Hz to 150Hz). How to add band pass filter?

STM32H735 Discovery Example BSP AUDIO LOOPBACK SINGLE-BUFFERING AUDIO LOOPBACK MULTI-BUFFERING

STM32H735 Discovery Example BSP ** AUDIO LOOPBACK SINGLE-BUFFERING **This example shows how to record and play in loopback an audio stream using DFSDMfor recording and SAI for playing. The data are processed internaly within BSPaudio drivers and ret...

NUCLEO-H743ZI2 USB Audio Class + CS4272 codec - how to even start?

Hi,I'm trying to set up a simple test code for bi-directional audio streaming via USB using NUCLEO-H743ZI2 and a custom board with Cirrus CS4274 codec IC. I've tried and failed to find some documentation for CubeMX included USB Audio Class library (c...

Resolved! Bug with getting power profiles from Source after reset.

I am studying USB PD. I am using the demo board B-G474E-DPOW1 and the project from the STM32CubeG4 examples. When I connect the USB-C cable to the charger, after the ATTACH event, I receive a list of possible profiles from Source. But when the cable ...

Audio class device problem

HelloI am trying to configure my STM32F411CEU as a audio device class. After research i configured everything in STM32CubeMX and loaded program to my MCU. Plugged usb to the PC and it seems that PC sees it as some audio device but it says that it ca...

USB Audio / USB MIDI stops working after 20 mins to 1 hour

Hi, We're running an STM32F730. Using the ST provided drivers for USB Audio, USB MIDI and USB CDC, we have created a USB composite device that displays a USB speaker and several USB MIDI input / output ports. We have an issue where USB audio will st...