Play mp3 files from SD via I2S

USB Hi-Res Stereo Audio DAC using STM32F411 / 401 "Black Pill" development board and Texas Instruments PCM5102A / Philips UDA1334ATS DAC modules

Heavy compiler (hvcc) sources running on ESP32-DevKitC powered eurorack module

A simple audio player using I2S in ESP-IDF 5.x to play WAV files from an ESP32

2023-2024: An inexpensive USB Audio DAC that implements 24-bit resolution audio at 44.1kHz, 48kHz or 96kHz, using an STM32F411 Black Pill with a PCM5102A i2s DAC module.

基于ESP32的WiFi无线麦克风接收端

USB audio device

Connecting the PCM5102A audio DAC to the STM32 microcontroller via I2S with DMA. Without HAL (only CMSIS and LL)

Bluetooth Speaker and Google Assistance

This is a test to port C++'s ymfm and Rust's vgmplay to ESP32(Xtensa).

DEMO GAME for stm32f4 (stm32f401ccu6) Tic-Tac-Toe. Demonstration of operation with a touch screen on an XPT2046 controller (HR2046, etc.), a display based on an ILI9341 (spi) 320x240 controller, and a PCM5102 audio DAC. With artificial intelligence based on the Minimax algorithm, with sound and effects (mp3 and wav software decoders).

Linux kernel source tree

MicroPython Pico chime player.

2023: Raspberry Pi MT32-Pi and miniDexed and Teensy microDexed DX7 FM Synth Variations - WM8960 and PCM5102A DACs 6N137 Midi-In Teensy 3.6, 4.0, 4.1 Raspberry Pi 4, 3B, 3B+ and 3A+ Arduino or Circle-based

An Arduino multiband digital audio processor with ESP32, PCM5102-dac, STM32F411-digital-input or pcm1802-adc-input.