Category: ESP32 Audio Recording and Playback

The ESP32 is capable of driving a stereo 32-bit audio codec for the best audio output you can get out of it. Here are some tutorials and examples on how you can play back and record high quality audio, based on the IoTBits AudioBit SGTL5000 audio codec board.

Interfacing an Audio Codec with ESP32 – Part 2
12 Sep
Posted in ESP32 Audio Recording and Playback One comment

Interfacing an Audio Codec with ESP32 – Part 2

The previous article touched on some basics of interfacing an I2S audio codec with the ESP32. This article will further outline the pinout and requirements of a typical audio application built around the ESP32, to be specific. Types of audio codecs In terms of interfacing, there are primarily 2 types of audio codecs: Codec thatRead more about Interfacing an Audio Codec with ESP32 – Part 2[…]

Interfacing an audio codec with ESP32 – Part 1
07 Jun
Posted in ESP32 Audio Recording and Playback One comment

Interfacing an audio codec with ESP32 – Part 1

The ESP32 is an extremely powerful microcontroller with an integrated 2.4GHz radio and a ton of other peripherals. The other digital communication interface modules on the chip include all popular interfaces such as I2C, SPI, UART, and I2S. The I2S interface is pretty much the industry standard for digital audio codec interfacing and other similarRead more about Interfacing an audio codec with ESP32 – Part 1[…]