Audio development board powered by ESP32 module
Apr 28, 2023 — by Giorgio Mendoza 425 viewsThe WVR audio development is a small embedded device featuring a ESP32 module and a 32-bit stereo DAC from Texas Instruments. This open-source device supports MIDI and it can be configured from a Web GUI for convenience.
This is another audio development board featuring a ESP32 microcontroller. The Loud ESP launched in March 2023 on Crowdsupply which is also based on the same MCU, but it includes a 2.8″ TFT display and battery management.
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Unlike the Loud ESP, the WVR board includes up to 8GB eMMC for storage. According to the product page, the WVR can boot up from Flash or eMMC and includes a recovery mode that bypasses custom code.
The audio development board can store up to 12 hours (8GB) of stereo audio at 44.1KHz resolution (16-bit). The product page describes that the WVR can accept any audio file format at any resolution, for example: mp3, ogg, flacc, pcm, aiff, etc.