Add vs1003

Author: mcauser

readme.md

@@ -83,6 +83,7 @@ Other places you can look for MicroPython Libraries:
 * [yx5300](https://github.com/QuirkyCort/IoTy/blob/main/public/extensions/yx5300.py) - MP3 player that can be controlled via a serial interface.
 * [micropython_nonblocking_buzzer](https://github.com/jornamon/micropython_nonblocking_buzzer) - A nonblocking implementation of a buzzer class that allows you to play basic melodies or sound patterns without blocking the main loop while the sound is being played.
 * [multi-midi](https://github.com/HLammers/multi-midi) - Library for RP2 boards, providing an interface for UART and PIO based hardware MIDI and USB MIDI 1.0.
+* [IoTy vs1003](https://github.com/QuirkyCort/IoTy/blob/main/public/extensions/vs1003.py) - Driver for the VS1003 MP3 decoder / encoder. Supports playing of MP3, WMA, MIDI, ADPCM, and recording of ADPCM.
 
 ### Communications