Unverified Commit a9f6a5c0 authored by Wolle's avatar Wolle Committed by GitHub

Update README.md

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Play mp3 files from SD card via I2S with external hardware.
HELIX-mp3 decoder is included.
Works with MAX98357A (3 Watt amplifier with DAC), connected three lines (DOUT, BLCK, LRC) to I2S.
For stereo You must have two MAX98357A.
Other HW (UDA1334A ...) may work but not tested.
For stereo You must have two MAX98357A. Also works UDA1334A (Adafruit I2S Stereo Decoder Breakout Board).
Other HW (PCM5102 ...) may work but not tested.
```` c++
#include "Arduino.h"
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