arduino library WT2003M02 mp3 decoder v3.0

Library for the WT2003M02 MP3 decoder board v3.0. This library is designed to control the WT2003M02 board via UART.

WT2003M02 v3.0

The module can be bought here: https://www.2ram.ru/l/57

This board looks like this:

Pinout:

Connection

Hardware Connections:
WT2003M02 V3.0 -> Arduino Pin
-------------------------------------
TXO                  ->   5
RXI                  ->   4
5V                   ->  5V
GND                  -> GND

WT2003M02 V3.0 -> WeMos D1 mini Pin
-------------------------------------
TXO                  ->  D1
RXI                  ->  D2
5V                   ->  5V
GND                  -> GND