=========
MOD-MP3-X
=========

MP3 PLAYER MODULE WITH VS1053 MP3 DECODER/ENCODER

.. image:: MOD-MP3-X/MOD-MP3-X_jumpers.png
    :height: 300

Jumper Settings for UEXT Playback
=================================

===========   ===================
Jumper        UEXT Playback mode
===========   ===================
UEXT/BAT      UEXT
BOOT_E        opened
SA_E          opened
DREQ_E        opened
MP3_RST/TXD   MP3_RST
DREQ/RXD      DREQ
STM_RST       closed
VLS_RST       opened
===========   ===================


FEATURES
========

* Based on VS1053 hardware decoder for MPEG 1 & 2 audio layer 3 (ISO 11172-3), MP3+V, WAV and PCM files
* Supports ADPCM encoding and decoding 
* Supports VBR (variable bitrate) for MP3
* Supports streaming 
* Single 1.5V battery cell operation with on board low power DC/DC voltage boost converter on board STM32F103RBT6 microcontroller (not available on MOD-MP3-X-LITE)
* USB mass storage device (not available on MOD-MP3-X-LITE)
* Accepts commands for play, stop, forward, reverse through RS232 which allow easy adding voice, music to your project with microcontroller (not available on MOD-MP3-X-LITE)
* UEXT to connect to host microcontroller (standard connector on our ARM development boards)
* Can work as stand-alone MP3 player operation
* SD/MMC card on board
* Li-ion charger and 3.7V 1200mAh battery (MOD-MP3-X-BAT only)
* Stereo Audio microphone jack, Stereo Audio headphones jack
* Can be used to record and playback
* triple action lever switch: Forward, Reverse, Play/Pause action
* PCB: FR-4, 1.5 mm (0,062"), green soldermask, white silkscreen component print
* Dimensions: 60x60 mm (2.36x2.36")

DOCUMENTS
=========
:download:`MOD-MP3-X.pdf <MOD-MP3-X/MOD-MP3-X.pdf>` user manual

HARDWARE
========

:download:`MOD-MP3-X schematic <MOD-MP3-X/MOD-MP3-X-schematic.pdf>`

:download:`MOD-MP3-X-LITE schematic <MOD-MP3-X/MOD-MP3-X-LITE-schematic.pdf>`