WTV020 - MP3 player / decoder with microSD slot

Description

A module that allows you to play music files directly from a microSD card via the built-in connector. Supports cards up to 1 GB. Supply voltage is from 2.6 V to 3.6 V. It works with WAV and AD4, supports the FAT file system.

 

  

The product is compatible with Arduino

Online you can findthe libraryalongwith instructions on connectingto Arduino.

 

Specification

• Supply voltage: 2.6 V to 3.6 V
• Support sampling rate from 6 kHz to 36 kHz AD4 / from 6kHz to 16KHz for WAV
• Has built-in converters DAC resolution 16 bits
• Supported formats:WAV / AD4
• Slot formemory cards microSD
• Supports microSD cards up to 1 GB with the FAT file system
• Outputs: goldpin soldered connectors 2.54 mm raster

 

Inputs

 

Pin Description RESET Reset. AUDIO-L The output of the audio DAC (+) to the amplifier. NC Not connected. SP+ PWM+ audio output for speaker. SP- PWM audio output to speaker. NC Not connected. P04 Key / CLK - pin timer GND The ground of the system. P07 Key might not be connected. P05 Key / Data In - pin for data input. NC Not connected. P03 Key- may not be connected. P02 Key- may not be connected. NC Not connected. P06 Busy - state output. VDD The voltage from 2.6 V to 3.6 V.

 

Useful links

• Example of connecting to Arduino
• Documentation