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Mini MP3 Player Module For Arduino

150.00 EGP

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Availability: In Stock
SKU:9706087300729
Description

A module that allows you to play music files directly from micro SD card via the built-in slot. It communicates through the UART interface – pins RX and TX, with a microcontroller. DFPlayer works with Mp3, WAV, WMA, supports file systems FAT16 and FAT32.

Odtwarzacz MP3

The product is compatible with Arduino

The manufacturer provides a library along with a connection instruction for Arduino users.

Technical Specifications:
  • Supports MP3 and WAV file decoding
  • Supports FAT16 and FAT32 file system
  • Supports sampling rates (kHz): 8 / 11.025 / 12 / 16 / 22.05 / 24 / 32 / 44.1 / 48
  • 24-bit DAC output supports 90dB and SNR 85dB
  • Supports stand-alone pushbutton (AD Key) control mode
  • Supports serial control by microcontroller
  • Supports USB connection for direct file upload/download to SD card
  • Supports up to 32GB micro-SD card
  • Supports thousands of files for playback
  • supports random playback
  • Built-in 3-watt amplifier can directly drive a small speaker
  • 30 levels adjustable volume and 6 levels adjustable EQ
  • Busy output available for monitoring play state
  • 3.3V logic compatible
  • 5V module operation
  • Leads: soldered goldpin connectors 2.54 mm pitch
TECHNICAL SPECIFICATIONS
Operating Voltage 4.5 – 5VDC (recommended)
MP3 Audio Formats 8/11.025/12/16/22.05/24/32/44.1/48 (kHz)
MP3 Audio Decoding 11172-3 and ISO13813-3 Layer3 audio decoding
USB Port USB 2.0
UART Port 3.3V TTL Level Serial Port
Module Dimensions 20.5 x 20.5mm
Insights

PIN DESCRIPTION
VCC Voltage in the range from 3.2 to 5.0 V.
RX Serial interface UART – receiver.
TX Serial interface UART – transmitter.
DAC_R Audio output for headphones or amplifier – right.
DAC_L Audio output for headphones or amplifier – left.
SPK2 Output for speaker with power up to 3 W.
GND Mass.
SPK1 Output for speaker with power up to 3 W.
IO1 Liberating input, short hold, switches track, long silences.
GND Mass.
IO2 Liberating input, short hold, switches track, long increases the volume.
ADKEY1 Liberating input,
ADKEY2 Liberating input
USB+ Data line of interface USB D+.
USB Data line of interface USB D-.
BUSY The status output. Low state means that the currently playing track, high on the contrary.
Applications
  • Car navigation voice broadcast;
  • Road transport inspectors, toll stations voice prompts;
  • Railway station, bus safety inspection voice prompts;
  • Electricity, communications, financial business hall voice prompts;
  • Vehicle into and out of the channel verify that the voice prompts;
  • The public security border control channel voice prompts;
  • Multi-channel voice alarm or equipment operating guide voice;
  • The electric tourist car safe driving voice notices;
  • Electromechanical equipment failure alarm;
  • Fire alarm voice prompts;
  • The automatic broadcast equipment, regular broadcast

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