DFRobot DFPLayer Mini Manual

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DFRobot DFPLayer Mini Manual
DFPLayer Mini

1. Summary

.Brief Instruction

1.1
DFPLayer Mini module is a serial MP3 module provides the perfect integrated MP3, WMV hardware decoding.
While the software supports TF card driver, supports FAT16, FAT32 file system. Through simple serial
commands to specify music playing, as well as how to play music and other functions, without the cumbersome
underlying operating, easy to use, stable and reliable are the most important features of this module.

1.2 .Features

Support Mp3 and WMV decoding
Support sampling rate of
8KHz,11.025KHz,12KHz,16KHz,22.05KHz,24KHz,32KHz,44.1KHz,48KHz
24-bit DAC output, dynamic range support 90dB, SNR supports 85dB
Supports FAT16, FAT32 file system, maximum support 32GB TF card
A variety of control modes, serial mode, AD key control mode
The broadcast language spots feature, you can pause the background music being played
Built-in 3W amplifier
The audio data is sorted by folder; supports up to 100 folders, each folder can be assigned to 1000
songs
30 levels volume adjustable, 10 levels EQ adjustable.

1.3 .Application

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.
2. Module Application Instruction
2.1. Specification Description
Item
MP3Format
UART Port
Standard Serial; TTL Level; Baud rate adjustable(default baud rate is 9600)
Working Voltage
Standby Current
Operating
Temperature
Humidity
1、Support 11172-3 and ISO13813-3 layer3 audio decoding
2、Support sampling rate (KHZ):8/11.025/12/16/22.05/24/32/44.1/48
3、Support Normal、Jazz、Classic、Pop、Rock etc
DC3.2~5.0V; Type :DC4.2V
Table 2.1 Specification Description
Description
20mA
-40~+70
5% ~95%