Recording Module

Features Description 

>Module support MP3 ,WMA,WAV ,MIDI

Decodes MPEG 1&2 audio layer III (CBR+VBR+ABR)

WMA 4.0/4.1/7/8/9 all profiles (5-384kbit/s)

WAV (PCM +IMA ADPCM ,General MIDI/SP-MIDI files

>Up to 48KHz playback frequency rate and 16KHz recording frequency rate

>Easy to update the files get the recorded file from the memory card

>Module can be controlled by MCU or PLC controller to satisfy many applications

>32Mb SD card can record more than 2 hours , module support 2GB maximum

> 8 types operating mode for users

> Support all range MPEG 1&  audio layer 3 (ISO11172-3) coding ( include CBR , VBR ,ABR) , and WMA , WAV also MIDI

> DAC 18 bit  ,Dynamic range 90dB , SNR 85dB

>On-board Mic for recording

>Support Auto-record and MCU to control record

>Support 32Mb to 2Gb MMC ,SD,Mini SD,TF card.

>Memory card should format to FAT16 format

>Maximum 500 Folders and 60000 files in each one

> Multiple  Operating mode to satisfy user requirement

>Support Auto – play function , no need special file’s name

>0 to 250 level smoothy volume , volume can be control via serial port , the volume value can be checked via serial port , there are 16 voluem levels by Key

>Size 57mm * 71.5mm

>Operating power DC 3.7V to 9.1V

>Direct dirive 32 ohms headphone and external ammplifer

> On-Board EEPROM , can read and write via serial port

>Module can connect to 3.3v or 5V MCU

> Module working status and playing schedule can catch by  command via serial port

> Can control the module via serial port als by J2 pins at the same time

> When the module working in Mode 2 , have 8 GPIO ( fully compatible with MCS-51) , can read I/O value and write GPIO , accomplish periphery controlling