Product Specifications

RB-Dfr-562 - DFPlayer Mini MP3 Player
Information directions
Serial Mode
Support for asynchronous serial communication mode via PC serial sending commands
• Instruction Description
Commands Function Description Parameters(16 bit)
0x01 Next
0x02 Previous
0x03 Special tracking(NUM) 0-2999
0x04 Increase volume
0x05 Decrease volume
0x06 Specify volume 0-30
0x07 Specify EQ 0/1/2/3/4/5 Normal/Pop/Rock/Jazz/Classic/Bass
0x08 Specify playback mode(0/1/2/3) repeat/folder repeat/single repeat/random
0x09 Specify playback source( 0/1/2/3/4) U/TF/AUX/SLEEP/FLASH
0x0A Enter into standby-low power loss
0x0B Normal working
0x0C Reset module
0x0D Playback
0x0E Pause
0x0F Specify folder to playback
1-10（need to set by user）
0x10 Volume adjust set [DH=1:Open volume adjust][DL:set volume gain 0-31]
0x11 Repeat play [1:start repeat play][0:stop play]
0x12 Specify MP3 tracks folder 0-9999
0x13 Commercials 0-9999
0x14 Support 15 folder See detailed description below
0x15 Stop playback, play background
0x16 Stop playback
• Serial Query Cmd
Commands Function Description Parameters(16bit)
0x3C STAY
0x3D STAY
0x3E STAY
0x3F Send initialization parameters 0-0x0F（each bit represent one device of the low-four bits）
0x40 Returns an error, request retransmission
0x41 Reply
0x42 Query the current status
0x43 Query the current volume
0x44 Query the current status EQ
0x45 Query the current palyback mode This version retains this feature
0x46 Query the current software version This version retains this feature
0x47 Query the total number of TF card files
0x48 Query the total number of U-disk files
0x49 Query the total number of FLASH card files
0x4A keep on
0x4B Queries the current track of TF card
0x4C Queries the current track of U-disk
0x4D Queries the current track of Flash