Diff: DRF0534_command.txt

Revision:

0:466200f304c9

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+++ b/DRF0534_command.txt	Sun Dec 29 02:55:07 2019 +0000
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+/*
+    Original information:
+    https://wiki.dfrobot.com/Voice_Module_SKU__DFR0534
+ */
+
+Three types
+    SIMPLE
+    PARAMETER
+    ANSWER
+
+---------- COMMREQ -------------------------------------------------------------
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check Playback Status(0x01)
+    Command: AA 01 00 AB
+    Return: AA 01 01 Playback status SM
+    Explanation: You can check the play status at any time.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+Play(0x02)
+    Command: AA 02 00 AC
+    Return: None
+    Explanation: Play the current track from the beginning at any time.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+Pause(0x03)
+    Command: AA 03 00 AD
+    Return: None
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+Playstop(0x04)
+    Command: AA 04 00 AE
+    Return: None
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+Prev Audio(0x05)
+    Command: AA 05 00 AF
+    Return: None
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+Next Audio(0x06)
+    Command: AA 06 00 B0
+    Return: None
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Specified Audio:(0x07)
+    Command: AA 07 02 Upper-Byte Lower-Byte SM
+    Return: None
+    E.g. AA 07 02 00 08 BB
+        will specify to play the eighth audio in the current drive,
+        and the audio number is from 1 to 65535.
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Play the audio in specified drive of specified path.(0x08)
+    Command: AA 08 length drive path SM
+    Return: None
+    Explanation: length= drive length + path length=1+ path length
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check the current online drive.(0x09)
+    Command: AA 09 00 B3
+    Return: AA 09 01 Drive SM
+    Explanation: The online drive is differentiated
+        by bitwise usb:bit (0) sd:bit (1) flash:bit (2)
+        It can check the current online drive.
+        It is recommended that you check the current online drive
+         before switching the drive.
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check the current drive(0x0A) to play
+    Command: AA 0A 00 84
+    Return: AA 0A 01 Drive SM
+--------------------------------------------------------------------------------
+<<PARAMETER>>    
+Switch to the specified drive(0x0B)
+    Command: AA 0B 01 drive SM
+    Return: None
+    Explanation: It is drive switching command. If the current drive is online,
+        you can switch it to the corresponding drive and wait to play.
+        After switching, the module plays the first audio of this drive.
+        It is recommended to check whether the drive is online before you switch.
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check the total audios(0x0C)
+    Command: AA 0C 00 B6
+    Return: AA 0C 02 Upper-byte Lower-byte SM
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check the current audio(0x0D)
+    Command: AA 0D 00 B7
+    Return: AA 0D 02 upper-byte lower-byte SM
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+The Directory of the previous folder(0x0E)
+    Command: AA 0E 00 B8
+    Return: None
+    Explanation: The first audio in the folder will be played after switching.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+The directory of the next folder(0x0F)
+    Command: AA 0F 00 B9
+    Return: None
+    Explanation: The first audio in the folder will be played after switching.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+End to play(0x10)
+    Command: AA 10 00 BA
+    Explanation: This command can end the current operations in advance.
+        If the command end a cut-in,
+        it will end in advance and return to the original status.
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check the first audio in the folder(0x11)
+    Command: AA 11 00 BB
+    Return: AA 11 02 Upper-byte Lower-byte SM
+    Explanation: It is the sequence number of the first audio.
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Check the total numbers of audio in all folders(0x12)
+    Command: AA 12 00 BC
+    Return: AA 12 02 Upper-byte Lower-byte SM
+    Explanation:
+        This number does not contain the number of files in subdirectories.
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Volume settings(0x13)
+    Command: AA 13 01 VOL SM
+    Return: None
+    Explanation: AA 13 01 14 D2 Set volume to level 20.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+Increase the volume(0x14)
+    Command: AA 14 00 BE
+    Return: None
+--------------------------------------------------------------------------------
+<<SIMPLE>>   
+Reduce the volume(0x15)
+    Command: AA 15 00 BF
+    Return: None
+--------------------------------------------------------------------------------
+<<PARAMETER>>    
+Cut-in a specific audio(0x16)
+    Command: AA 16 03 drive Upper-byte Lower-byte SM
+    Return: None
+    E.g. AA 16 03 00 00 09 CC Cut-in the 9th audio in the USB flash drive.
+    Explanation:
+        Continue to play the original audio when cut-in audio is played.
+--------------------------------------------------------------------------------
+<<PARAMETER>> 
+Cut-in the audio on the specified path(0x17)
+    Command: AA 17 Length Drive Path SM
+    Return: None
+    Explanation: length= drive length + path length=1+ path length
+--------------------------------------------------------------------------------
+<<PARAMETER>> 
+Set the loop mode(0x18)
+    Command: AA 18 01 loop mode
+    Return: None
+    E.g. Set to end single play AA 18 01 03 C6
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Set the number of loop times(0x19)
+    Command: AA 19 02 Upper-byte Lower-byte SM
+    Return: None
+    Explain: This command is only valid when the loop mode is Full Loop,
+         Single Loop, Catalog Loop.
+    E.g. AA 19 02 00 06 CB Repeat 6 times.
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+EQ Setting (0x1A)
+    Command: AA 1A 01 EQ SM
+    Return: None
+    E.g. AA 1A 01 02 C7 Set EQ to ROCK
+--------------------------------------------------------------------------------
+<<PARAMETER>>  
+Combination Play(0x1B)
+    Command: AA 1B Upper-byte of the audio 1,
+         Lower-byte of the audio 1...Upper-byte of the audio n,
+         Lower byte of the audio n.
+    Return: None
+    E.g. AA1B04303130328C,
+        audios with file names of 01 and 02 are grouped together to play
+    Explanation: The combination of file names is very convenient, 
+        more accurate than combined file numbers,
+        and is not restricted by the copy order limitation.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+End Combination Play(0x1C)
+    Command: AA 1C 00 C6
+    Return: None
+    Explanation: End combination playback,
+         and return the play state before the combination.
+--------------------------------------------------------------------------------
+<<PARAMETER>>  
+Set channels(0x1D)
+    Command: AA 1D 01 channels SM
+    Return: None
+--------------------------------------------------------------------------------
+<<ANSWER>>    
+Check the short-file name(0x1E)
+    Command: AA 1E 00 C8
+    Return: AA 1E The length of short-file name Short-file name SM
+--------------------------------------------------------------------------------
+<<PARAMETER>>  
+Select audio but do not play(0x1F)
+    Command: AA 1F 02 Upper-byte Lower-byte SM
+    Return: None
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Control of Repetition(0x20)
+    Command: AA 20 04 beginning-minute beginning-second
+         ending-minute ending-second SM
+    Return: None
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+End repetition(0x21)
+    Command: AA 21 00 CB
+    Return: None
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Specify the time to rewind(0x22)
+    Command: AA 22 02 Upper-byte Lower-byte SM
+    Return: None
+    Explanation: The unit is seconds
+--------------------------------------------------------------------------------
+<<PARAMETER>>
+Specify the time to wind(0x23)
+    Command: AA 23 02 Upper-byte Lower-byte SM
+    Return: None
+    Explanation: The unit is seconds
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Get the total time of the current audio(0x24)
+    Command: AA 24 00 CE
+    Return: AA 24 03 hour minute second SM
+--------------------------------------------------------------------------------
+<<ANSWER>>
+Start the playback time sending(0x25)
+    Command: AA 25 00 CF
+    Return: AA 25 03 hour minute second SM
+    Explanation: Start to send playing time,
+         Return automatically when the time is updated.
+--------------------------------------------------------------------------------
+<<SIMPLE>>
+End to send the playing time(0x26)
+    Command: AA 26 00 D0
+    Return: None
+    Explanation: End the playback time sending.
+--------------------------------------------------------------------------------
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