21
Status Request Command Codes/Status Information Codes
Use the status request command codes below to check on the status of your DN-500R. In response,
DN-500R will send a corresponding status information code.
In cases where the status request command code includes a variable, the variable is indicated in
italicized font
and the potential values are indicated in
bold font
.
Status Request Commands
(Host
→
DN-500R)
Status Information
(DN-500R
→
Host)
DESCRIPTION
REQUEST
CODE
ANSWER
CODE
Power Status
@0?PW\r
On
@0PW00\r
The power is on
Standby @0PW01\r DN-500R is in standby mode
Power On Mode
@0?PO\r
Resume
playback
@0PORM\r
DN-500R is set to resume playback of
the last played track when powered on
Play first track
@0POPF\r
DN-500R is set to play the first track in
the last used folder when powered on
Stop @0POST\r
DN-500R is set to stop playback when
powered on
Record @0PORE\r
DN-500R is set to begin recording to the
last selected media source when
powered on
Source Status
@0?MM\r
Selected media
source
@0MM
XX
\r
The currently selected media source,
where
XX
(the selected media source) =
US
(USB) or
S1
(SD)
Media Status
@0?CD\r
Card in
@0CDCI\r
There is an SD card in one of the SD
slots
No card
@0CDNC\r
There is no SD card
Card error
@0CDCE\r
There is an error with the SD card
Unformatted @0CDUF\r
The currently selected media source is
unformatted
Write-protected @0CDWP\r
The currently selected media source is
write-protected
SD door open
@0CDDO\r
The SD slot door is open
Media Size
@0?SF\r
Total capacity
of the media
drive
@0FE
mmXXXX
\r
The total capacity of the currently
selected media source, where
mm
(the
media source)
=
S1
(SD Card) or
US
(USB) and
XXXX
stands for the capacity
Media Free
Space
@0?FE\r
SD card 1
@0FES1
XXXX
The amount of free space left on the SD
card, where
XXXX
stands for the free
space left
USB drive
@0FEUS
XXXX
The amount of free space left on the
USB drive, where
XXXX
stands for the
free space left
Device Status
@0?ST\r Playing
@0STPL\r The
current track is playing
