115
Commands sent from Presenter to external device
* The commands
stx
(02H),
ACK
(06H), and
Xon
(11H)/
Xoff
(13H) are control codes.
PL
Video clip playback start information
atxPL:a,b;
a: Palette number (0 to 19)
b: Clip number (0 to 31)
Information regarding the video clip being played back. Sent when playback starts.
ST
Playback stop information
atxST:a,b;
a: Palette number (0 to 19)
b: Clip number (0 to 31)
Information regarding the video clip being stopped. Sent when playback stops or when
playback changes to a different video clip.
AC
Active sense information
atxAC:a,b,c;
a: Current status (0: During playback)
b: Palette number (0 to 19)
c: Clip number (0 to 31)
If a video clip is being played back when Presenter receives an AC command, Presenter
sends the information regarding the video clip being played back.
ACK Proper reception response
ACK
Sent when Presenter correctly receives command sent to it.
ER
Error
stxER:a;
a: Error number
0
SYNTAX ERROR: Syntax error in command received.
2
BUSY ERROR:
Presenter is busy and cannot process command.
5
OUT OF RANGE: Argument sent with command is outside of allowed range.
20 SOME ERROR:
Given for errors other than the above.
Sent when Presenter could not properly process command received.
VR
Version information request
stxVR:”a”,”b”,”c”;
a: Machine name (DV-7PR)
b: Version
c: Reserved (fixed at 2 spaces between quotation marks)
Sent when Presenter receives VR command. Version information is an ASCII character
string.
XON/XOF
Flow control
Xon
Xoff
Summary of Contents for DV-7PR
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