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Commands Sent from the Presenter to an External Device
* The commands stx (02H), ACK (06H), and Xon (11H)/Xoff (13H) are control codes.
stxPL:a,b;
• a:
Palette Number(0 - 19)
• b:
Clip Number(0 - 31)
This is information regarding the video clip being played back. It is sent when clip
playback starts.
stxST:a,b;
• a:
Palette Number(0 - 19)
• b:
Clip Number(0 - 31)
This is information regarding the video clip being stopped. It is sent when playback
stops or when playback changes to a different video clip.
stxAC: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 the Presenter receives an AC command, the
Presenter sends information regarding the video clip being played back.
ACK
This is sent when the Presenter correctly receives command sent to it.
stxER:a;
• a: Error
number
• 0:
(SYNTAX ERROR)
The received command contains a syntax error.
• 2:
(BUSY ERROR)
The Presenter is busy and cannot process the command.
This error is also returned when the Presenter is in the Edit mode.
• 5:
(OUT OF RANGE)
An argument of the received command is outside the
allowed range.
• 20:
(SOME ERROR)
An error other than the ones described above occurred.
This is sent when Presenter was unable to process the received command
correctly.
stxVR:"a","b","c";
• a:
Machine name (PR-50)
• b:
Version
• c:
Reserved (fixed at 2 spaces between quotation marks)
The Presenter sends this when it receives a VR command. The version information is an
ASCII text string.
PL
Video-clip playback-start information
ST
Playback-stop information
AC
Active sense information
ACK
Acknowledge correct receipt
ER
Error information
AR
Version information
PR-80_e.book 136 ページ 2005年1月6日 木曜日 午後9時22分