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Command Descriptions
5.39 Video Blackboard Display (DVD)
Function : Execute Video Blackboard Display (displays a graphic or
character)
Format : Integer VS
Explanation : The command presents the video blackboard display after the
GP command specifies the group number. If the option is set to 0, the group
graphics or characters are displayed on the screen. Settings between 1 and
300 cause the player to display the specified graphic or character only.
Error E06 is returned from a player in case VS command is issued with a group
number not specified by the user.
1 to 300, decimal system integer number is used in the argument.
NOTE: Graphics or characters display automatically if the drawing/text is
flagged with the Auto Display command.
Execution :
String Status Return DVD player
25GPOVS<CR> R<CR>
If Group 25 is available then it
displays automatically
25GP32VS<CR> R<CR>
Displays step 32 (graphic or
character) from Group 25
5.40 Video Blackboard Clear
Function : Clears Video Blackboard Display
Format : CB
Explanation : The command clears only the displayed graphics and characters
at the specific step that is recalled on VS command. If playback fails to reach
this step, the VS command is cancelled.
Execution :
String Status Return DVD player
CB<CR> R<CR> Clear the video blackboard display
5.41 Blackboard / Stack Data Upload
Function : Reads the data in the player: Blackboard data, Barcode data,
Stack data
Format : BU
Explanation : The player, while in Park mode, sends the data to the computer
after sending the command.
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