Pioneer DVD-V8000 - Manual (Page 60)

Operating Modes
6.3 Chapter Number Request (DVD)
Function : Returns the current Chapter number
Format : ?C
Explanation : The player returns the contents of the Chapter Number Register.
The Chapter number is a 2-digit integer. If a disc does not have Chapter
numbers, the player returns an error message (E04). Correct values show
only when the player is in Random Access Mode.
Execution :
String Status Return DVD player
Play mode (DVD)
?C<CR> 12<CR> Player plays Chapter 12
6.4 Time Code Request
Function : Returns the current Time Code
Format : ?T
Explanation : The player returns the contents of the Current Time/Frame
Register.
A 3-digit number is assigned for minutes and a 2-digit number is assigned for
seconds.
If the player is in Random Access mode, the returned value is current.
If a disc lacks Time information, the player returns error message E04.
If a disc Time Code fails to be read correctly, the player retains the previous
Time Code.
Execution :
String Status Return DVD player
Play mode
?T<CR> 11742<CR> 117 minutes, 42 seconds
6.5 Block Number Request (CD)
Function : Returns the current Block number
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