Pioneer Industrial DVD Player DVD-V7400 - Manual (Page 65)

Current Address Request Descriptions
If a disc Frame number is unavailable, the player retains the previous value.
Execution :
String Status Return DVD player
?F<CR> 0002047<CR> Play mode
Frame 2047
?F<CR> 0095010<CR> Play mode
Frame 950107
6.7 Block Number Request (CD, VCD)
Function : Returns the current Block number
Format : ?B
Explanation : The player returns the value of the current Block number as a 7-
digit integer. Current values show only when the player is in Random Access
mode or is reading the lead-in/lead-out area of the disc.
If a Block number is unavailable, the player retains the previous value.
Execution :
String Status Return DVD player
?B<CR> 0115310<CR> Play mode
11 min, 53 sec, 10 Blocks
6.8 Total Frame Request (DVD)
Function : Returns the current total Frame number of the Title
Format : ?Y
Explanation : The player returns the current total Frame number of the Title.
Execution :
String Status Return DVD player
?Y<CR> 0124832<CR> Play mode
Frame 124832
6.9 TOC Information Request (CD/VCD)
Function : Returns the Table of Contents (TOC) information
Format : ?Q
Explanation : The player returns the Track number of the first Track, the Track
number of the last Track and the absolute time of starting lead-out.
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