Pioneer Industrial DVD Player DVD-V7400 - Manual (Page 68)

Current Address Request Descriptions
Explanation The player returns the attributes of the CD disc. If the disc is
other than a CD, the player returns an error message (E04).
Status information is returned in the following format:
C
1
C
2
C
3
C
4
C
5
C
6
C
7
C
8
<CR>
C
1
Disc Mount 0 = No 1 = Yes X = Unknown
C
2
Not Used X (fixed)
C
3
Not Used X (fixed)
C
4
Not Used X (fixed)
C
5
Not Used X (fixed)
C
6
VCD 0 = No 1 = Yes X = Unknown
C
7
Reserved X (fixed)
C
8
Reserved X (fixed)
Execution :
String Status Return DVD player
?K<CR> 0XXXXXXX<CR> Disc is not mounted
?K<CR> 1XX1XXXX<CR> CDV
?K<CR> E04<CR> DVD
6.14 Register A Set
Function : The current setting of Resister A is rewritten
Format : Integer RA
Explanation : The command rewrites detailed display attributes into Register
A. The player offers three settings:
• Frame Number/Time code
• Title, Chapter Number/Track Number
• User's Area
NOTE: The displayed Frame number attempts to auto-correct to the actual
Frame number, however, Frames continue to advance during playback.
Note: When selecting Frame Number/Time code while playing a DVD disc, the
Frame Number is usually displayed on the screen. However, when playing
back a DVD disc and selecting both Frame Number/Time code and Time
Code(DVD), Time Code is displayed. Time Code and Time Code are displayed
when playing back a CD or VCD disc.
- 61