Rs-232c, Operation control commands – Panasonic DVCPRO AJ-D250P User Manual
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RS-232C
$
Operation control commands
Sends data of computer
Return data from VTR
Description of command
[STX] OAF [ETX]
[STX] OAF [ETX]
Advances the tape frame by frame in the forward direction.
[STX] OAR [ETX]
[STX] OAR [ETX]
Advances the tape frame by frame in the reverse direction.
[STX] OFF [ETX]
[STX] OFF [ETX]
Fast forwards the tape.
[STX] OPA [ETX]
[STX] OPA [ETX]
Sets the VTR to the pause mode (REC PAUSE or PLAY
PAUSE) or the pause release mode (REC or PLAY).
[STX] ORC [ETX]
[STX] ORC [ETX]
Sets the VTR to the recording mode.
When the VTR is in the REC INHIBIT mode, error code
ER001 will be returned from the VTR which is then set to
the STOP mode.
[STX] ORP [ETX]
[STX] ORP [ETX]
Sets the VTR to the REC PAUSE mode.
When the VTR is in the REC INHIBIT mode, error code
ER001 will be returned from the VTR which is then set to
the STOP mode.
[STX] ORW [ETX]
[STX] ORW [ETX]
Rewinds the tape.
[STX] OPL [ETX]
[STX] OPL [ETX]
Plays back the tape.
[STX] OPR [ETX]
[STX] OPR [ETX]
Plays the tape (at the shuttle –1
a
speed) in the reverse
direction.
[STX] OPT:data [ETX]
Parameters
data = wghmmssff
O
When the CTL data is to be
used as the reference
w = L : CTL data reference
g = Blank: With a positive value
– sign: With a negative value
h =
0
9:
Hours
mm = 00
59: Minutes
ss =
00
59: Seconds
ff =
00
29: Frames
O
When the TC data is to be used
as the reference
w =
S: TC data reference
gh = 00
23: Hours
mm = 00
59: Minutes
ss =
00
59: Seconds
ff =
00
29: Frames
[STX] OPT [ETX]
Plays back the tape to the position designated by the
parameter. Upon completion of playback, the VTR is set to
the STILL mode. If the designated position is before the
current position, the tape is not played back, and the VTR is
set to the STILL mode.
When the OSP (STOP) command or OEJ (tape EJECT)
command is issued during operation, error code ER123 is
returned from the VTR.
If the VTR’s operation mode has been changed by
operating the controls on its front panel, error code ER121
will be returned from the VTR.
If the tape end position is reached during operation, error
code ER120 will be returned from the VTR.
<Note>
This command is ignored while a search control command
is being processed and in any of the following modes.
EJECT, REC, REC PAUSE, INSERT, INSERT PAUSE
[STX] OEJ [ETX]
[STX] OEJ [ETX]
Ejects the cassette tape.
[STX] OBF [ETX]
[STX] OBF [ETX]
Sets the VTR to the standby OFF mode.
<Note>
This command can be accepted when the VTR is in the
STOP mode, PLAY mode or STILL mode.
[STX] OBN [ETX]
[STX] OBN [ETX]
Sets the VTR to the standby ON (STOP) mode.
<Note>
This command can be accepted when the VTR is in the
standby OFF mode.
<Note>
Refer to the RS-232 mode transition table (on pages 71, 72) for the conditions under which the operation control
commands are accepted.