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RS-232C interface
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Commands relating to inquiries
<Notes>
• In terms of the return (completion) message,
[ACK] is returned when data is received, and
only the execution message which is
subsequently returned is listed in the table.
• In the case of commands not listed in the table
below, ER001 (invalid command) is returned
after [ACK].
VTR
operation
Send command
CTL/TC DATA
REQUEST
[STX] QCD [ETX]
45
[STX] CD data [ETX]
This command is for inquiring about the counter
value.
data = f w gh mm ss ff
f=F
w=S
gh =
With CTL:
g = SP(20h): for a plus display
j
(2Dh): for a minus display
h = 0 to 9: hours
With TC:
gh = 00 to 23: hours
mm = 00 to 59: minutes
ss = 00 to 59: seconds
(525i system)
ff = 00 to 29: frames
<Note>
CTL or TC is returned, whichever corresponds to
the front display mode.
Return (completion)
message
STATUS
REQUEST
[STX] QOP [ETX]
45
[STX]
222
[ETX]
This command is for inquiring about the VTR’s
operation mode.
222
= OEJ: EJECT
OFF: FAST FORWARD
OPL: PLAY
ORC: REC
ORW: REWIND
OSP: STOP (including STANDBY ON)
SRS: (IN/OUT) PREROLL
OBF: STAND BY OFF
OSF: SHTL FORWARD
OSR: SHTL REVERSE
OJG: JOG FORWARD/REVERSE
OSW: VAR FORWARD/REVERSE
EAE: AUTO EDIT
EON: EDIT ON (MANUAL EDIT)
EPV: PREVIEW
ERV: REVIEW
ID (VTR No.)
REQUEST
[STX] QID [ETX]
45
[STX] data [ETX]
This command is for inquiring about the VTR
used.
data = AJ-HD1700