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(2) Commands relating to inquiries
<Notes>
As for the return (completion) message, [ACK] is first returned when data is received, and the execution message is
subsequently returned. It is only the execution message which is listed in this table.
In the case of commands not listed in the table, ER001 (invalid command) is returned after [ACK] has been returned.
VTR
operation
Send command
Return (completion)
message
Supplementary notes
CTL/TC
DATA
[STX] QCD [ETX]
[STX] CD data [ETX]
This command is for inquiring about the counter
value.
REQUEST
STATUS
REQUEST
[STX] QOP [ETX]
data=
f w gh mm ss ff
f =F
W
=S
gh =
CTL:
g = SP (20h): for a plus display
– (2Dh):
for a minus display
h = 0–9: hours
TC: gh = 00–23: hours
mm = 00–59: minutes
CTL or TC is returned
whichever corresponds
to the front display
ss
= 00–59: seconds
mode.
ff = 00–29: frames (525 mode)
= 00–24: frames (625 mode)
[STX] xxx [ETX]
This command is for inquiring about the VTR’s ope-
ration mode.
xxx = OEJ: EJECT
OFF: FAST FORWARD
OPL: PLAY
ORC: REC
ORW: REWIND
OSP: STOP (including the STANDBY ON)
SRS: (IN/OUT) PREROLL
OBF: STANDBY 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]
[STX] data [ETX]
This command is for inquiring about the VTR used.
data = AJ-D950, AJ-PD950
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