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COMMANDS
After sending the following command, the
VCR will respond with ACK (0AH), then
resend a data input command (40H) of 1
byte numeric data (30H to 39H).
The numeric data 30H to 39H corresponds
to numbers 0 to 9.
The VCR will go to search or scan mode,
then when the desired target point is found,
it will return COMPLETION (01H).
If the beginning or end of the tape is
reached before the desired target point is
found, it will return NOT TARGET (05H).
ALARM SEARCH (B0H)
•
Switch to alarm search receiving
mode.
Input the numerical value of the
desired alarm point on the tape, then
send the FF (ABH) or REW (ACH)
command to start the alarm search.
30H or 31H will search for the first
recorded alarm.
Example: To search for the 10th alarm
point recorded on the tape in
the FF direction from the actual
(search start) point.
RXD
B0
31
30
TXD
0A
0A
40
AB
0A
0A
0A 01/05
T/D SEARCH (B2H)
•
Switch to data/time search receiving
mode.
After inputting the numerical value
of the date/time desired, send the
FF (ABH) or REW (ACH) command
to start the search.
Example: To search for the recording
point of the 16th at 5 o'clock.
RXD
B2
31
36
30
TXD
0A
0A
0A
35
40
AB
0A
0A
0A
0A 01/05
GB
6
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