3 commands – JVC VR-510U Manuel d'utilisation
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Commands
Description
8AH
ALARM/SENSOR MODE SET: Sets alarm/sensor
recording-related data
8BH
DVR REC MODE: Sets the Record mode.
8CH
REPEAT REC MODE SET: Sets the repeat recording mode.
8DH
DVR REC CAMERA SET: Sets the camera for recording.
8EH
DATE SET: Sets month, day and year.
8FH
TIME SET: Sets hour, minutes and seconds.
2 bytes
Bit
Status details
7
6 ~ 5
4
PRESENSOR REC 0: OFF, 1: ON
3 ~ 0
3-bit
2-bit
1-bit
0-bit
REC SPEED
0
0
0
0
30
0
0
0
1
15
0
0
1
0
10
0
0
1
1
5
0
1
0
0
3
0
1
0
1
2
0
1
1
0
1
0
1
1
1
1/2
1
0
0
0
1/5
1
0
0
1
1/10
6-bit
5-bit
PRESENSOR REC DURATION
0
0
10 sec.
0
1
30 sec.
1
0
60 sec.
3 bytes
Bit
Status details
7 ~ 0
1 byte
Bit
Status details
7
6
Audio recording 0: OFF, 1: ON
5 ~ 4
3 ~ 0
5-bit 4-bit REC QUALITY
0
0
HIGH
0
1
NORM
1
1
BASIC
1
0
LOW
1 byte
Bit
Status details
7 ~ 2
1 ~ 0
1-bit 0-bit REPEAT REC
0
0
OFF
0
1
AL•STOP
1
0
AL•LOCK
1
1
ALL
1 byte
Bit
Status details
7 ~ 1
0
1: Camera recording ON
ⅷ SENSE commands
When the command is sent, this unit returns the information
corresponding to the command received.
Command
Description
67H
STATUS SENSE: Returns unit status (5 bytes).
D7H
● 1st byte
7 Not defined
Always outputs “1” .
6 Not defined
Always outputs “0”.
5 Not defined
Always outputs “0”.
4 REC INHIBIT
Outputs with loop recording set to
OFF when no remaining capacity is
available.
3 Not defined
Always outputs “0”.
2 Not defined
Always outputs “0”.
1 Not defined
Always outputs “0”.
0 ERROR
When the command which cannot be
received is received. To release this
mode, input CLEAR ERROR (41H).
● 2nd byte
7 EE MODE
Outputs video signals input
from an external source.
6 A1 EE MODE
Outputs audio signals input from an
external source.
5 VIDEO MUTE
Always outputs “0”.
4 AUDIO MUTE
Always outputs “0”.
3 WARNING
HDD warning occurs.
2 Not defined
Always outputs “0”.
1 STREAM START
Detects the stream start point.
0 STREAM END
Detects the stream end point.
● 3rd byte
7 Not defined
Always outputs “0”.
6 TIMER REC ON
Timer standby is on.
5 Not defined
Always outputs “0”.
4 REPEAT
Always outputs “0”.
3 Not defined
Always outputs “0”.
2 REPEAT MODE
During repeat recording.
1 SEARCH MODE During search
0 Not defined
Always outputs “0”.
● 4th byte
7 PLAY MODE
During playback
6 Not defined
Always outputs “0”.
5 Not defined
Always outputs “0”.
4 STOP MODE
Stops playback or recording.
3 Not defined
Always outputs “1”.
2 Not defined
Always outputs “0”.
1 REC MODE
During recording
0 Not defined
Always outputs “0”.
● 5th byte
7 PAUSE MODE
Still pictures are played back.
6 Not defined
Always outputs “0”.
5 SHUTTLE FWD
Shuttle search is being executed in
the forward direction.
4 SHUTTLE REV
Shuttle search is being executed in
the reverse direction.
3 SPEED CODE3
Current running mode (see table below)
2 SPEED CODE2
Current running mode (see table below)
1 SPEED CODE1
Current running mode (see table below)
0 SPEED CODE0
Current running mode (see table below)
5-byte speed code details
SPEED CODE
3210
Running mode
Bit
0000
Still pictures being
played back.
0010
x1/18
0011
x1/6
0100
x1/2
0101
x1
0110
x3
0111
x5
1000
x15
1001
x60
1010
x360
10-3 Commands
10 RS-232C INTERFACE (contd.)
8AH
%%
H
%%
H
%%
H
0AH
0AH
0AH
0AH
TXD
RXD
8BH
%%
H
0AH
0AH
TXD
RXD
8CH
%%
H
0AH
0AH
TXD
RXD
8DH
%%
H
0AH
0AH
TXD
RXD
8EH
3%H
3%H
3%H
3%H
3%H
3%H
0AH
0AH
0AH
0AH
0AH
0AH
0AH
TXD
RXD
Month
Day
Year
8EH
3%H
3%H
3%H
3%H
3%H
3%H
0AH
0AH
0AH
0AH
0AH
0AH
0AH
TXD
RXD
Hour
Minutes
Seconds