Digital Video Recorder Instructions
44
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
0001 15
0010 10
0011 5
0100 3
0101 2
0110 1
0111 1/2
1000 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
01AL•STOP
10AL•LOCK
1 1 ALL
1 byte
Bit Status details
7 ~ 1
0 1: Camera recording ON
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%H3%H3%H3%H3%H3%H
0AH 0AH 0AH 0AH 0AH 0AH 0AH
TXD
RXD
Month
Day
Year
8EH 3%H3%H3%H3%H3%H3%H
0AH 0AH 0AH 0AH 0AH 0AH 0AH
TXD
RXD
Hour Minutes
Seconds