DVR6828
Video Recording Module
[For Vehicle Application]
Description
This digital video recorder is specially designed for vehicle surveillance. It overcomes machine hang
and files corruption issues, with built-in battery back up and watchdog timer. It is suitable for using in
worst working condition.
Features
9
Analog
video
input
9
On board SD card support up to 4GB
9
DC12V
operation
9
Motion detect to capture AVI
9
File format – MJPEG
9
Video format of 320x240
9
Video clip length upto 60sec at 5fps
9
Video playback both module and PC
9
Pause and resume feature during
playback
9
Vehicle number and date time stamp
9
Vehicle number and system setup by PC
9
Power failure protection to prevent file
corrupt
9
Watch dog for system monitoring
9
Video
output
to
TV
9
On board hardware setting for PAL/
NTSC TV system
9
Hot plug key board for system testing and
operation
9
Battery backup for 15sec if power failure
Block Diagram
Electrical Characteristics
(at room temperature 25C)
Parameter Condition
Min
Type
Max
Unit
Operation Voltage
7.5
12
13.5
V
(no power output to camera,
no charging)
180 mA
Operation Current
Recording
190
mA
Power failure time allowed Battery full charged
30
sec
Video Input
A/D
Converter
SDRAM
SD Card
Connector
Compression Engine
Power
DC/DC to
3.3V
Keyboard
buffer
UART
NOR flash
(firmware)
TV
Monitor
SD Card
4G
Keyboard
PC
Power
12VDC
RTC
MCU
BATT
Backup
Release 1.0 20090320
1
