About-network-video:
video-solution:
Related-links:
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| Based on the video server programme AT91RM9200
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Analog video surveillance to monitor the development of digital video, IP
network for the popularity of digital video transmission to provide a great
convenience. Video server network came into being.
VE1XXX the actual
product is a product line, we VE1001 on the basis of design to add some
important features such as the provision of local loop-back function, to provide
a usb host interface, improved audio support and the provision of wireless
communications support.
Members of the product:
VE1101A-speaking
support two-way;
VE1101AU-supported two-way talk in support of the local
mobile USB hard drive storage;
VE1101AUW-supported two-way talk in
support of the local mobile USB hard drive storage, support for 802.11 b, CF
wireless card interface.
Products and general background on
Products
shape (rectangular shape)
Hardware specifications
CPU: AT91RM9200
Memory: 4MB FLASH, 16MB SDRAM
MJEPG, MPEG1/2/4 encoder: GO7007
Video
Decoder: SAA7113
10M/100M Ethernet, RS232, RS485, GPIO
Diagram of the
basic system
Features (1)
Business functions:
Support for MPEG-4, MJPEG;
Support for PAL / NTSC standard PAL/25 frame, NTSC/30 frame;
Support two-way real-time audio;
Central to support the local video;
OSD function, mobile detection;
Embedded pages player; client software for
playback, recording features;
Local storage function;
Ethernet
transmission, support 802.11 b wireless transmission functions;
Support
TCP, UDP optional way audio and video data transmission functions;
Features
(2)
Configuration maintenance features:
Rich network protocol
features, including: ftp, telnet, SMTP, PPPoE, DDNS, RADIUS authentication;
Flexible user management mechanism;
Maintenance-friendly, providing
web browsing, telnet command line and special client software to achieve the
targeted equipment maintenance, ftp can be achieved through the remote equipment
upgrades;
Provide the script, you can achieve flexible customization
features;
Provide secondary development interface;
Features (3)
Other features:
Provide four-way GPIN, all the way RELAY output;
485 all the way, and a variety of agreements Haeundae docking;
485 relay
function, integrated control of a variety of equipment 485;
Product
design outline
Hardware
By the five main components: AT91RM9200
microprocessor and its peripheral circuit (including the processor Integrated
peripheral interfaces); video processing module; audio processing module; power
modules, system support modules.
Interface, including: VIN, VOUT, AIN, AOUT,
RS485/ALARM, RJ45, DC +12 V, CF card slot, Host usb interface (type A), RS232
(PS / 2)
Product design outline
A software
Embedded software
products, including three parts: boot (bootrom), applications (app), embedded
pages procedures (web.z);
Bootrom procedures to achieve the basic processor
related hardware configuration, and integrates a variety of ways to guide and
protect part of an order;
Application procedures for the use of products
normal operation of the image;
Embedded Systems page document in the form of
presence in the application process, web Server in the user login page related
to pass the buck to the user's browser, the client implementation.
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