LED display control principle

(1) system composition this system by the computer specialized equipment,the led display screen, video input ports and system software etc.
Second-ranking computer and special equipment: computer and special equipment directly determine the system function, can according to the different requirements of users for system select different types.
The display screen: screen itself from the computer control circuit receives signals, drive LED display screen, and produced by increasing the power amplifier, speaker output voice.
Video input ports: provide Washington video input ports, signal source can be VCR, DVD player, cameras and other, support NTSC, PAL, S_Video etc. Various pattern.
Second-ranking system software: provide LED broadcast special software, ES98 video playback software powerpoint or. System diagram below:
(2) system functions the system has following features:
Second-ranking for processing control center in computer, electronic screens and computer monitors (VGA) window a regional point-wise correspondence, real-time display content synchronous, screen mapping, can go to the lavatory position can be adjusted freely choose to display screen size.
Second-ranking display bitmap high brightness LED tube (red, green double colors), 256 level gray, color changes 65536 kind, rich color combinations, and support VGA lifelike 24 bits of true color display mode. Second-ranking equipped with graphic information and 3d animation playback software, can play high quality graphic information and 3d animation. Playback software display information way have coverage, fold, open shade, color alternate, zoom-in wait ten various forms.
Use a special program itself, through editing player software keyboard, mouse, scanners and so on the different input method editor, add, delete and modify text, graphics, image and other information. Arrangements exist in control host or server disk, program broadcast order and time, integration, and can play alternately stack with each other.
Second-ranking can receive display video, VCD players, video signal.