asynchronous led display control system

Functions: 1May connect with Dbstar 07 and 09 version receiving cards thus control bigger pixels. 2 Support full color MPEG4/MP3 undamaged decoding. 3Multi-window,multi-video playing, easily realize OSD, picture in picture, half-translucency effects. 4Enhanced text technology, support multi-language Unicode coding and True Type letterform display. 5Plug-in technology, provide text form, stunt,filters and so on extending, easy to second development. 6Board holding FTP/HTTP server, open XML play menu. 7support on-line streaming media playing, adopt Microsoft MediaEncoder, realize on-time inspection, screen capture,and other long-distance video synchronous playing functions. 8Board holding 64M FLASH,meanwhile support SD/MMCCFU flash to extend storage.Parameters TypeTypical valueMax valueSupported screen typesingle color, dual-color,full-color, real pixel,virtual pixel.Supported LED driversMBI5026/MBI5030/MBI5036/ MBI5039/MBI5042/LPD6803/DM413/DMX512/ZQL9726Pixels by single sending card1280×1024(double ports)1920×1200(four ports)Number of receiving cards conected by cable<410Pixels by single receiving cards256x192512×384Pixels connecting with receiving cards512 x256640 x320RGB data groups by single card16-2424Lines by one group RGB1/2/4/8/1632Grey grades4096(4k)65536(64k)Data CLK frequency15.62MHz31.25MHzRefresh rate90-180Hz>1200Hz(as MBI5042)Brightness wastage10 20%<10%PWM brightness adjust degree256(may automatically adjust by brightness sensor)Contrast, chroma,color temperature adjustment grade256Electronic current plus brightness adjustment grade64/256(according to led drivers)Other functionsPower on gradual protection OE Polarity switch protect screen scan tubes