Video QUAD/MUX Controller

The TW2824 has four high quality NTSC/PAL video decoders, dual color display controllers and dual video encoders. The TW2824 contains four 10-bit analog-to-digital converters, proprietary digital gain/clamp controller, high quality Y/C separator to reduce cross-noise and high performance dual scaler to provide various pictures. Four built-in motion and blind detectors can increase the feature of the security system. The TW2824 has a flexible video display controller including QUAD and MUX basic functions. The TW2824 also has an excellent graphic overlay function which displays character/bitmap, box and mouse pointer. The TW2824 contains two video encoders with four 10- bit digital-to-analog converters for providing 2 composite or S-video.

• Auto sequence switch with 64 queues and/or manual switch by interrupt
• Various channel attribute control
• Image enhancement for still image
• High performance 2x zoom for horizontal and vertical direction
• Supports save and recall function
• Last image capture when video-loss
• Extendable to 8-/12-/16-channel video controller using cascade connection
• Path-to-path cascade
• Character/bitmap overlay for OSD
• 16 programmable single boxes
• 4 2D arrayed boxes for motion result display
• Mouse pointer overlay