Techwell,Inc. TW8816 Evaluation Board User’s Manual
1. Overview of TW8827
TW8816 incorporates all the features in a single package for multi-purpose PC display and
LCD/TV systems. With a NTSC/PAL/SECAM TV decoder, it contains all the logics required to
convert standard TV, DTV, and PC monitor signals to the digital control and data signals to drive
various TFT panel types, and it supports resolution up to WXGA. CVBS, Analog YPbPr, and S-
video input allow direct connection to DVD and HDTV sources. Digital TTL YCbCr and RGB inputs
allow digital TV or digital VGA monitor signals to be input for display on the same LCD display
panel.
Techwell's TW8816 is an enhanced version of the TW88, TW8800, TW8801, TW8802, TW8803,
TW8804, and TW8806 flat panel TV/monitor controller. Primary enhancements include: Built-in
Microcontroller, CCFL controller, Digital Video interface, Power sequence control, Multi-window
programmable On Screen Display, 4H Comb Filter, charge pump booster, downscaling to QVGA
output resolution, internal de-interlacing engine, 3 ADCs with clamping engine. TW8816 can also
generate the control-timing signal, TCON, on-chip for non-TCON panel support.
Version 1.00 9/25/2007