HD66840
HD66840 is LCD Video Interface Controller manufactured by Hitachi Semiconductor.
Description
The HD66840/HD66841 LCD video interface controller (LVIC/LVIC-II) converts standard RGB video signals for CRT display into LCD data. It enable a CRT display system to be replaced by an LCD system without any changes, and it also enables software originally intended for CRT display to control an LCD.
Since the LVIC/LVIC-II can control TFT-type LCDs in addition to current TN-type or STN-type LCDs, it can support 8-color display as well as monochrome, 8-level gray-scale display. It can program screen size and can control a large-panel LCD of 720 × 512 dots.
The LVIC-II thanks to a gray-scale palette, any 8levels can be selected from 13 gray-scale levels, depending on the LCD panel used.
Features
- Conversion of RGB video signals used for CRT display into LCD data
- Monochrome display data
- 8-level gray-scale data
- 8-color display data
- Selectable LVIC/LVIC-II control method
- Pin programming...
