HD66704 - Liquid Crystal Display Controller/Driver
The HD66704 LCD controller and driver LSI is used to display alphanumeric characters, katakana, hiragana, a variety of symbols, and seven-segment numerals.
It can be connected to a high-performance microcomputer via a high-speed clock-synchronized serial connection or on a four-bit bus.
The HD66704
HD66704 Features
* Two 16-character lines (5-by-8-dot fonts) and 160 segments
* 320 segments with blinking control (at 1/4-duty drive)
* Wide range of operating voltages VCC = 1.8 to 5.5 V (LCD drive voltage: VLCD = 3.0 to 6.5 V)
* Double or triple step-up circuit for LCD drive volt