HD66766 Overview
The HD66766, color-graphics LCD controller and driver LSI, displays 132-by-176-dot graphics for 65K STN colors. A 16-bit high-speed bus interface and high-speed RAM write function enable efficient data transfer and high-speed rewriting of data to the graphics RAM. The HD66766 has various functions for reducing the power consumption of a LCD system, such as lowvoltage operation of 2.2 V/min., a step-up circuit to...
HD66766 Key Features
- 132RGB x 176-dot graphics display LCD controller/driver for 65K STN colors
- low voltage drive and flickerless PWM grayscale drive
- 16-/8-bit high-speed bus interface and Clock Synchronized Serial Interface ( SPI )
- High-speed burst-RAM write function
- Writing to a window-RAM address area by using a window-address function
- Bit-operation functions for graphics processing
- Write-data mask function in bit units
- Logical operation in pixel unit and conditional write function
- Various color-display control functions
- 65K out of 140K possible colors can be displayed at the same time (grayscale palette incorporated)