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HD66766R Datasheet 132 X 176-dot Graphics Lcd Controller/driver

Manufacturer: Hitachi Semiconductor (now Renesas)

Overview: HD66766R Rev. 1.0-1 / September 2002 HD66766R (132 x 176-dot Graphics LCD Controller/Driver for 65K Colors) Rev.1.

General Description

The HD66766R, 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 HD66766R has various functions for reducing the power consumption of a LCD system, such as low-voltage operation of 2.2 V/min., a step-up circuit to generate a maximum of 12-times the LCD drive voltage from the supplied voltage, and voltage-followers to decrease the direct current flow in the LCD drive bleeder-resistors.

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 u.

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