
RAIO
General Description
The RA8825 is a Dot-Matrix LCD Driver. The embedded 528Byte display RAM supports up to 128x33 dots LCD panel. The RA8825 also provides a scrolling buffer memory for scrolling functions. It supports up, down, left and right scrolling features, and all of the scrolling functions are execute by hardware.
FEATURE
■ Support 8080/6800 8/4-bit Parallel Interface and 3-wire/4-wire Serial Interface
■ Support Maximum 128Seg x 33Com LCD Panel.
■ Built-in 528 Bytes Display RAM and 354Byte Scrolling Buffer
■ Built-in 2X~3X(Voltage Booster), Voltage Regulator, Voltage Follower
■ Support 1/33 Duty, 1/6~1/4 Bias Panel
■ Eight General Purpose I/O
■ Built-in 4x5 Key Scan Circuit
■ Support Horizontal/Vertical Scrolling Functions
■ Provide Signals for EL Driver
■ Provide 32-Steps Contrast Adjust
■ Build-in RC Oscillator
■ Voltage Operation : 2.6~3.6V
■ Package : Gold Bump Die