ML9445 Overview
Description
The ML9445 is an LSI for dot matrix graphic LCD devices carrying out bit map display. This LSI can drive a dot matrix g raphic LCD di splay panel un der t he con trol of an 8- bit microcomputer (h ereinafter des cribed MPU ).
Key Features
- Dis play RAM capacity 65 × 180 × 2 = 23,400 bits
- LCD Drive circuits 65 common outputs, 180 segment outputs
- MPU interface: Can select an 8-bit parallel or serial interface or I2C (Write Only)
- Built-in voltage multiplier circuit for the LCD drive power supply
- Built-in LCD drive voltage adjustment circuit
- Built-in LCD drive bias generator circuit
- Can select frame reversal drive or line reversal drive by command
- Built-in oscillator circuit (Internal RC oscillator/external clock input)
- P ower supply voltage Logic power supply: VDD-VSS = 2.7 V to 5.5 V
