ML9092-04 Overview
The ML9092-01/02/03/04 are LCD drivers that have internal RAM and a key scan function. They are best suited for car audio displays. Since 1-bit data of the display data RAM corresponds to the light-on or light-off of 1-dot of the LCD panel (a bit map system), a flexible display is possible.
ML9092-04 Key Features
- Logic voltage
- LCD drive voltage
- Segment output
- mon output
- Built-in bit-mapped RAM : 60 10 = 600 bits (for ML9092-01 only: 56 10 = 560 bits for the RAM
- 4-pin serial interface with CPU: CS, CP, DI/O, KREQ
- Built-in LCD drive bias resistors
- Built-in voltage doubler circuit
- For the ML9092-01/04, the built-in 5 5 key scanner makes it possible to read the status of 25 key switches and
- Port A output