LC75808E
Overview
- Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)
- 1/8duty-1/4bias, 1/9duty-1/4bias, and 1/10duty-1/4bias drive schemes can be controlled from serial data. 1/8duty-1/4bias: up to 480 segments 1/9duty-1/4bias: up to 540 segments 1/10duty-1/4bias: up to 600 segments
- Sleep mode and all segments off functions that are controlled from serial data.
- Serial data I/O supports CCB format communication with the system controller.
- Direct display of display data without the use of a decoder provides high generality.
- Built-in display contrast adjustment circuit.
- Up to 4 general-purpose output ports are included.
- Independent LCD driver block power supply VLCD.
- Provision of an on-chip voltage-detection type reset circuit prevents incorrect displays.
- The INH pin is provided. This pin turns off the display, disables key scanning, and forces the general-purpose output ports to the low level.
