IN44780 Overview
DataShee The IZ44780 is a dot matrix liquid crystal display controller & driver LSI that displays alphanumerics, characters and symbols. It drives dot matrix LCD under microputer control. All functions needed for dot matrix LCD drive are internally provided on one chip.
IN44780 Key Features
- Internal Memory Character Generator ROM: 8320 bits Character Generator RAM: 512 bit Display Data RAM: 80 x 8 bits for 80
- Character type dot matrix LCD driver & controller
- Internal driver: 16 mon and 40 segment signal output
- Display character format: 5 x 7 dots + cursor, 5 x 10 dots + cursor
- Easy interface with a 4-bit or 8-bit MPU
- Display character pattern: 5 x 7 dots format: 192 kinds, 5 x 10 dots format: 32 kinds
- The special character pattern can be programmable by Character Generator RAM directly
- A customer character pattern can be programmable by mask option
- Wide range of instruction function: Display clear, Cursor home, Display ON/OFF, Display shift Cursor ON/OFF, Display cha
- Internal automatic reset circuit at power ON