UPD7229 Overview
Description
µ PD16434 is LCD controller/driver containing the interfacing features for a dot-matrix mode 8-, 16-time division LCD and a microprocessor. µ PD16434 contains a 5- by 7-dot matrix character generator corresponding to ASCII/JIS.
Key Features
- DOT matrix LCD controller/driver
- 8- or 16-time division drive possible with a single chip 8-time-division : 400 (50 by
- dots 16-time-division : 672 (42 by
- 8- or 16-time division drive possible with no chip 8-time-division : n × 400 (50 by
- dots 16-time-division : n × 800 (50 by
- Display data storage RAM : 20 × 50 × 8 bits
- Programmer specified dot (graphic) display
- Capable of alphanumeric and symbolic displays thorough built-in ROM (5 by 7 dots) 160 characters
- Parallel data input/output (Switch able between 4 and 8 bits)
- Cursor manipulation command
