samsung S3C7281 handbook

The S3C7281 is a SAM48 core-based 4-bit CMOS single-chip microcontroller. It is built around the SAM48 core CPU and contains ROM, RAM, 14 I/O lines, buzzer and inverted buzzer output, and LCD driver/controller with an up-to-64-dot. The S3C7281 can be used for dedicated control functions in a variety of applications, and is especially designed for LCD general purpose.