Documents AT89C51

Features • 80C52 Compatible – 8051 Instruction Compatible – Six 8-bit I/O Ports (64 Pins or 68 Pins Versions) – Four 8-bit I/O Ports (44 Pins Version) – Three 16-bit…

Documents 8051

Features • • • • • • • • • • • • 80C51 Core Architecture 256 Bytes of On-chip RAM 1 KB of On-chip XRAM 32 KB of On-chip Flash Memory – Data Retention:…