UCOM-44 Overview
NEe ~-44 4-81T SINGLE CHIP MICROPUTERS DESC R IPTION The M-44 4-bit single chip microputers described below prise the medium·performance portion of the M-4 Microputer Family. They are dis· tinguished from other M-4 products by their ROM and RAM, and their extensive 351ine I/O capability.
UCOM-44 Key Features
- 64 x 4 RAM
- 10 MS Instruction Cycle Time, Typical
- 58 Powerful Instructions
- Table Look-Up Capability with CZP and JPA Instructions
- Single Bit Manipulation of RAM or I/O Ports
- 1-Level Subroutine Stack (MPD651 has a 2-Level Stack)
- Extensive I/O Capability
- Software Testable Interrupt
- Built-ln Clock Signal Generation Circuitry
- Built-In RESET Circuitry