beautypg.com

Appendix b-equity ii+ specifications, Cpu and memory, Controllers – Epson Equity II User Manual

Page 63: Interfaces, Equity ii+ specifications, Appendix b

background image

Appendix B

Equity II+ Specifications

CPU and Memory

16-bit CPU

80286 microprocessor; 8 or 12 MHz clock-
rate, switch-selectable

Main memory

R O M

Math coprocessor

Controllers

Floppy disk

Hard disk

Interfaces

Serial

Printer

Real address (8086-compatible) and pro-

tected virtual address (multi-tasking or multi-
user) modes

24-bit address and 16-bit data bus

640KB RAM on memory card; expandable
to 15.5MB maximum with expansion cards

32KB, expandable to 64KB, selectable
alternate ROM for custom use

80287 (8 MHz) support (optional)

Supports up to two drives available in any of

four formats: double-density (360KB),

double-density (720KB), high-density
(1.2MB), or high-density (1.44MB); control-
ler on multifunction card

Supports up to two drives available in

multiple formats (including 10MB, 20MB,
30MB, and 40MB); installs in option slot

RS-232C , programmable, asynchronous,

DB-9P male connector

Standard 8-bit parallel, DB-25S female

connector

User's

Guide

B-l