Atari 400 User Guide

BY THE EDITORS OF
CONSUMER GUIDE ®
THE USER'S GUIDE TO
ATARI
400· 800' 1200XL COMPUTERS,
SOFTWARE, & PERIPHERALS
Another Original publication of POCKET BOOKS
~
POCKET BOOKS, a division of Simon & Schuster, Inc.
1230 Avenue of the Americas
N
ew York, N. V. 10020
Copyright © 1983 by' Publi ca tions International, Ltd.
All rights reserved, including the right to reproduce
this book
or portions thereof in any form whatsoever.
For information address Pocket Books, 1230 Avenue
of the Americas, New York, N.V. 10020
ISBN: 0-671-49503-8
First Pocket Books printing December, 1983
10 9 8 7 6 5 4 3 2 I
POCKET and colophon are regi ste red trademarks
of Simon & Schuster, In c.
Printed in the U.S.A.

Atari 400 Specifications

General

Manufacturer	Atari
Model	400
Type	Home Computer
Release Year	1979
CPU	MOS Technology 6502
CPU Speed	1.79 MHz
ROM	10 KB
Operating System	Atari OS
Keyboard	Membrane keyboard
RAM	8 KB (expandable to 48 KB)
Graphics	ANTIC and GTIA chips
Sound	4 channels
Display	RF output for connection to TV
Storage	Optional cassette tape drive or floppy disk drive
Ports	Cartridge
Display Resolution	320x192 (16 colors)