Atari 400 Basic Reference Manual

APPENDIX F
PRINTED VERSIONS
OF CONTROL CHARACTERS
The cursor and screen control characters can be placed in a s tring in a program or used as a Direct mode
statement by pressing the IB ke y before entering the character from the keyboard. This causes the
special symbols which are shown below to be displayed. (Refer to Section 1 - IB Ke y. )
SEE THIS
PRESS
PRESS
• •
•
•
•
•
PRESS AND
PRESS
HOLD PRESS
•
El
•
•
El
•
•
El
•
•
El
•
OR
•
El
•
•
•
•
El
•
•
El
•
•
•
•
•
•
El
•
•
•
•
El
•
App e ndix F·l

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)