Atari 400 User Manual

Atari 810 Disk Drive 219
Illustration 7-7. DOS Version 1.0 Menu
DISK OPERATING SYSTEM
COPYRIGHT 1979 ATARI
A. DISK DIRECTORY
B. RUN CARTRIDGE
C. COPY FILE
D. DELETE FILE(S)
E. RENAME FILE
F. LO CK FILE
G. UNLOCK FILE
H. WRITE DOS FILE
SELECT ITEM
•
9/24/79
I. FORMAT DISK
J. DUPLICATE DISK
K. BINARY SAVE
L. BINARY LOAD
M . RUN AT ADDRESS
N.
DEFINE DEVICE*
O . DUPLICATE
FILE
*N--DEFINE DEVI CE is not used.
Illustration 7-8. DOS Version 2.0 Menu
DISK OPERATING SYSTEM II VERS ION 2.0S
COPYRIGHT 1980 ATARI
A. DISK DIRECTORY
I. FORMAT DISK
B. RUN CARTRIDGE
J. DUPLICATE DISK
C. COpy FILE
K. BINARY LOAD
D. DELETE FI LE(S)
L. BINARY LO AD
E. RENAME FILE
M . RUN AT ADDRESS
F. LOCK FILE
N. CREATE MEM.SA V
G.
UNLOCK FILE O. DUPLICATE FILE
H. WRITE DOS FILES
SELECT ITEM OR [RETURN] FOR MENU
•

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)