Atari 400 Hardware Manual

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2220
2230
2240
22'50
2260
2270
2280
2290
2300
2310
2320
2330
2340
2350
2360
2370
2380
2390
2 400
2410
2420
2430
2440
24'50
2460
2470
2480
2490
2'500
251.0
2520
2'530
2540
2550
2560
2"570
2'580
2'590
2600
2610
2620
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; FILL IN OPPOSITE S QUAf?ES
; INITIALIZE PLAVER AND MISSILE POSITIONS AND COLORS
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,
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,
INITILIZE 80APD DISPLAY
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26411 BF'DLP
26'50
26.;0
267'3
2£80
2690
2700
2710
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BRvLP

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)