Atari 400 Basic Reference Manual

STRIG
14
13
Figure 10-3. Joystick Controller Movement
Fonnat:
STRIG(aexp)
Example:
100 IF STRIG(3) = 0 THEN PRINT "FIRE TORPEDO"
The STRIG function works th e same way as the PTRIG function . It can be used
with both the joystick and k ey board c ontroller s.
GO So un d.s and Ga me Contro llers

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)