Tandy 1000 Basic Reference Manual

INDEX
ABS Fn 92, 97
Absolute coordinates 82
Absolute value 97
Active page 80, 303
Addition 52
ALT key 38
AND 54
Animation 171, 282
Arctangent 99
Arguments 8
Arithmetic operators 51
Arrays 59-63, 117, 142, 152, 248
defining 63, 142
erasing 152
types
62
ASC Fn 92, 98
ASCII codes 98, 112, 302, 379-388
Aspect ratio 77, 78
Assembly-language subroutines 351-356
CALL 105
calling 105
DEFUSR 140
interfacing 351-353
loading 352
poking 353
USR 333
ATN Fn 92,
99
AUTO St 87, 100
Background colors 78, 79, 80
Backups 17-19
BASIC
commands
33
concepts 43-56
derived function 376-377
device names 14
directory paths 12-13
disk files 11
editing 33-36
line numbers 43, 100
loading 19, 27
393

Tandy 1000 Specifications

General

Processor	Intel 8088
Processor Speed	4.77 MHz
RAM	128 KB (expandable to 640 KB)
Operating System	MS-DOS 2.11
Manufacturer	Tandy Corporation
Release Year	1984
Storage	Single or double 5.25" floppy disk drive (360 KB), optional hard drive
Sound	Tandy 3-voice sound
Ports	Parallel, Serial
Graphics	CGA (Color Graphics Adapter)
Graphics Modes	320x200, 640x200