Atari 130XE

A
addition function, 48
alphanumeric va ri ab le s, 45
arrow keys, 16, 31, 47, 48 , 49
ATARI BASIC (see BASI C)
Audio-Visual Test, 10
auto repeat, 29
B
BASIC
built-in
programming
language, 21-22, 23
disabling the language, 12, 21
bent arrow, 40
blank lines,
32
in programs, 38
blank spaces, 31-32
Break key, 11, 14
,3 4,41,66,72
bugs, 57
BYE, 9, 12, 21
byte, 42-43
C
Caps key, 15, 17, 29-30, 31
caret, 48
caring for your computer, 8
cartridges
loading , 11-12, 24
software, 23
Clear key, 31, 40
clearing the computer's memory, 35
clearing the screen, 31, 40
colon,
42
COLOR, 73, 74-75
color registers, 69
changing
colors in , 71,73,74-75
designating, 73, 75
colors, 68-69
comma
in numbers, 47
with
PRINT statements, 41-42
commands
COLOR, 73, 74-75
consolidating on one line, 42, 62
DIM, 43, 44, 45, 46
DRAWTO, 73-74
END , 56, 65, 66
FOR-NEXT, 57-63, 66, 68
FRE , 42-43
GOSUB-RETURN,
68
GOTO, 41, 46, 55, 56, 66, 72
IF-THEN, 52 , 55-57
1
29
INPUT, 43, 44, 53, 56
INT,51
LIST, 35, 36
NEW, 35
PLOT, 73
POKE, 19
PRINT, 37, 38,39,40,41,42,43,
44, 71, 72
PRINT #6;, 71,72, 73
READ-DATA ,68
REM , 46
hND , 50-52
RUN,36
SETCOLOR, 69, 71, 72, 73, 74 , 75
SOUND, 65, 66
STEP, 59-60
TRAP, 56, 62, 68
compatibility, 23
Control key, 13, 15
for graphic
symbols, 17, 30-31
for international characters, 19
with arrow keys, 16,
31
with Caps key, 16, 17, 31
with Clear key, 31, 40
with Delete Back Space key , 16, 32
with In se rt key, 16, 31
with Tab key, 33
with 1 key, 15, 40
with 2 key, 15
with 3 key, 15
counting
loop, 57-63
cu rsor
cont rol , 31
D
DA TA (see READ)
default color, 69, 71, 73, 75
default luminanc e, 70
delay loop, 61-63
Delete Back Space key, 14, 16, 32
deleting
lines,
32
program lines, 38
spaces, 32
DIM (dimensioning), 43, 44 , 45, 46
disk drive, 23,
24, 25
Di sk Operating System, 12, 21
display scree n, 25
distortion, 65 -6 6
di vision sign , 49
Down Arrow key, 16, 31
DRAWTO, 73-74
dummy
variable, 51