Texas Instruments TI-99/4A User Reference Guide

Appendix
ASCII CHARACTER CODES
The defined characters on the TI-99/4A Computer are the standard ASCII characters for codes 32
through 127. The following chart lists these characters and their codes.
ASCII
ASCII
ASCII
CODE CHARACTER
CODE CHARACTER
CODE CHARACTER
32
(space) 65 A
97
A
:B
!
(exclamation point)
66
B
98
B
34
"
(quote) 67
C
99
C
35 it
(number or pound sign) 68
0
100
D
36
$ (dollar) 69 E
101
E
37
% (percem)
70 r
102
F
38
& (ampersand) 71 G
103 G
39 (apostrophe)
72
H
104 H
40
(
(open parenthesis)
73
I
105
I
41
) (close parenthesis)
74
J
106
J
42
>I< (asterisk)
75
K
107
K
43 + (plus) 76
L 108
L
44 (comma)
77
M
109
M
45
- (minus)
78
N 110
N
46
(period)
79
0
111
0
47
I
(slant)
80 P
112
p
48
0
81
Q
113 Q
.. 9
1
82
R
114
R
50
2
83 S
115
S
51
3
1'14
T
116
T
S2
4
8S
U
117
U
53
5
86
V
118
V
'i4
()
87
W
119
W
5S
7 8H
X
120
X
56
8 89
Y
121
y
57
9
90
Z 122
z
58
(colon)
91
I
(open bracket)
123
l
(left brace)
59 (semicolon)
92
\. (reverse slant)
124
60 < (less than)
93 I
(close bracket)
125
(right brace)
fll
= (t-'fJuals)
94
!\ (exponentiation) 126
(tilde)
62
-,> (greater than) 95
(line) 127
DEL (appears on
63
? (question mark)
96 (~avc)
screen as a
64
Cd (at sign)
blank.)
These character codes are grouped into twelve sets for use in color graphics programs.
Set#
Character
Set #
Character
Set #
Character
Codes
Cuc.k,:;
Codes
1 32·39
5
64-71
9
96·103
2
40-47 6
72-79
10
104-111
3
4R-SS
7
80·87
11 112·119
4 56-63
8
88-95
12
120-127
Two additional characters are predefined on the TI·99/4A Computer. The cursor is assigned to
ASCII code 30, and the edg~ c!wraC(er i~ a~~iglleu to code 31.
User's Reference Guide
Ill-I

Texas Instruments TI-99/4A Specifications

General

Brand	Texas Instruments
Model	TI-99/4A
Category	Desktop
Language	English