Tandy 1000 Programmer's Reference Guide

Appendix B I Ke.yboard ASCII and Scan Codes
QWERTY (USA) - Model 1000
ASCII Codes As of Oct. 22 1984
Scan Keyboard SHIFT CTRL
Code Legend Normal ALT Remarks
01 ESC
02
1 !
03 2 (2
04 3 #
05 4 $
06 5 %
07 6
08
7 &
09 8
0A 9 (
OB 0 1
0c - -
0D = +
BE BACKSPACE
OF TAB
10
Q
11 w
12 E
13 R
14 T
15 Y
16 U
17 I
18 0
19 P
*
1A [ {
1B 1 1
1C ENTER
1D CTRL
1E A
1F S
20 D
21
F
22 G
23 H
24
J
25 K
26 L
27
;
28 ’
29 UPARROW
2A SHIFT
2B LEFTARROW
2c
z
2D X
2E C
2F
V
1B
31
32
33
34
35
36
37
38
39
30
2D
3D
08
09
71
77
65
72
74
79
75
69
6F
70
5B
5D
OD
61
73
64
66
67
68
6A
6B
6C
3B
27
x48
x4B
7A
78
63
76
*
*
1B
21
40
23
24
25
5E
26
2A
28
29
5F
2B
08
x0F
51
57
45
52
54
59
55
49
4F
50
7B
7D
OD
41
53
44
46
47
48
4A
4B
4c
3A
22
x85
x87
5A
58
43
56
*
*
1B x8B
xEl x78
x03 x79
xE3 x7A
xE4 x7B
xE5 x7C
1E x7D
xE7 x7E
xE8 x7F
xE9 x80
xE0 x81
1F x82
xF5 x83
7F x8C
x8D x8E
11 xl0
17 xll
05 x12
12 x13
14 x14
19 x15
15 x16
09 x17
OF x18
10 x19
1B xEB
1D xF0
OA x8F
01 xlE
13 xlF
04 x20
06 x21
07 x22
08 x23
OA x24
OB x25
0C x26
xF6 xF8
xF7 xF1
x90 x91
* *
tin Keyboarl
ntrol Mode
* * Left SHIFT
x73 x92
1A x2C
18 x2D
03 x2E
16 x2F
226

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