Processor PCB
2.8.1 Keyboard Layout and Scan Codes
The Keyboard layout and designated key position numbers are shown in Figure
2-25. The corresponding scan codes are listed in Table 2-10. The scan codes are
usually different than the hex codes for the keys. For hex code information, see
Appendix D.
(I)
PFI ..
PROGRAMMABLE FUNCTION KEYS
•
PF22
I
FNC
~
(2)
I
(3)
(4)
(5)
(6)
(7)
(8)
(9)
I
(10)
I
(\1)
I
(12)
I
(13)
I
(14)
I
(IS)
I
(16)
I
(17)
I
(18)
I
(19)
I
(20)
I
(21)
I
(22)
I
(23)
I
(NUMBERS IN PARENTHESES DESIGNATE KEY POSITION)
D
NONLOCKABLE SWITCH KEYS
D
LOCKABLE SWITCH KEYS
Figure 2-25 Keyboard Layout
Table 2-10 Keyboard Scan Codes
KEY
SCAN
KEY
SCAN
KEY
POSITION
CODE
POSITION
CODE
POSITION
1*
-
38
9C
75
2
80
39
98
76
3
81
40
51
77
4
82
41
57
78
5
83
42
45
79*
6
84
43
52
80*
7
85
44
54
81*
8
86
45
59
82
INS
!
(S5)
(S6)
DEL
.
(90)
(91)
t
(96)
-
-
(101)
(102)
+
(107)
SCAN
CODE
4D
2C
2E
2F
-
-
-
20
*Positions 1 (FNC), 54 (CTRL), 55 (CAPS LOCK), 68 and 79 (SHIFT), 80 (GRPH 1),81
(GRPH 2), and 83 (ALT) must be used with another key to generate a scan code.
CLEAR
BREAK
HOME PRINT
STOP(89)
(S7)
(SS)
7
S
9
-
(92)
(93)
(94)
(95)
4
5
6
+
(97)
(9S)
(99)
(100)
I
2
3
E
(103)
(104)
(lOS)
N
T
0
E
(lOS)
(109)
R
(106)
2-39