NT6880 Datasheet, PDF (10/13 Pages) List of Unclassifed Manufacturers – Keyboard Controller

Application Circuit II (for reference only)
NT6880
V DD
4.7 - 10 m f
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
P16
P17
P30
P31
P20
P21
P22
P23
P24
P25
P26
P27
V DD
GND
LED0
LED1
LED2
NT6880
RESET
DATA
CLK
R/OSCO
OSCI
V DD
Scroll Lock
Num Lock
Caps Lock
0.1 mf
Optional
KBD DATA
KBD CLOCK
4MHz
Ceramic Resonator
R0
S0
Pause
S1
Q
S2
W
S3
E
S4
R
S5
U
S6
I
S7
O
S8
P
Scroll
S9
Lock
S10
K14
7
S11
Home
8
S12
9
S13
PgUp
S14
+
S15
S16
S17
R1
Tab
Caps
Lock
F3
T
Y
}
]
F7
{
[
Back
Space
4
5
6
K107
(L)
Shift
R2
A
S
D
R3
R4
(R)
Ctrl
Esc
Z
(K45)
Macro
X
F4
C
F
G
V
J
K
L
:
;
|
\(K29)
1
End
2
3
PgDn
(R)
Enter
(R)
Shift
H
F6
"
'
(L)
Alt
F11
Space
0
Ins
.
Del
M
<
,
>
.
|
\(K42)
Enter
Num
Lock
/
*
R5
K131
K132
K133
B
N
K56
APP
?
/
(R)
Alt
F12
-
R6
(L)
Ctrl
~
,
F1
F2
%
5
^
6
+
=
F8
-
R7
F5
!
1
@
2
#
3
$
4
&
7
*
8
(
9
)
0
Print
Screen
F9
F10
Delete
Insert
Page
Up
Page
Down
Home
End
WINL
WINR
10