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AU9223 USB KVM Controller V1.00
Official Release_ Public
3.0 Pin Assignment
Figure 3.1 Pin Assignment Diagram
1
2
3
5
4
6
7
8
10
9
11
33
32
31
29
30
34
46
45
44
43
42
12
35
36
28
27
26
25
41
40
39
38
37
47
48
13
14
15
16
17
18
19
20
21
22
23
24
AVCC
AVSS
XTAL1
XTAL2
VCC5V
BVCC
BVSS
SWITCHN
IOSWITCHN
BUS_PWRD
BEEP
DP4_PWRUP
VCC
SWITCHMODE0
SWITCHMODE1
Virtual_KBD_Port2
PS2_CLK/No Connectio
PS2_DAT/No Connectio
Reserved
Reserved
GPO1
GPO0
Reserved
GPO2
ALCOR MICRO
AU9223
48PIN LQFP
VS
S
DO
WNU
S
B
2
_
D
M
DO
WNU
S
B
2
_
D
P
DOW
N
U
S
B
1
_
D
M
Vi
rt
u
al_
KBD
_
Por
t1
DO
WNU
S
B
1
_
D
P
DP
2_P
WR
UP
SY
S2
BUTT
ON
N
DO
WNU
S
B
4
_
D
P
SYS
1
BU
TTON
N
DP
1_P
WR
UP
DO
WNU
S
B
4
_
D
M
O
NI
T
O
R1
E
N
O
NI
T
O
R2
E
N
Re
se
rv
ed
Port
2
D
etec
t
Port
1
D
etec
t
PUS
B
1
_
D
P
P
USB1
_D
M
PUS
B
2
_
D
P
P
USB2
_D
M
UP1
LE
D
N
NC
UP2
LE
D
N
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