1
2
3
4
56
A
B
C
D
6
5
4
3
2
1
D
C
B
A
DWG No.
Rev
Sheet
Drawn by
Date
Si
ze
USB930HxA
DBD A
d
apter Bd.
FCSM No.
A
lthoug
h Intel
has veri
fi
ed thi
s desi
gn
to be functi
onal
,
Intel
assumes no responsi
b
ili
ty for any errors whi
ch may
appear i
n
the desi
gn
. Intel
reserves the ri
ght to modi
fy
thi
s desi
gn
wi
thout noti
ce.
Intel
Corporati
on
1
CEG System Eng
ineeri
ng
Boards and A
S
ICs
5000 W.
Chandl
er Bl
vd.
Chandl
er,
A
Z
85226
0001
A
11:
13:
33
2-A
pr-1997
B
HELSSOC.
SCH
CMJ
of
2
F
ile
P
2
.[0:
7]
P
0
.[0:
7]
P0
.0
P0
.1
P0
.2
P0
.3
P0
.4
P0
.5
P0
.6
P0
.7
P3
.0
P3
.1
P3
.2
P3
.3
P3
.4
P3
.5
P3
.6
P3.7
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RESET
NC
1
GND
4
OUT
5
VC
C
8
U1
12.
000 MHz
Cl
ock Osc.
Y1
12.
000 MHz
C1
30 pF
C2
30 pF
P5
V
1
2
JW1
P5
V
CLK12MHZ
1
TP1
1
TP2
P
LLSEL2
C3
0.
1 uF
1
3
2
JW2
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
C7
1 uF
ECA
P
P
S
EN*
AL
E
EA
*
EA
*
AL
E
P
S
EN*
P
3
.[0:
7]
P
1
.[0:
7]
RESET
1
TP3
C4
0.
1 uF
C5
0.
1 uF
C6
0.
1 uF
XT
A
L
1
XT
A
L
2
P5
V
DP
4
DM4
DP
1
DM1
DP
0
DP
3
DM0
DM3
DM2
DP
2
DP
1
DM1
DP
0
DM0
DP
3
DM3
DP
2
DM2
C8
10 uF
P5
V
AVC
C
AVC
C
DP
4
DM4
UP
WEN*
UP
WEN*
A15/P2.7
2
Vss
1
A14/P2.6
3
A13/P2.5
4
A12/P2.4
5
A11/P2.3
6
A10/P2.2
7
A9/P2.1
8
A8/P2.0
9
A
D7/P
0.
7
10
A
D6/P
0.
6
11
A
D5/P
0.
5
12
A
D4/P
0.
4
13
A
D3/P
0.
3
14
A
D2/P
0.
2
15
A
D1/P
0.
1
16
A
D0/P
0.
0
17
V
ssp
18
V
ccp
19
P
3
.0/RXD
20
P
3
.1/T
XD
21
P
3
.2/INT
0#
22
P
3
.3/INT
1#
23
P
3
.4/T
0
24
P
3
.5/T
1
25
P
3
.6/WR#
26
A16/P3.7/RD#
27
P1.0/T2
28
P1.1/T2EX
29
P1.2/ECI
30
P1.3/CEX0
31
P1.4/CEX1
32
P1.5/CEX2
33
P1.6/CEX3/WAIT#
34
A17/P1.7/CEX4/WCLK
35
Vcc
36
Vss
37
XTAL1
38
XTAL2
39
AVcc
40
RESET
41
PLLSEL1
42
PLLSEL2
43
P
LLSEL0
44
DM2
45
DP
2
46
Reserved
47
DM3
48
DP
3
49
SOF#
50
V
ccp
51
V
ssp
52
ECA
P
53
DM0
54
DP
0
55
Reserved
56
DM1
57
DP
1
58
DM5
59
DP
5
60
OVRI#
61
UPWEN#
62
Reserved
63
Reserved
64
PSEN#
65
ALE
66
EA#
67
Vcc
68
U2
H
ELS
IN
K
I
1
3
2
JW3
1
3
2
JW4
P
LLSEL1
P
LLSEL0
P
LLS
EL2
P
LLS
EL1
P
LLS
EL0
U
S
B
d
at
a r
at
e C
or
e f
re
qu
en
cy
X
T
A
L
1
2
-3
2
-3
1
-2
1
.5
M
bp
s 3
M
H
z 6
M
H
z
1
-2
2
-3
2
-3
1
.5
M
bp
s 6
M
H
z 1
2 M
H
z
1
-2
1
-2
2
-3
1
2 M
bp
s 1
2 M
H
z 1
2 M
H
z
OV
RI*
OV
RI*
SOF*
SOF*
AVC
C
C9
0.
1 uF