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8
7
Keyboard/Mouse/Floppy
D
VCC5
F1
1
2
1.0A
KBDAT
1
12
L16
KBCLK
1
12
C
L12
MDAT
1
12
L14
MCLK
1
12
L13
B
A
8
7
6
VCC5_KBMS_F
1
2
VCC5_KBMS_J
12
L15
1
2
KBDAT_FB
2
3
GND_KBMS_C
4
5
2
KBCLK_FB
6
7
2
MDAT_FB
8
9
10
11
2
MCLK_FB
12
C45
C33
C32
C46
C47
2
1
6
5
4
J1
12
12
12
12
12
12
17
12
16
12
15
12
14
12
13
12
12
12
2
12
1
5
4
3
2
VCC5
RP17
1
8
2
7
3
6
Floppy Connector
4
5
1K
J23
DRVDEN#0
2
1
4
3
DRVDEN#1
6
5
INDEX#
8
7
MTR#0
10
9
12
11
DS#0
14
13
16
15
DIR#
18
17
STEP#
20
19
WDATA#
22
21
WGATE#
24
23
TRK#0
26
25
WRTPRT#
28
27
RDATA#
30
29
HDSEL#
32
31
DSKCHG#
34
33
TITLE: INTEL(R) 820 CHIPSET CUSTOMER REFERENCE BOARD
KEYBOARD/MOUSE/FLOPPY
PCD PLATFORM DESIGN
R
1900 PRAIRIE CITY ROAD
FOLSOM, CALIFORNIA 95630
3
2
1
D
C
B
A
REV:
1.01
DRAWN BY:
PROJECT:
LAST REVISED:
SHEET:
11-18-1999_11:23
26
OF 36
1
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