User's Manual

11-29-1999_14:46
IDE CONNECTORS
24
12S66DETECT
C318
0.047UF
12P66DETECT
24
PCIRST_BUF#
8,10,12,13,14,18,21,22,23
PCIRST#
11
SDCS#1
10,34
IRQ15
11
PDREQ
11
PIORDY
10,34
IRQ14
11
PDCS#1
11
PDIOW#
11
SDIOW#
11
SDIOR#
11
SDREQ
33
R333
1K
R336
5.6K
R335
10K
R334
470
R337
1K
R321
33
R318
5.6K
R320
10K
R319
470
R322
11
SDCS#3
11
PDCS#3
11
PDD[15:0]
PDD8
PDD9
PDD10
PDD11
PDD12
PDD13
PDD14
PDD15
PDD1
PDD0
PDD2
PDD3
PDD4
PDD5
PDD6
PDD7
11
SDA[2:0]
SDA2
SDA0
SDA1
11
SDD[15:0]
SDD9
SDD10
SDD11
SDD12
SDD13
SDD14
SDD15
SDD1
SDD0
SDD2
SDD3
SDD4
SDD5
SDD6
SDD7 SDD8
24
PCIRST_BUF#
J22
9
87
65
40
4
39
3837
3635
3433
3231
30
3
29
2827
2625
2423
2221
20
2
19
1817
1615
1413
1211
10
1
J21
1
10
11 12
13 14
15 16
17 18
19
2
20
21 22
23 24
25 26
27 28
29
3
30
31 32
33 34
35 36
37 38
39
4
40
56
78
9
24
PCIRST_BUF#
8.2K
R351
20
IDEACTP#
PDA2
PDA1
11 PDA[2:0]
PDA0
20
IDEACTS#
11
PDIOR#
11
PDDACK#
11
SIORDY
11
SDDACK#
PCIRST#_RS
IDE_JSIDE_JP
PCIRST#_RP
U19
56
7
14
C329
0.047UF
PCD PLATFORM DESIGN
REV:
DRAWN BY:
LAST REVISED:
PROJECT:
SHEET:
FOLSOM, CALIFORNIA 95630
1900 PRAIRIE CITY ROAD
87654321
A
B
C
D
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D
C
B
A
TITLE: INTEL(R) 820 CHIPSET DUAL PROCESSOR CUSTOMER REFERENCE BOARD
3.03
OF 38
R
VCC5VCC5
VCC3_3
VCC3_3
SN74LVC07A
GND
VCC
Secondary IDE
Primary IDE
For drive side detection, stuff C329,C318.
For host side detection, no stuff C329,C318.
P66DETECT and S66DETECT can be connected to a GPI for BIOS cable detection.
IDE Connectors