Design Guide

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
J7B2
Function Board Default
J7B3
J7B4
J7B5
J7C1
PSB Voltage Select
DVO Strap
Optional Override
JMP
JMP
JMP
No JMP for 1.05V
Reserved
J6E1 Default: pins
2-3. For EV work
jumper pins 1-2
External Thermal Sensor Header
GMCH Strapping Options
Reserved
Layout Note:
MCH_HXSWING and MCH_HYSWING should be
10mil traces with 20mil spacing
GST0
GST1
GST2
J7B4, J7B5, J7C1
should be shunted
No JMP for DVO
4.401
GMCH (2 of 3)
A
850Monday, September 15, 2003
Intel 855GM/GME CRB <Doc>
Title
Size Document Number Rev
Date: Sheet
of
Project:
STRAP_J_ST1
STRAP_J_ST2
STRAP_J_CTLB
STRAP_ST0 STRAP_PAR
STRAP_CTLB
STRAP_ST2
STRAP_ST1
EPOT_DEFAULT
STRAP_OE2#
H_D#17
H_D#9
H_D#8
H_A#14
H_A#8
H_A#6
H_A#5
H_A#3
HUB_PD7
H_D#43
H_D#36
H_D#31
H_D#16
H_D#4
H_REQ#3
H_REQ#0
H_A#28
H_A#19
H_A#7
H_D#56
H_D#39
H_D#20
H_D#15
H_D#14
H_D#6
H_A#26
H_A#25
H_A#20
HUB_PD6
H_D#63
H_D#57
H_D#37
H_D#25
H_A#15
H_A#13
H_A#9
H_D#58
H_D#34
H_A#29
H_A#16
H_D#47
H_D#44
H_D#23
H_REQ#1
H_A#27
HUB_PD5
H_D#45
H_D#41
H_D#40
H_D#19
H_D#11
HUB_PD4
HUB_PD0
H_D#46
H_D#26
H_D#21
H_D#10
HUB_PD9
H_D#35
H_D#24
H_D#5
H_A#17
HUB_PD3
H_A#11
H_D#42
H_D#30
H_D#7
H_D#0
H_REQ#4
H_A#22
HUB_PD1
H_D#55
H_D#48
H_D#32
H_D#27
H_D#22
H_A#4
HUB_PD10
HUB_PD2
H_D#53
H_D#51
H_D#49
H_D#33
H_D#18
H_D#3
H_D#1
H_A#21
H_A#18
H_D#52
H_D#29
H_D#13
H_A#12
H_A#10
HUB_PD8
H_D#54
H_D#50
H_A#31
H_A#24
H_A#23
H_D#62
H_D#60
H_D#59
H_D#38
H_D#28
H_D#12
H_D#2
H_REQ#2
H_A#30
H_D#61
CK408_SEL1#
STRAP_J_PAR
ADDDETECT7,15
LCLKCTLB6,7,16
+V5S15..18,20,23..25,27,33..35,38..40,45,46
LVDS_LIBG 7
PCI_RST#7,10,15,18,33
MCH_HCCVREF10
H_DSTBN#33
HUB_PSTRB#10,18
H_DINV#03
SMB_CLK_S6,11,12,16,18
H_BNR# 3
H_DINV#13
H_BPRI# 3
H_ADSTB#03
H_HIT# 3
CLK_MCH_BCLK#6
H_DSTBP#23
MCH_HXSWING10,46
MCH_HAVREF10
H_D#[63:0]3
H_DSTBP#33
MCH_EXTTS07
H_DSTBN#23
H_ADSTB#13
H_DSTBN#03
HUB_PD[10:0]10,18
H_DSTBP#03
H_DSTBN#13
MCH_HYRCOMP10
H_DBSY# 3
MCH_HDVREF10,46
+V3.3S5,6,9,11,15..18,20,21,23,26,31,33..36,38..40,45
H_BR0# 3
H_DSTBP#13
H_DRDY# 3
SMB_DATA_S6,11,12,16,18
MCH_HLVREF10,46
+V3.3S5,6,9,11,15..18,20,21,23,26,31,33..36,38..40,45
H_DINV#23
H_CPURST#3,5
H_A#[31:3]3
H_LOCK# 3
H_TRDY# 3
H_ADS# 3
H_DINV#33
CLK_MCH_BCLK6
MCH_PSWING10
HUB_PSTRB10,18
MCH_HYSWING10,46
H_REQ#[4:0]3
H_HITM# 3
H_DEFER# 3
+V1.5S_GMCH_DVO7,9
EPOT_VW0
H_RS#0 3
H_RS#1 3
H_RS#2 3
HUB_HLZCOMP10
H_CPURST#3,5
MCH_HXRCOMP10
AGP_TYPEDET# 15CK408_SEL13,6
RSVD5
RSVD7
RSVD6
C6T2
0.1UF
J4C1
6Pin_HDR
1
2
3
4
5
6
C4E5
0.1UF
R7B3
1K
R5P12
10K
C6T1
0.1UF
C5R2
0.1UF
C6B6
0.1UF
R7C1
1K
J6E1
3
2
1
J7B2
1 2
C4E6
1UF
12
C5T1
0.1UF
J7B3
1 2
C4E2
0.1UF
R6C7
10K
R6E7
1.5K_1%
J7B5
1 2
R7C2
1K
U7B2
SN74CBTD3384
3
7
11
17
21
4
8
14
18
22
1
13
2
6
10
16
20
5
9
15
19
23
24
12
1A1
1A3
1A5
2A2
2A4
1A2
1A4
2A1
2A3
2A5
1OE#
2OE#
1B1
1B3
1B5
2B2
2B4
1B2
1B4
2B1
2B3
2B5
VCC
GND
J7C1
1 2
C5T8
0.1UF
Q6B1
BSS138
3
1
2
R7B5
1K
Q6C2
BSS138
3
1
2
R7B4
1K
C5T2
1UF
12
HOST
HUB I/F
U5E1A
Intel 855GM/GME GMCH
P23
T25
T28
R27
U23
U24
R24
U28
V28
U27
T27
V27
U25
V26
Y24
V25
V23
W25
Y25
AA27
W24
W23
W27
Y27
AA28
W28
AB27
Y26
AB28
R28
P25
R23
R25
T23
T26
AA26
AD29
AE29
H28
K28
B20
B18
J28
C27
E22
D18
K27
D26
E21
E18
J25
E25
B25
G19
F15
K21
J21
J17
K22
H27
K25
L24
J27
G28
L27
L23
L25
J24
H25
K23
G27
K26
J23
H26
F25
F26
B27
H23
E27
G25
F28
D27
G24
C28
B26
G22
C26
E26
G23
B28
B21
G21
C24
C23
D22
C25
E24
D24
G20
E23
B22
B23
F23
F21
C20
C21
G18
E19
E20
G17
D20
F19
C19
C17
F17
B19
G16
E16
C16
E17
D16
C18
U7
U4
U3
V3
W2
W6
V6
W7
T3
V5
V4
W3
V2
T2
Y28
L28
M25
N24
M28
N28
N27
P27
M23
N25
P28
M26
N23
P26
M27
Y22
U2
W1
HA3#
HA4#
HA5#
HA6#
HA7#
HA8#
HA9#
HA10#
HA11#
HA12#
HA13#
HA14#
HA15#
HA16#
HA17#
HA18#
HA19#
HA20#
HA21#
HA22#
HA23#
HA24#
HA25#
HA26#
HA27#
HA28#
HA29#
HA30#
HA31#
HREQ0#
HREQ1#
HREQ2#
HREQ3#
HREQ4#
HADSTB0#
HADSTB1#
HCLKN
HCLKP
HYRCOMP
HYSWING
HXRCOMP
HXSWING
HDSTBN0#
HDSTBN1#
HDSTBN2#
HDSTBN3#
HDSTBP0#
HDSTBP1#
HDSTBP2#
HDSTBP3#
DINV0#
DINV1#
DINV2#
DINV3#
CPURST#
HDVREF0
HDVREF1
HDVREF2
HD0#
HD1#
HD2#
HD3#
HD4#
HD5#
HD6#
HD7#
HD8#
HD9#
HD10#
HD11#
HD12#
HD13#
HD14#
HD15#
HD16#
HD17#
HD18#
HD19#
HD20#
HD21#
HD22#
HD23#
HD24#
HD25#
HD26#
HD27#
HD28#
HD29#
HD30#
HD31#
HD32#
HD33#
HD34#
HD35#
HD36#
HD37#
HD38#
HD39#
HD40#
HD41#
HD42#
HD43#
HD44#
HD45#
HD46#
HD47#
HD48#
HD49#
HD50#
HD51#
HD52#
HD53#
HD54#
HD55#
HD56#
HD57#
HD58#
HD59#
HD60#
HD61#
HD62#
HD63#
HI_0
HI_1
HI_2
HI_3
HI_4
HI_5
HI_6
HI_7
HI_8
HI_9
HI_10
PSTRBS
PSTRBF
HLZCOMP
HCCVREF
ADS#
HTRDY#
DRDY#
DEFER#
HITM#
HIT#
HLOCK#
BREQ0#
BNR#
BPRI#
DBSY#
RS0#
RS1#
RS2#
HAVREF
PSWING
HLVREF
J7B4
1 2