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A
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B
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D
D
E
E
4 4
3 3
2 2
1 1
CPU Module must drive
CONFIG1l to indicate
processor type.
3.3V = PentiumII
0V = Pentium
1-2 Normal Operation
2-3 Clear CMOS
Keep crystal close to PIIX4 and
caps close to crystal
Trace lengths
should be equal
THIS DRAWING CONTAINS INFORMATION WHICH HAS NOT
BEEN VERIFIED FOR MANUFACTURING AS AN END USER
PRODUCT. INTEL IS NOT RESPONSIBLE FOR THE
MISUSE OF THIS INFORMATION.
{Doc}
D
PIIX4 Part 2
C
14 22Thursday, February 25, 1999
Title
Size Document Number Rev
Date: Sheet of
EXTSMI#
THERM#
SERIRQ
BATLOW#
TEST#
CONFIG2
SMBALERT#
LID
LID
EXTSMI#
CONFIG2
SERIRQ
BATLOW#
TEST#
SMBALERT#
IRQ#8
THERM#
IRQ149,13,15,16,18
DACK5#18
CONFIG14,8
DRQ19,16,18
PCI_STOP# 8
PIRQA#3,9,10,11,13
IRQ49,13,16,18
INIT4,9
TC16,18
DACK3#16,18
USBP1+ 17
APICCS#9,13
DACK6#18
NMI4,9
OC0# 17
USBP0+ 17
DRQ09,16,18
DRQ59,18
CPURST4,9
IRQ109,13,16,18
FERR#4,9
IRQ9OUT# 13
PCICLKF8
PIRQC#3,9,10,11,12,13
IRQ79,13,16,18
SMBDATA 4,5,6,7,8,9
IRQ159,13,15,16,18
IRQ69,13,16,18
DRQ39,16,18
KBDRST#16
IRQ013
PIRQD#3,9,10,11,13
DACK2#16,18
PX4_SMI#13
INTR4,9,13
CPU_STOP# 8
XOE#13
SPKR21
KBDA20GATE16
USBP1- 17
DRQ29,16,18
A20M#4,9
APICACK1#13
STPCLK#4,9
DACK0#16,18
IGNNE#4,9
USBP0- 17
APICREQ#13
DRQ79,18
DACK1#16,18
IRQ19,13,16
XDIR#13
PIRQB#3,9,10,11,12,13
IRQ#813
PWROK4,21
SLP#4,9
REF28
BIOSCS#20
DACK7#18
IRQ99,13,18
IRQ59,13,16,18
IRQ39,13,16,18
USBCLK08
OC1# 17
IRQ129,13,16,18
IRQ119,13,18
DRQ69,18
SMBCLK 4,5,6,7,8,9
ZZ 4
RSMRST# 21
GPME# 12
SUSA# 8
SUSCLK4
SUS_STAT1# 4
PWRBTN# 21
PWRON# 21
V3_3
V3_3
V3.3SUS
V5_0
V3_3
V3.3SUS
V3.3SUS
V3_3
V3.3SUS
V3.3SUS
Y2
32.768KHz
1 2
C133
10pF
C132
10pF
BT1
BATTERY
12
C147
0.1uF
C189
0.1uF
C190
0.1uF
C192
0.1uF
C187
0.1uF
C188
0.1uF
C129
0.1uF
C193
0.1uF
C191
0.1uF
C195
0.1uF
C194
0.1uF
R42
1K
R63
1K
RP39 10K
1 8
2 7
3 6
4 5
RP31 10K
1 8
2 7
3 6
4 5
RP32
10K
18
27
36
45
RP36 10K
1 8
2 7
3 6
4 5
RP28 10K
1 8
2 7
3 6
4 5
RP30
10K
18
27
36
45
D3
Bat54
31
2
D6
Bat54
3 1
2
D7
Bat54
31
2
DMA/IRQ
SIGNALS
USB
SIGNALS
POWER
MGMT.
CPU
INTERFACE
SYSTEM
X-BUS
PIIX4
VSS - D10,E7,E13,J[9:12]
K[9:12],L[9:12],M[9:12]
VSSUSB J5
U8B
PIIX4E
D10
K5
E7
T6
E13
N16
J9 R15
J10
R16
J11
P15
J12
J4
K9
R7
K10
R6
K11
G6
K12
N18
L9
F14
L10
F15
L11
F5L12
G4
M9 E16
M10
E11
M11
E12
M12
N3
J5
E9
F6
M16
P19
M5
R5
T19
R1
G5
L2
F2
V20
F3
J3
F4
R2
L5
K20
K3
K16
K4
W20
H1
T17
H4
M19
H5
T18
G3
V19
H19
H20
U19
U18
M17
K19
U20
L17
P16
U6
T20
L18
R19
L19
N17J20
P18
P1
L20
U14
P20
J18
T9
N20
M20
V2
M18
K17
W9
V18
R17
W6
R18
U8
U5
V8
Y10
Y8
Y16
Y20
V5
U1
U16
U12
T15
W13
U17
T13
V16
V14
W17
Y14
W15
M1
N2
P3
N1
P2
P4
V10
J17
H18
K18
J19
R3
R4
P5
G1
M4
M3
M2
L1
K2
K1
R20
N19
L16
P17
L3
V11
D11
F1
H2
G2
H3
J1
J2
J16
N4
L4
N5
VSS
VCCSUSB
VSS
VCCP
VSS
VCCSUS
VSS VCC
VSS
VCCSUS
VSS
VCCP
VSS
N/C
VSS
VCCP
VSS
VCC
VSS
VCCP
VSS
N/C
VSS
VCCP
VSS
VCC
VSS
VCCPVSS
GPO0
VSS VCCP
VSS
VCC
VSS
VCCP
VSS
N/C
VSSUSB
VCCP
VCC
N/C
GPI1
N/C
N/C
GPO8
GPO17/CPU_STP#
GPO27
GPI13
GPO28
EXTSMI#
GPO29/IRQ9Out
GPI14
GPO30
GPO18/PCI_STP#
GPI15
SLP#
GPI16
GPO19/ZZ
GPI17
SUSA#
GPI18
GPO20/SUS_STAT1#
GPI19
CPURST
GPI20
GPO21/SUS_STAT2#
GPI21
GPO15/SUSB#
GPI8/HCT#
IRQ0/GP014
GPI9/BATLOW#
GPO16/SUSC#
RSMRST#
FERR#
PWRBT#
IGNNE#
GPI10/LID
DREQ1
SMBDATA
INIT
SMBCLK
INTR
GPI11/SMBALERT#IRQ1
GPI12/RI#A
A20GATE#
NMI
DACK0#
SMI#
STPCLK#
IRQ3
RCIN#
A20M#
DREQ2
PWROK
SPKR
IRQ4
TEST#
CONFIG1
DACK1#
CONFIG2
IRQ5
DREQ3
IRQ6
DACK2#
IRQ7
DREQ5
IRQ8/GPI6
DACK3#
IRQ9
DREQ6
IRQ10
DACK5#
IRQ11
DREQ7
IRQ12
DACK6#
IRQ14
DACK7#
IRQ15
DREQ0
REQA#/GPI2
REQB#/GPI3
REQC#/GPI4
GNTA#/GPO9
GNTB#/GPO10
GNTC#/GPO11
TC
APICACK#/GPO12
APICCS#/GPO13
APICREQ#/GP15
SERIRG/GPI7
PIRQA#
PIRQB#
PIRQC#
PIRQD#
XOE#/GPO23
XDIR#/GPO22
BIOSCS#
RTCALE/GPO25
RTCCS#/GPO24
KBCCS#/GPO26
RTCX2
RTCX1
VBAT
SUSCLK
48Mhz
OSC
PCICLK
USBP1+
USBP1-
USBP0+
USBP0-
OC0#
OC1#
VREF
MCCS#
PCS0#
PCS1#
C134
10uF
J24
JUMP3
1
2
3
TP11
1
TP
TP13
1
TP
TP4
1
TP
TP15
1
TP
TP5
1
TP
TP3
1
TP
U24E
74LCT14
11 10
14
7