User's Manual

12-2-1999_16:22 9
ICH
GPIO21
DRCG_CTRL5
GPIO12
GPIO13
8.2K
R254
LPC_SMI#
12
LPC_PME#
12
RTCX1
VBAT_RTC
18
GPIO26_FPLED
AC_SDOUT_STRAP
JP5
1K
R250
8.2K
R232
13,15
AC_BITCLK
7,16,29,31
PWROK
SMBDATA_CORE3,11,32
SMBCLK_CORE3,11,32
15
AC_RST#
13,15
AC_SYNC
13,15
AC_SDATAIN0
15
AC_SDATAIN1
9,18
SPKR
10,12
LAD0/FWH0
LAD1/FWH1
10,12
10,12
LAD2/FWH2
10,12
LAD3/FWH3
LFRAME#/FWH4
10,12
USBP1P
23
USBP1N
23
USBP0P
23
USBP0N
23
22
SIORDY
22
PIORDY
SDIOW#
22
PDIOW#
22
SDIOR#
22
PDIOR#
22
SDDACK#
22
PDDACK#
22
SDREQ
22
PDREQ
22
SDA2
SDA0
22
SDA[2:0]
SDA1
PDA1
PDA0
PDA2
22
PDA[2:0]
22
SDCS#3
22
PDCS#3
SDCS#1
22
PDCS#1
22
OC#1
23
OC#0
23
1K
R230
32.768KHZ
Y4
21
29,31
SLP_S3#
PDD14
PDD13
PDD12
PDD11
PDD10
PDD9
PDD8
PDD7
PDD6
PDD5
PDD4
PDD3
PDD2
PDD1
PDD0
PDD[15:0]
22
PDD15
SDD12
SDD13
SDD14
SDD15
SDD11
SDD10
SDD9
SDD8
SDD7
SDD6
SDD5
SDD4
SDD3
SDD2
SDD1
SDD[15:0]
22
SDD0
R233
1K
R245
1K
ICH_CLK66
5
ICH_14MHZ
5
ICH_48MHZ
5
R341
2.7K
MULT0_GPIO
5
32
SMB_ALERT
PWRBTN#
18
25
ICH_RI#
9,18
SPKR
10M
R249
12
LDRQ#0
30
SLP_S5#
INTRUDER#
8.2K
R231
3THRM#
RTC_CLR
GPIO8
SPKR_STRAP
VBAT_CR
VCC5_REF
8.2K
R241
JP26
VBAT_RC
2.7K
R90
R238
8.2K
RSMRST#
17,31
5,12
MULT1_GPIO
12PF
C251
0.1UF
C233
C250
12PF
1UF
C246
1
2
1UF
C234
2
1
BAT17
CR5
C
A
BAT17
CR4
A
C
BAT17
CR3
C
A
U13
L5
J3
L1 N1 C15
J4
M1
L4
P16
R17
R15
U17
T15
P14
T14
U14
T13
P13
R14
U15
U16
T17
R16
P15
H1
H3
P10
T10
P9
T9
P8
T8
N7
P7
U8
U7
R7
R8
U9
R9
N9
R10
N17
N11
N15
T11
N16
R11
M13
U12
P17
U11
L13
M15
M16
T12
R12
L16
U13
L14
N12
U4
T4
T5
U5
R6
D15
H4
H2
E11
D11
K4
F1
M2
G1
A16
N4
L2
M5
K2
J1
P3
U6
D13
B14
U1
T2
U2
T3
U3
N3
T6
P1
P2
N2
R1
M3
M4
J2
P12
L3
T1
D14
K3
R3
GPIO23_FPLED
18
ALERTCLK_SBY
16,32
ALERTDATA_SBY
16,32
JP20
3
2
1
RTC_RST_JP
BAT1
12
3
VBIAS
RTCX2
R247
10M
9,13,15
AC_SDATAOUT
AC_SDATAOUT
9,13,15
RTCRST#
VCC_RTC_JP
8.2K
R317
R212
8.2K
8.2K
R215
R98
0K
21 PCI_TEST
0K
R162
C247
2.2UF
2
1
0.047UF
C249
PCD PLATFORM DESIGN
REV:
DRAWN BY:
LAST REVISED:
PROJECT:
SHEET:
FOLSOM, CALIFORNIA 95630
1900 PRAIRIE CITY ROAD
87654321
A
B
C
D
12345678
D
C
B
A
1.01
TITLE: INTEL(R) 820 CHIPSET CUSTOMER REFERENCE BOARD
OF 36
R
VCC3_3
VCC3_3 VCC5VCC3_3SBY
XTAL
VCC3_3
VCC3_3SBY
VCC3_3SBY
VCC3_3
+
+
-
+
-
+
-
+
SYSTEM
LPC
AC97
USB
GPIO
IDE
ICH_B
ICH_096
AC_BIT_CLK
GPIO24/SLP_S3#
THRM#
AC_RST#
RI#
PDA2
SMBCLK
OC1#
OC0#
USBP1+
USBP0-
USBP1-
USBP0+
LDRQ0#
GPIO8/LDRQ1#
SPKR
AC_SYNC
CLK48
AC_SDOUT
ACSDIN0
GPIO21
GPIO22
CLK14
GPIO9/AC_SDIN1
SMBDATA
SLP_S5#
GPIO27/ALERT_CLK
GPIO13
GPIO12
CLK66
VCCRTC
PWRBTN#
RSMRESET#
SUSCLK/GPIO26
GPIO5
GPIO6
VBIAS
RTCX2
GPIO23
LAD0/FWH0
LAD1/FWH1
LAD2/FWH2
LAD3/FWH3
LFRAME#/FWH4
PDCS1#
SDCS1#
PDCS3#
SDCS3#
PDA0
PDA1
SDA0
SDA1
SDA2
PDDREQ
SDDREQ
PDDACK#
SDDACK#
PDIOR#
SDIOR#
PDIOW#
SDIOW#
PIORDY
SIORDY
PDD0
PDD1
PDD2
PDD3
PDD4
PDD6
PDD7
PDD5
PDD8
PDD9
PDD10
PDD11
PDD12
PDD13
PDD14
PDD15
RTCX1
RTCRST#
SDD0
SDD1
SDD2
SDD3
SDD4
SDD5
SDD6
SDD7
SDD8
SDD9
SDD10
SDD11
SDD12
SDD13
SDD14
SDD15
GPIO25/SUSSTAT#
GPIO11/SMBALERT#
GPIO10/INTRUDER#
VCC5REF VCCSUS VCCSUS1
PWROK
GPIO28/ALERT_DATA
+
+
ICH
Use CR2032 battery.
No stuff R98.
Strap JP26
No WD Reboot IN
Reboot on WD* OUT
Strap JP5
Safe Mode IN
ICH strap* OUT
CMOS JP20
Normal* 1-2
Clear 2-3