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VT82C686B
Revision 1.71 June 9, 2000
-7-
Pinouts
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Pin Lists
Figure 3. VT82C686B Pin List (Numerical Order)
PinPin Name
PinPin Name
PinPin Name
PinPin Name
PinPin Name
A01
O
SMEMR#
D12
IO IRRX / GPO15
H19
IO AD12
N06
P
VCC
U13
I
VSENS1 (2.0V)
A02
I
IOCHRDY
D13
I
PE / WDATA#
H20
IO AD11
N15
P
VCC
U14
I
JBX / GPI23
A03
IO USBP0+
D14
IO PD5
J01
O
RSTDRV
N16
I
PDRDY
U15
O
ACRST
A04
IO USBP2+
D15
IO PD1 / TRK00#
J02
IO LA23
N17
O
PDIOR#
U16
I
JBB2
A05
IO KBDT / KBRC
D16
IO STROBE#
J03
IO LA22
N18
O
PDIOW#
U17
O
SDCS1#
A06
I
WRTPRT#
D17
I
PIRQB#
J04
IO LA21
N19
I
PDDRQ
U18
O
SDCS3#
A07
O
WDATA#
D18
IO AD23
J05
IO LA20
N20
IO PDD15
U19
O
SDA0
A08
O
DS1#
D19
IO AD22
J06
P
VCC
P01
IO SD14
U20
O
SDA2
A09
I
CTS2#
D20
IO AD21
J09
P
GND
P02
IO SD15
V01
IO SA02 / SDD2
A10
I
DCD2#
E01
O
DACK1# / IDEIRQB
J10
P
GND
P03
IO SA17
V02
IO SA01 / SDD1
A11
O
TXD1
E02
I
DRQ1
J11
P
GND
P04
IO SA16
V03
IO SD05 / KBIN4
A12
I
DCD1#
E03
IO RFSH#
J12
P
GND
P05
IO SA15 / SDD15
V04
IO MEMW#
A13
IO PD7
E04
I
OSC
J15
P
VCC
P06
P
GND
V05
IO SPKR
A14
IO PD2 / WRTPRT#
E05
IO KBCK/A20GATE
J16
IO AD10
P15
P
GND
V06
I
RSMRST#
A15
I
ERROR#/HDSL#
E06
IO USBP3-
J17
IO AD09
P16
IO PDD00
V07
I
FERR#
A16
I
PIRQA#
E07
I
TRK00#
J18
IO AD08
P17
IO PDD14
V08 OD CPURST
A17
IO AD31
E08
O
STEP#
J19
IO CBE0#
P18
IO PDD01
V09
O
SUSA#/O1/APD0
A18
IO AD28
E09
O
MTR0#
J20
IO AD07
P19
IO PDD13
V10
O
SUSST1# / GPO3
A19
IO AD26
E10
O
RTS2#
K01
IO SA19
P20
IO PDD02
V11
I
RING# / GPI7
A20
IO AD25
E11
I
RI1#
K02
IO SA18
R01
IO SA14 / SDD14
V12
O
PCISTP#/GPO5
B01
O
SMEMW#
E12
O
IRTX / GPO14
K03
I
IRQ10
R02
IO SA13 / SDD13
V13
I
VSENS2 (2.5V)
B02
O
AEN
E13
I
SLCT / WGATE#
K04
I
IRQ11
R03
IO SA12 / SDD12
V14
IO GPIOC(10)/CHAS
B03
IO USBP0-
E14
IO PD6
K05
I
IRQ15
R04
IO SA11 / SDD11
V15
I
JAX / GPO23
B04
IO USBP2-
E15
IO SLCTIN# / STEP#
K06
P
VCC
R05
IO SA10 / SDD10
V16
O
ACSYNC
B05
IO USBP3+
E16
I
PCLK
K09
P
GND
R06
P
GND
V17
I
ACSDI
B06
I
RDATA#
E17
IO AD20
K10
P
GND
R07
P
VCC
V18
O
SDA1
B07
O
WGATE#
E18
IO AD19
K11
P
GND
R08
P
VCC
V19
O
SDDACK#
B08
O
DS0#
E19
IO AD18
K12
P
GND
R09
P
VCCS
V20
I
SDRDY
B09
ODTR2#
E20
IO AD17
K15
P
VCC
R10
P
VCCS
W01
IO SA00 / SDD0
B10
I
RXD2
F01
I
MCS16#
K16
IO AD06
R11
P
VCC
W02
IO SD02
B11
O
RTS1#
F02
IO SBHE#
K17
IO AD05
R12
P
VCCH
W03
IO SD04 / KBIN3
B12
I
RXD1
F03
I
IOCS16#
K18
IO AD04
R13
P
GNDH
W04
IO SD07 / KBIN6
B13
I
ACK# / DS1#
F04
I
IOCHCK# / GPI0
K19
IO AD03
R14
P
VCC
W05
O
RTCX2
B14
IO PD3 / RDATA#
F05
I
IRQ7
K20
IO AD02
R15
P
GND
W06
I
PWRGD
B15
IO PD0 / INDEX#
F06
P
GND
L01
I
IRQ14
R16
IO PDD12
W07 OD STPCLK#
B16
O
PCIRST#
F07
P
VCC
L02
O
DACK0#/IA
R17
IO PDD03
W08 OD INTR
B17
I
PIRQD#
F08
P
GNDU
L03
I
DRQ0
R18
IO PDD11
W09
O
SUSB# / GPO2
B18
IO AD29
F09
P
VCCU
L04
O
DACK5#/MI
R19
IO PDD04
W10
I
SMBALRT#/GPI6
B19
IO AD27
F10
P
VCC
L05
IO SD08
R20
IO PDD10
W11
I
IRQ8#/GPI1
B20
IO AD24
F11
P
GNDL06
P
GND
T01
IO SA09 / SDD9
W12
IO PCKRUN#
C01
I
ROMCS#/KBCS#
F12
P
VCC
L09
P
GND
T02
IO SA08 / SDD8
W13
I
TSENS1
C02
IO IOW#
F13
P
VCC
L10
P
GND
T03
IO SA07 / SDD7
W14
I
VSENS3 (5V)
C03
I
USBCLK
F14
P
VCC
L11
P
GND
T04
IO SA06 / SDD6
W15
I
JBY / GPI22
C04
IO USBP1+
F15
P
GND
L12
P
GND
T05
O
XDIR/O12/PCS0#
W16
I
JAB1
C05
IO MSDT / IRQ12
F16
IO AD16
L15
P
GND
T06
OD INIT
W17
I
JBB1
C06
I
DSKCHG#
F17
IO CBE2#
L16
IO AD01
T07
OD SLP# / GPO7
W18
I
ACBTCK
C07
O
HDSEL#
F18
IO FRAME#
L17
IO AD00
T08
O
GPO0 / SLOWCLK
W19
O
SDIOR#
C08
O
MTR1#
F19
IO IRDY#
L18
O
PREQ#
T09
IO SMBDATA
W20
O
SDIOW#
C09
I
RI2#
F20
IO TRDY#
L19
I
PGNT#
T10
O
SUSCLK / APICD1
Y01
IO SD00
C10
I
DSR2#
G01
I
IRQ6/I4/SLPBTN#
L20
O
PDCS1#
T11
I
THRM / PME# / GI5
Y02
IO SD01
C11
I
CTS1#
G02
I
IRQ5M01
I
DRQ5
T12
I
FAN1
Y03
IO SD03
C12
I
DSR1#
G03
I
IRQ4
M02
IO SD09
T13
P
VREF
Y04
IO SD06 / KBIN5
C13
I
BUSY / MTR1#
G04
I
IRQ3
M03
O
DACK6#/UA T14
IO GPIOA/8/GPOWE#
Y05
I
RTCX1
C14
IO PD4 / DSKCHG#
G05
O
DACK2#/I13/O25/OC0# M04
IO SD10
T15
I
JAB2
Y06
P
VBAT
C15
IO PINIT# / DIR#
G06
P
GND
M05
I
DRQ6
T16
IO PDD05
Y07 OD A20M#
C16
IO AUTOFD#/DRV0
G15
P
GND
M06
P
VCC
T17
IO PDD09
Y08 OD IGNNE#
C17
I
PIRQC#
G16
IO DEVSEL#
M09
P
GND
T18
IO PDD06
Y09
O
SUSC#
C18
IO AD30
G17
IO STOP#
M10
P
GND
T19
IO PDD08
Y10 IOD EXTSMI#
C19
IO CBE3#
G18
I
SERR#
M11
P
GND
T20
IO PDD07
Y11
I
PWRBTN#
C20
I
IDSEL
G19
IO PAR
M12
P
GND
U01
IO SA05 / SDD5
Y12
O
CPUSTP#/GPO4
D01
IO IOR#
G20
IO CBE1#
M15
P
VCC
U02
IO SA04 / SDD4
Y13
I
TSENS2
D02
O
DACK3#/ACIRQ
H01
O
TC
M16
O
PDCS3#
U03
IO SA03 / SDD3
Y14
I
VSENS4 (12V)
D03
I
DRQ3
H02
O
BALE
M17
O
PDA0
U04
IO MEMR#
Y15
I
JAY / GPO22
D04
IO USBP1-
H03
I
DRQ2/I12/O24/SQ/OC1 M18
O
PDA2
U05
O
SOE#/O13/MCCS#
Y16
O
ACSDO
D05
IO MSCK / IRQ1H04
I
IRQ9
M19
O
PDA1
U06 OD SMI#
Y17
I
ACSDI2
D06
O
DRVDEN1
H05
O
BCLK
M20
O
PDDACK#
U07 OD NMI
Y18
O
MSO
D07
I
INDEX#
H06
P
VCC
N01
IO SD11
U08
IO GPIOD/SO#/MCCS#
Y19
IMSI
D08
O
DIR#
H15
P
VCC
N02
O
DACK7#/UB U09
IO SMBCLK
Y20
I
SDDRQ
D09
O
DRVDEN0
H16
IO AD15
N03
IO SD12
U10
I
LID / GPI3 / WSC#
D10
O
TXD2
H17
IO AD14
N04
I
DRQ7U11
I
BATLOW#/GPI2
D11
O
DTR1#
H18
IO AD13
N05
IO SD13
U12
IO FAN2/GPIOB(9)
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