Signal Description
Table 2-12. Intel® 6700PXH 64-bit PCI Hub Signals, Interfaces and Power Planes (Sheet 3 of 4)
Intel® 6700PXH
64-bit PCI Hub
Signal
Hot Plug Muxed
Signal (Parallel
Mode, 1-2 Slots)
No. of
Signals
Operating
Voltage
Interface
Type
Notes
PxIRQ_[2]#
PxIRQ_[1]#
PxIRQ_[0]#
PxM66EN
PxPAR
N/A
2
2
2
2
2
2
2
2
2
14
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
2
7
1
1
1
1
1
1
1
1
PCI
PCI
PCI
PCI
PCI
PCI
PCI
PCI
PCI
PCI
PCI
PCI
PCI
I
3.3V
3.3V
Common clock
N/A
I
Common clock
Common clock
Common clock
Source-synchronous
Source-synchronous
Common clock
PCI/PCI-X Strap
Common clock
Common clock
Common clock
Common clock
Common clock
Source-synchronous
Common clock
Common clock
Common clock
Common clock
Common clock
Source-synchronous
Common clock
Common clock
Common clock
Common clock
Miscellaneous
Analog Signal
Common clock
RESERVED
N/A
I
3.3V
N/A
I/O
3.3V
N/A
I/O
3.3V/1.5V
3.3V/1.5V
3.3V
PxPAR64
PxPCIRST#
PxPCIXCAP
PxPCLKI
N/A
I/O
N/A
O
N/A
I
3.3V
N/A
I
3.3V
PxPCLKO[6:0]
PxPERR#
PxPLOCK#
PxPME#
N/A
O
3.3V
N/A
I/O
3.3V
N/A
O
3.3V
N/A
I
3.3V
PxREQ_[5]#
PxREQ_[4]#
PxREQ_[3]#
PxREQ_[2]#
PxREQ_[1]#
PxREQ_[0]#
PxREQ64#
PxSERR#
PxSTOP#
PxSTRAP0
PxTRDY#
PWROK
HxPRSNT1_2#
PCI / Hot Plug
PCI / Hot Plug
PCI / Hot Plug
PCI
I/O
3.3V/1.5V
3.3V
HxPRSNT2_2#
I
HxPRSNT2_1#
N/A
I
3.3V
I
3.3V
N/A
PCI
I
3.3V
N/A
PCI
I
3.3V
N/A
PCI
I/O
3.3V/1.5V
3.3V
N/A
PCI
I
N/A
PCI
I/O
3.3V
N/A
PCI
I
3.3V
N/A
PCI
I/O
3.3V
N/A
Miscellaneous
PCI
I
3.3V
RCOMP
N/A
I
0.75V
3.3V
RESERVED
RESERVED
RSTIN#
N/A
PCI
O
N/A
Miscellaneous
Miscellaneous
SMBus
SMBus
SMBus
SMBus
SMBus
SMBus
JTAG
N/A
N/A
N/A
I
3.3V
Reset
SCLK
N/A
I
3.3V
SMBus clock
SDTA
N/A
I/OD
3.3V
SMBus data
SMBUS[5]
SMBUS[3]
SMBUS[2]
SMBUS[1]
TCK
N/A
I
I
I
I
I
3.3V
SMBus strap
N/A
3.3V
SMBus strap
N/A
3.3V
SMBus strap
N/A
3.3V
SMBus strap
N/A
3.3V
16MHz test clock for JTAG
Intel® 6700PXH 64-bit PCI Hub Datasheet
33
INTEL [ INTEL ]
