EP80579 Datasheet, PDF (1743/1916 Pages) Intel Corporation – Intel® EP80579 Integrated Processor Product Line

Intel^® EP80579 Integrated Processor
Table 48-9. PCI Express Interface Signals (Sheet 3 of 4)
Signal Name
PEA0_Tp[5]
PEA0_Tn[5]
PEA0_Rp[5]
PEA0_Rn[5]
PEA0_Tp[6]
PEA0_Tn[6]
PEA0_Rp[6]
PEA0_Rn[6]
PEA0_Tp[7]
PEA0_Tn[7]
PEA0_Rp[7]
PEA0_Rn[7]
PEA_CLKn
PEA_CLKp
PEA_RCOMPO
IO Type
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
LV Diff
Analog
Direction
Ball
Count
O
1
O
1
I
1
I
1
O
1
O
1
I
1
I
1
O
1
O
1
I
1
I
1
I
1
I
1
I
1
External
Pull-Up/
Down
[Ohms]
BSC/
XOR
Signal Description Normal/Alternate Mode
XOR
PCI Express Interface Port A Transmit Data Pair
(Differential): The positive side of the PCI
Express Port A transmit data pair (see
PEA0_Tp[0]).
XOR
PCI Express Interface Port A Transmit Data Pair
(Differential): The negative side of the PCI
Express Port A transmit data pair (see
PEA0_Tn[0])
XOR
PCI Express Interface Port A Receive Data Pair
(Differential): The positive side of the PCI
Express Port A receive data pair (see
PEA0_Rp[0]).
XOR
PCI Express Interface Port A Receive Data Pair
(Differential): The negative side of the PCI
Express Port A receive data pair (see
PEA0_Rn[0]).
XOR
PCI Express Interface Port A Transmit Data Pair
(Differential): The positive side of the PCI
Express Port A transmit data pair (see
PEA0_Tp[0]).
XOR
PCI Express Interface Port A Transmit Data Pair
(Differential): The negative side of the PCI
Express Port A transmit data pair (see
PEA0_Tn[0])
XOR
PCI Express Interface Port A Receive Data Pair
(Differential): The positive side of the PCI
Express Port A receive data pair (see
PEA0_Rp[0]).
XOR
(First
eleme
nt)
PCI Express Interface Port A Receive Data Pair
(Differential): The negative side of the PCI
Express Port A receive data pair (see
PEA0_Rn[0]).
XOR
PCI Express Interface Port A Transmit Data Pair
(Differential): The positive side of the PCI
Express Port A transmit data pair (see
PEA0_Tp[0]).
XOR
PCI Express Interface Port A Transmit Data Pair
(Differential): The negative side of the PCI
Express Port A transmit data pair (see
PEA0_Tn[0])
XOR
PCI Express Interface Port A Receive Data Pair
(Differential): The positive side of the PCI
Express Port A receive data pair (see
PEA0_Rp[0]).
XOR
PCI Express Interface Port A Receive Data Pair
(Differential): The negative side of the PCI
Express Port A receive data pair (see
PEA0_Rn[0]).
PCI Express Port A Clock (Differential): The
negative side of the reference clock input.
PCI Express Port A Clock (Differential): The
positive side of the reference clock input, see
PEA_CLKn.
XOR
PCI Express Port A Compensation: Used to
calibrate the PCI Express high speed serial
input/output buffers.
August 2009
Order Number: 320066-003US
Intel^® EP80579 Integrated Processor Product Line Datasheet
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