
2–24 Chapter 2: Board Components
Components and Interfaces
Arria V SoC Development Board July 2014 Altera Corporation
Reference Manual
Table 2–16. PCI Express Pin Assignments, Schematic Signal Names, and Functions
Board
Reference (J42)
Schematic Signal
Name
I/O Standard
Arria V SoC Device Pin
Number
Description
A11
PCIE_PERSTN
LVTTL AK6 Reset
B17
PCIE_PRSNT2N_X1
LVTTL AC22 Presence detect DIP switch
B31
PCIE_PRSNT2N_X4
LVTTL AD21 Presence detect DIP switch
A14
PCIE_REFCLK_SYN_N
HCSL AF7 Motherboard reference clock
A13
PCIE_REFCLK_SYN_P
HCSL AF8 Motherboard reference clock
B5
PCIE_SMCLK
LVTTL AG20 SMB clock
B6
PCIE_SMDAT
LVTTL AG23 SMB data
B11
PCIE_WAKEN
LVTTL AL6 Wake signal
A17
PCIE_RX_N0
1.5-V PCML AU2 Receive bus
A22
PCIE_RX_N1
1.5-V PCML AR2 Receive bus
A26
PCIE_RX_N2
1.5-V PCML AN2 Receive bus
A30
PCIE_RX_N3
1.5-V PCML AL2 Receive bus
A16
PCIE_RX_P0
1.5-V PCML AU1 Receive bus
A21
PCIE_RX_P1
1.5-V PCML AR1 Receive bus
A25
PCIE_RX_P2
1.5-V PCML AN1 Receive bus
A29
PCIE_RX_P3
1.5-V PCML AL1 Receive bus
B15
PCIE_TX_N0
1.5-V PCML AT4 Transmit bus
B20
PCIE_TX_N1
1.5-V PCML AP4 Transmit bus
B24
PCIE_TX_N2
1.5-V PCML AM4 Transmit bus
B28
PCIE_TX_N3
1.5-V PCML AK4 Transmit bus
B14
PCIE_TX_P0
1.5-V PCML AT3 Transmit bus
B19
PCIE_TX_P1
1.5-V PCML AP3 Transmit bus
B23
PCIE_TX_P2
1.5-V PCML AM3 Transmit bus
B27
PCIE_TX_P3
1.5-V PCML AK3 Transmit bus
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