Specifications

Chapter 2: Board Components 2–61
Components and Interfaces
August 2012 Altera Corporation 100G Development Kit, Stratix V GX Edition
Reference Manual
Table 2–39 lists the pin assignments for the Ethernet interface and their corresponding
schematic signal names and Stratix V GX pin numbers. All the signal names and
directions are relative to the Stratix V GX FPGA.
Table 2–39. Ethernet Interface Pin Assignments, Signal Names and Functions (Part 1 of 2)
Board
Reference
(U50)
Schematic Signal Name I/O Standard
Stratix V GX
Device Pin
Number
Description
8
ENET_GTX_CLK 2.5-V LVCMOS BA36 125-MHz transmit clock
23
ENET_INTN 2.5-V LVCMOS BA12 Ethernet management bus interrupt
60
ENET_LED_DUPLEX 2.5-V LVCMOS — Ethernet duplex or collision LED
70
ENET_LED_DUPLEX 2.5-V LVCMOS — Ethernet duplex or collision LED
64
ENET_LED_LINK10 2.5-V LVCMOS — Ethernet 10 Mb link LED
76
ENET_LED_LINK10 2.5-V LVCMOS — Ethernet 10 Mb link LED
74
ENET_LED_LINK100 2.5-V LVCMOS — Ethernet 100 Mb link LED
73
ENET_LED_LINK1000 2.5-V LVCMOS — Ethernet 1000 Mb link LED
65
ENET_LED_RX 2.5-V LVCMOS — Ethernet receive data active LED
69
ENET_LED_RX 2.5-V LVCMOS — Ethernet receive data active LED
61
ENET_LED_TX 2.5-V LVCMOS — Ethernet transmit data active LED
68
ENET_LED_TX 2.5-V LVCMOS — Ethernet transmit data active LED
25
ENET_MDC 2.5-V LVCMOS AP39 Ethernet management bus data
24
ENET_MDIO 2.5-V LVCMOS AR36 Ethernet management bus control
28
ENET_RESETN 2.5-V LVCMOS AR8 Ethernet reset
30
ENET_RSET 2.5-V LVCMOS —
Bias voltage for the Ethernet PHY that
connects to a 4.99 K resistor to ground.
2
ENET_RX_CLK 2.5-V LVCMOS AW35 Ethernet receive clock
94
ENET_RX_DV 2.5-V LVCMOS AN34 Ethernet receive data valid
95
ENET_RXD0 2.5-V LVCMOS AE14 Ethernet receive data
92
ENET_RXD1 2.5-V LVCMOS AP12 Ethernet receive data
93
ENET_RXD2 2.5-V LVCMOS AT12 Ethernet receive data
91
ENET_RXD3 2.5-V LVCMOS AP13 Ethernet receive data
9
ENET_TX_EN 2.5-V LVCMOS AP36 Ethernet transmit enable
11
ENET_TXD0 2.5-V LVCMOS AE11 Ethernet transmit data
12
ENET_TXD1 2.5-V LVCMOS AK12 Ethernet transmit data
14
ENET_TXD2 2.5-V LVCMOS AV10 Ethernet transmit data
16
ENET_TXD3 2.5-V LVCMOS AL11 Ethernet transmit data
29
MDI_P0 2.5-V LVCMOS — Media dependent interface 0
31
MDI_N0 2.5-V LVCMOS — Media dependent interface 0
33
MDI_P1 2.5-V LVCMOS — Media dependent interface 1
34
MDI_N1 2.5-V LVCMOS — Media dependent interface 1
39
MDI_P2 2.5-V LVCMOS — Media dependent interface 2
41
MDI_N2 2.5-V LVCMOS — Media dependent interface 2