Altera Stratix IV E FPGA Development Board User Manual
Page 40
2–32
Chapter 2: Board Components
Components and Interfaces
Stratix IV E FPGA Development Board Reference Manual
May 2011
Altera Corporation
U15.91
RSGMII receive data bus
ENET_RX_D3
2.5-V
M34
—
U15.90
RSGMII receive data bus
ENET_RX_D4
C34
—
U15.89
RSGMII receive data bus
ENET_RX_D5
P29
—
U15.87
RSGMII receive data bus
ENET_RX_D6
H34
—
U15.86
RSGMII receive data bus
ENET_RX_D7
J32
—
U15.94
RSGMII receive control
ENET_RX_DV
P32
—
U15.3
GMII receive error
ENET_RX_ER
K31
—
U15.75
SGMII receive data
ENET_RX_N
LVDS
D34
—
U15.77
SGMII receive data
ENET_RX_P
D33
—
U15.80
SGMII 625 MHz Clock
ENET_S_CLKN
V32
—
U15.79
SGMII 625 MHz Clock
ENET_S_CLKP
V31
—
U15.4
25 MHz MII Transmit Clock
ENET_TX_CLK
2.5-V
R32
—
U15.11
RGMII transmit data bus
ENET_TX_D0
P28
—
U15.12
RGMII transmit data bus
ENET_TX_D1
F34
—
U15.14
RGMII transmit data bus
ENET_TX_D2
N34
—
U15.16
RGMII transmit data bus
ENET_TX_D3
L28
—
U15.17
RGMII transmit data bus
ENET_TX_D4
G33
—
U15.18
RGMII transmit data bus
ENET_TX_D5
C33
—
U15.19
RGMII transmit data bus
ENET_TX_D6
2.5-V
N33
—
U15.20
RGMII transmit data bus
ENET_TX_D7
G31
—
U15.9
RGMII transmit control
ENET_TX_EN
L34
—
U15.7
GMII transmit error
ENET_TX_ER
M29
—
U15.81
SGMII data input
ENET_TX_N
LVDS
T30
—
U15.82
SGMII data input
ENET_TX_P
T29
—
U15.55
25 MHz crystal
ENET_XTAL_25MHZ
2.5-V
—
X1.4
U15.31
Media dependent interface
MDI_N0
—
J8.2
U15.34
Media dependent interface
MDI_N1
—
J8.6
U15.41
Media dependent interface
MDI_N2
—
J8.5
U15.43
Media dependent interface
MDI_N3
—
J8.8
U15.29
Media dependent interface
MDI_P0
—
J8.1
U15.33
Media dependent interface
MDI_P1
—
J8.3
U15.39
Media dependent interface
MDI_P2
—
J8.4
U15.42
Media dependent interface
MDI_P3
—
J8.7
Table 2–37. Ethernet PHY Pin Assignments, Signal Names and Functions
Board
Reference
Description
Schematic Signal Name
I/O Standard
Stratix IV E
Device
Pin Number
Other
Connections