Altera DE2-115 User Manual page 59

Table 4-22 Jumper Settings for Working Mode of ENET1 (U9)
JP2 Jumper Settings
Short Pins 1 and 2
Short Pins 2 and 3
Signal Name
ENET0_GTX_CLK
ENET0_INT_N
ENET0_LINK100
ENET0_MDC
ENET0_MDIO
ENET0_RST_N
ENET0_RX_CLK
ENET0_RX_COL
ENET0_RX_CRS
ENET0_RX_DATA[0]
ENET0_RX_DATA[1]
ENET0_RX_DATA[2]
ENET0_RX_DATA[3]
ENET0_RX_DV
ENET0_RX_ER
ENET0_TX_CLK
ENET0_TX_DATA[0]
ENET0_TX_DATA[1]
ENET0_TX_DATA[2]
ENET0_TX_DATA[3]
ENET0_TX_EN
ENET0_TX_ER
ENET1_GTX_CLK
ENET1_INT_N
ENET1_LINK100
ENET1_MDC
ENET1_MDIO
ENET1_RST_N
ENET1_RX_CLK
ENET1_RX_COL
ENET1_RX_CRS
ENET1_RX_DATA[0]
ENET1_RX_DATA[1]
ENET1_RX_DATA[2]
ENET1_RX_DATA[3]
ENET1_RX_DV
ENET1_RX_ER
Table 4-23 Pin Assignments for Fast Ethernet
FPGA Pin No. Description
PIN_A17 GMII Transmit Clock 1
PIN_A21 Interrupt open drain output 1
PIN_C14 Parallel LED output of 100BASE-TX link 1
PIN_C20 Management data clock reference 1
PIN_B21 Management data 1
PIN_C19 Hardware reset signal 1
PIN_A15 GMII and MII receive clock 1
PIN_E15 GMII and MII collision 1
PIN_D15 GMII and MII carrier sense 1
PIN_C16 GMII and MII receive data[0] 1
PIN_D16 GMII and MII receive data[1] 1
PIN_D17 GMII and MII receive data[2] 1
PIN_C15 GMII and MII receive data[3] 1
PIN_C17 GMII and MII receive data valid 1
PIN_D18 GMII and MII receive error 1
PIN_B17 MII transmit clock 1
PIN_C18 MII transmit data[0] 1
PIN_D19 MII transmit data[1] 1
PIN_A19 MII transmit data[2] 1
PIN_B19 MII transmit data[3] 1
PIN_A18 GMII and MII transmit enable 1
PIN_B18 GMII and MII transmit error 1
PIN_C23 GMII Transmit Clock 2
PIN_D24 Interrupt open drain output 2
PIN_D13 Parallel LED output of 100BASE-TX link 2
PIN_D23 Management data clock reference 2
PIN_D25 Management data 2
PIN_D22 Hardware reset signal 2
PIN_B15 GMII and MII receive clock 2
PIN_B22 GMII and MII collision 2
PIN_D20 GMII and MII carrier sense 2
PIN_B23 GMII and MII receive data[0] 2
PIN_C21 GMII and MII receive data[1] 2
PIN_A23 GMII and MII receive data[2] 2
PIN_D21 GMII and MII receive data[3] 2
PIN_A22 GMII and MII receive data valid 2
PIN_C24 GMII and MII receive error 2
ENET1 PHY Working Mode
RGMII Mode
MII Mode
58
I/O Standard
2.5V
2.5V
3.3V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
3.3V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V