Nvidia Jetson AGX Xavier Series

Gigabit Ethernet
Jetson AGX Xavier Series Product DG-09840-001_v2.5 | 62
Table 8-4. Ethernet Signal Connections
Module Pin Name Type Termination Description
RGMII_TXC
O
RGMI Transmit Clock: Connect to TXCLK pin on GbE
Transceiver.
RGMII_TD[3:0]
O
RGMI Transmit Data: Connect to TXD[3:0] pins on GbE
Transceiver.
RGMII_TX_CTL
O
RGMI Transmit Control: Connect to TXEN pin on GbE
Transceiver.
RGMII_RXC
I
RGMI Receive Clock: Connect to RXCLK pin on GbE
Transceiver.
RGMII_RD[3:0]
I
RGMI Receive Data: Connect to RXD[3:0] pins on GbE
Transceiver.
RGMII_RX_CTL
I
RGMI Receive Control: Connect to RXDV pin on GbE
Transceiver.
RGMII_MDC
O
MDC: Connect to MDC pin on GbE Transceiver.
RGMII_MDIO
I/O 2.2kΩ pull-up to VDD_1V8
MDIO: Connect to MDIO pin on GbE Transceiver.
ENET_RST_N
O
Ethernet Reset: Connect to Reset input on Ethernet PHY.
ENET_INT
I 10kΩ pull-up to VDD_1V8
Ethernet Interrupt: Connect to Interrupt output on Ethernet
PHY.
GBE_MDI[3:0]+/–
DIFF
I/O
ESD device to GND per signal
Gigabit Ethernet MDI IF Pairs: Connect to Magnetics
+/–
pins
Table 8-5. Recommended Gigabit Ethernet Observation Test Points for
Initial Boards
Test Points Recommended Location
One for each of the RGMII lines.
One for each of the
MDI[3:0]+/–
lines. Near Jetson AGX Xavier connector and magnetics device.