46 GND Ground
47 HSO_1N Input BlueField Card PCIe RX to Carrier Board PCIe TX
48 HSO_1P
49 GND Ground
50 HSO_0N Input BlueField Card PCIe RX to Carrier Board PCIe TX
51 HSO_0P
52 GND Ground
53 I2C_SMDAT NA Not Connected.
Optional assembly connectivity to BlueField SoC I2C GW4 interface
54 I2C_SMCLK NA Not Connected.
Optional assembly connectivity to BlueField SoC I2C GW4 interface
55 RSVD NA Not Connected.
Assembly option for on-board CPLD connectivity
56 S_WAKE1_- CONN_L NA Not Connected.
Assembly option for on-board CPLD connectivity
57 RSVD NA Not Connected.
Assembly option for on-board CPLD connectivity
58 RSVD NA Not Connected.
Assembly option for on-board CPLD connectivity
59 S_PRSNT1_L Input Presence Indication.
Should be grounded and shorted to IPEX component side pin #59