ConnectX®-3 Ethernet Single and Dual QSFP+ Port Adapter Card User Manual
Rev 2.3
Mellanox Technologies
15
•
Auto-negotiates to x8, x4, x2, or x1
•
Support for MSI/MSI-X mechanisms
2.3
I
2
C-compatible Interface
A three-pin header on the adapter cards is provided as the I
2
C-compatible interface. See
Figure 9,
“Mechanical Drawing of the Dual-port MCX314A-BCBT Adapter Card,” on page 49
for the location on
the board.
2.4
LED Interface
There are two I/O LEDs per port. For LED specifications please refer to
Figure 9, “Mechanical
Drawing of the Dual-port MCX314A-BCBT Adapter Card,” on page 49
.