Rj-45 Console And I2C Interface; Table 27: Rj-45 Console Pinout; Table 28: Rj-45 I2C Pinout - Mellanox Technologies SX10XX Hardware User Manual

C.3

RJ-45 CONSOLE and I2C Interface

The RJ-45 CONSOLE and I2C interface uses the EIA 568A standard wiring color coding.
CONSOLE
J34
TXD+
TXD-
RXD+
GND
GND
RXD-
GND
GND
Looking into the Socket
I2C
J34
TXD+
TXD-
RXD+
GND
GND
RXD-
GND
GND
Looking into the Socket
66 Mellanox Technologies
Pin 1
RJ45_RTS#
RJ45_DTR#
RJ45_TXD
GND
GND
RJ45_RXD
GND
GND
Pin 8
Pin 1
RJ45_SDA
GND
GND
GND
GND
RJ45_SCL
GND
GND
Pin 8
Table 27 - RJ-45 CONSOLE Pinout
Connection Signal
TXD+ RJ-45_RTS# 1
TXD- RJ-45_DTR# 2
RXD+ RJ-45_TXD
GND GND
GND GND
RXD- RJ-45_RXD
GND GND
GND GND
Table 28 - RJ-45 I2C Pinout
Connection Signal
TXD+ RJ-45_SDA
TXD- GND
RXD+ GND
GND GND
GND GND
RXD- RJ-45_SCL
GND GND
GND GND
Pin# Color
G/W
G
3 O/W
4 Bl
5 Bl/W
6 O
7 Br/W
8 Br
Pin# Color
1 G/W
2 G
3 O/W
4 Bl
5 Bl/W
6 O
7 Br/W
8 Br