Mellanox Technologies SX1012, User Manual

Page: 69 / 107

Rev 1.4 103 Mellanox Technologies
C.3 RJ-45 CONSOLE and I2C Interface
The RJ-45 CONSOLE and I2C interface uses the EIA 568A standard wiring color coding.
TXD+
TXD-
RXD+
GND
GND
RXD-
GND
GND
RJ45_RTS#
RJ45_DTR#
RJ45_TXD
GND
GND
RJ45_RXD
GND
GND
J34
Pin 1
Pin 8
Looking into the Socket
CONSOLE
TXD+
TXD-
RXD+
GND
GND
RXD-
GND
GND
RJ45_SDA
GND
GND
GND
GND
RJ45_SCL
GND
GND
J34
Pin 1
Pin 8
Looking into the Socket
I2C
Table 28 - RJ-45 CONSOLE Pinout
Connection Signal Pin# Color
TXD+ RJ-45_RTS# 1 G/W
TXD- RJ-45_DTR# 2 G
RXD+ RJ-45_TXD 3 O/W
GND GND 4 Bl
GND GND 5 Bl/W
RXD- RJ-45_RXD 6 O
GND GND 7 Br/W
GND GND 8 Br
Table 29 - RJ-45 I2C Pinout
Connection Signal Pin# Color
TXD+ RJ-45_SDA 1 G/W
TXD- GND 2 G
RXD+ GND 3 O/W
GND GND 4 Bl
GND GND 5 Bl/W
RXD- RJ-45_SCL 6 O
GND GND 7 Br/W
GND GND 8 Br