Owner's manual

Doc.ID: 34938, Rev 1.0 Page A - 5
CP342 CP-RIO3-42
CUSTOMER SPECIFIC
P R E L I M A R Y
A.4 Gigabit Ethernet
The CP-RIO3-42 board includes two 10Base-T/
100Base-TX/1000Base-T Ethernet ports.
The Ethernet connectors are realized as RJ45 con-
nectors, but without operational status LEDs. The in-
terfaces provide automatic detection and switching
between 10Base-T, 100Base-TX and 1000Base-T
data transmission (Auto-Negotiation). Auto-wire
switching for crossed cables is also supported (Auto-
MDI/X).
RJ45 Connector J10A/B Pinouts
The J10A/B connector supplies the 10Base-T,
100Base-TX and 1000Base-T interfaces.
Table A-1: Pinouts of J10A/B Based on the Implementation
MDI / STANDARD ETHERNET CABLE
PIN
MDIX / CROSSED ETHERNET CABLE
10BASE-T 100BASE-TX 1000BASE-T 10BASE-T 100BASE-TX 1000BASE-T
I/O SIGNAL I/O SIGNAL I/O SIGNAL I/O SIGNAL I/O SIGNAL I/O SIGNAL
O TX+ O TX+ I/O BI_DA+ 1 I RX+ I RX+ I/O BI_DB+
O TX- O TX- I/O BI_DA- 2 I RX- I RX- I/O BI_DB-
I RX+ I RX+ I/O BI_DB+ 3 O TX+ O TX+ I/O BI_DA+
----I/OBI_DC+4----I/OBI_DD+
----I/OBI_DC-5----I/OBI_DD-
I RX- I RX- I/O BI_DB- 6 O TX- O TX- I/O BI_DA-
----I/OBI_DD+7----I/OBI_DC+
----I/OBI_DD-8----I/OBI_DC-
Figure A-3: Dual Gigabit Ethernet
Connector J10A/B
8
1
8
1
J10B
J10A
LAN1
LAN2