Manual-ESML8P-PC2_Series-Rev1211
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Page 11 of 110
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10/100/1000Base-T Pinouts
The table below describes the gigabit Ethernet RJ-45 pinouts.
Pin
Signal name
Description
1
BI_DA+
Bi-directional pair A+
2
BI_DA-
Bi-directional pair A-
3
BI_DB+
Bi-directional pair B+
4
BI_DC+
Bi-directional pair C+
5
BI_DC-
Bi-directional pair C-
6
BI_DB-
Bi-directional pair B-
7
BI_DD+
Bi-directional pair D+
8
BI_DD-
Bi-directional pair D-
10/100/1000Base-T Cable Schema
The following two figures illustrate the 10/100/1000Base-T cable schema.
Straight Through Cable Schema
Crossover Cable Schema