Connectors: Ethernet Interface - Digi Connect EM Hardware Reference Manual

Connectors: Ethernet Interface

The following table shows the pinout of the RJ-45 connector..
Pin #
Signal
For a diagram of the Digi Connect Ethernet pin header location and assignments see "Digi
Connect EM Pin Header Locations" on page 19.
Power and Serial Interface Pin Assignments
Pin Signal Name
6 DTR/GPIO-5
7 CTS/GPIO-2
8 DCD/GPIO-1/SPI_EN
9 DSR/GPIO-3
10 /RST
11 RXD/GPIO-9
12 TXD/GPIO-8
1 2
TXD+ TXD-
(Transmit (Transmit
Data) Data)
A b o u t t h e E m b e d d e d M o d u l e
Description and Notes
Port 1 DTR (output)/GPIO-5
Port 1 CTS (input)/GPIO-2
Port 1 DCD (input)/GPIO-1/SPI enable
Port 1 DSR (input)/GPIO-3
Port 2 RXD (input)/GPIO-9
Port 2 TXD (output)/GPIO-8
RJ-45 Ethernet Interface
3 4 5
RXD+
(Receive Not used Not used
Data)
Reset (input)
6 7
RXD-
Not used Not used
(Receive
Data)
8
1 5