Host Interface
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COM-C | Communication Module
DOC021001DG12EN | Revision 12 | English | 2011-06 | Released | Public
© Hilscher, 2002-2011
3.3.5
Fieldbus Connector X2 for Ethernet
Fieldbus connector X2 for COM-CN-EN
Pin
Signal
Symbol
Type
Pin at Fieldbus
connector
RJ45
1
2
Ethernet, Receive Data N
EN_IN
MAC Input neg.
Note 1
3
4
Ethernet, Receive Data P
EN_IP
MAC Input pos.
Note 1
5
6
Ethernet , Transmit Data N
EN_ON
MAC Output neg.
Note 1
7
8
Ethernet, Transmit Data P
EN_OP
MAC Output pos.
Note 1
9
10
11
12
13
LINK-LED, active low
LNK#
4 mA Output
14
SYS-LED, RUN, Cathode green LED
RUN#
4 mA Output
15
ERR-LED, active low
ERR#
4 mA Output
16
SYS-LED, RDY, Cathode yellow LED
RDY#
4 mA Output
17 Ground
GND
18
Power Supply
+3.3 V
19
Peripheral IO
PIO
LVTTL Input / Output
20
Don't use - needed for isolation
21
Don't use - needed for isolation
22
23
Transmit Data +
TX+
1
24
Transmit Data -
TX-
2
25
Receive Data +
RX+
3
26
27
28
Receive Data -
RX-
6
29
30
Table 20: Fieldbus Connector X2 for Ethernet
Note
Information
1
Ethernet Signals could be only used without the hardware interface on the COM. Ask for special customer ver-
sion.
Table 21: Notes for Fieldbus Connector X2 for Ethernet
