Motorola IRRInet-XL - 5.3.4 RTU-to-RTU RS-232 Synchronous Communications Connection (via port 3)

5-7
Tx
_
DAT
A
J1
(
RJ45
)
J2
(
RJ45
)
TxDAT
A
RxDATA
RxCL
GND
TxCLK
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
Rx_DAT
RxCL
GND
TxCLK
8
RJ45
Connecto
Pin No.
Pin No.
Figure 5-6 RTU-to-RTU Synchronous Communications Cable
5.3.4 RTU-to-RTU RS-232 Synchronous Communications
Connection (via port 3)
This section provides data on the cable recommended for RTU-to- RTU RS-232
synchronous communications via RTU port 3 (not supplied) (See Figure 5-7). The cable
should be connected to the CPU as follows:
CPU Port No. Used with Piggyback Board Toolbox Definition
3 FRN5724A
RS-232 Synchronous External
Modem, Full Duplex or Multi-Drop Half
Duplex
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