Hardware TransPort WR41 hardware
Digi TransPort WR Routers User Guide 66
TransPort WR41 serial pinout
Note that all TransPort serial ports are DCE.
RS232 port pinouts
WWAN
SECONDARY
WWAN
PRIMARY
LAN
GND
SERIAL 0
9-48VDC
2A MAX
SERIAL 0
Pin 8Pin 1
DB25 connector available
on some daughter cards
Description RS232 signal Direction DB 25 Pin#
RJ45 Pin#
Transmit Data TxD in 2 6
Receive Data RxD out 3 3
Ready To Send RTS in 4 1
Clear To Send CTS out 5 8
Data Set Ready DSR out 6 n/a
Ground GND n/a 7 5
Data Carrier Detect DCD out 8 7
Transmitter Clock TxC out 15 n/a
Receiver Clock RxC out 17 n/a
Data Terminal Ready DTR in 20 2
Ring Indicate RI out 22 n/a
External Transmitter Clock ETC in 24 n/a
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