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Digi WR54 serial connector pinout
Digi WR54 Hardware Reference
12
Digi WR54 serial connector pinout
The WR54 is a DTE device. The pinout for the DB9 serial connector is as follows:
Signal name
RS232 signal
DTE signal
direction
DB9 pin number
Transmit Data
TxD
In
3
Receive Data
RxD
Out
2
Ready To Send
RTS
In
7
Clear to Send
CTS
Out
8
Data Set Ready
DSR
Out
6
Ground
GND
N/A
5
Data Carrier Detect
DCD
Out
1
Data Terminal Ready
DTR
In
4
Ring Indicate
RI
Out
9