Welcome Digi WR54 serial connector pinout
Digi WR54 Hardware Reference
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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
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