Com port 3 & com port 4, Debug port – Solvline Eddy DK User Manual
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Eddy DK Programmer Guide
38
2.4.4.3. COM Port 3 & COM Port 4
RS422 Full Duplex
Pin
Signal
Description
1
TXD+
Transmit differential data positive (Output)
2
TXD-
Transmit differential data negative (Output)
3
GND
Ground
4
RXD+
Receive differential data positive (Input)
5
RXD-
Receive differential data negative (input)
RS485 Half Duplex
Pin
Signal
Description
1
TRX+
Transmit/Receive differential data positive
2
TRX-
Transmit/Receive differential data negative
2.4.4.4. Debug Port
You can check debug message or status information with debug port.