Eiki PjNET-20 - Manual (Page 102)

102
Chapter 8 Appendix
LAN port specification
Port Specification
Serial port specification
pin No. Signal Function
1 TX+ Transfer data (+)
2 TX- Transfer data (-)
3 RD+ Receive data (+)
4 (not used)
5 (not used)
6 RD- Receive data (-)
7 (not used)
8 (not used)
1 2 3 4 5 6 7 8
8-pin modular connector (RJ-45)
Pin No. Signal Function
1 CD Carrier detection
2 RXD Receive data
3 TXD Transfer data
4 DTR Data terminal ready
5 Ground Ground
6 DSR Data set ready
7 RTS Request to send
8 CTS Clear to send
9 (not used)
1 2 3 4
9 8 7 6
5
D sub 9-pin connector (RS-232C)