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Appendix D – Port & Cable Pinouts
42 DL™ User Manual Rev 3
DATA COMMUNICATIONS
SERIAL PORT CONNECTORS
The two serial ports (COM1 and COM2) on the DL use LEMO EEG.IK.310.CLN sockets, with the pins assigned as
given in Table 10: COM2 Serial Port - Connector Pin Assignment and Table 11: COM1 Serial Port - Connector Pin
Assignment:
Table 10: COM2 Serial Port - Connector Pin Assignment
Pin Name Description
1 DCD Data Carrier Detect input
2 RXD Receive Data input
3 TXD Transmit Data output
4 GND Battery return
5 GND Signal ground
6 - No Connection
7 RTS Ready to Send output
8 CTS Clear to Send input
9 BAT Battery
10 N/C N/C
Table 11: COM1 Serial Port - Connector Pin Assignment
Pin Name Description
1 DCD Data Carrier Detect input
2 RXD Receive Data input
3 TXD Transmit Data output
4 DTR Data Terminal ready
5 GND Signal ground
6 DSR Data Set ready
7 RTS Ready to Send output
8 CTS Clear to Send input
9 NULL NULL
10 N/C N/C