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Serial Port Loopback (9 CheckIt)

Used to verify that a port is working. This one works with CheckIt.

9 PIN D-SUB FEMALE (To Computer).

9 PIN D-SUB FEMALE to Computer. 

Name Pin Pin Name
CD 1 6 DSR
CD 1 9 RI
RXD 2 3 TXD
DTR 4 6 DSR
RTS 7 8 CTS
Contributor: Joakim Ögren, "Coolsys"
Source: ?
Please send any comments to Joakim Ögren.