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- Path: sparky!uunet!munnari.oz.au!comp.vuw.ac.nz!zl2tnm!toyunix!don
- Newsgroups: comp.os.vms
- Subject: Re: RS232 Test connector pinout?
- Message-ID: <3067248@zl2tnm.gen.nz>
- From: don@zl2tnm.gen.nz (Don Stokes)
- Date: 5 Sep 92 11:50:51 GMT
- Sender: news@zl2tnm.gen.nz (GNEWS Version 2.0 news poster.)
- Distribution: world
- Organization: The Wolery
- Lines: 21
-
- welchb@woods.ulowell.edu writes:
- > 2-TD transmitted data
- > 3-RD receive data
- > 4-RTS request to send
- > 5-CTS clear to send
- > 6-DSR data set ready
- > 20-DTR data terminal ready
- > CD - I am confused. I thought it meant Carrier Detect, and came on when
- > you called a computer and got back the tone which said "I am a computer,
- > not a voice", but the catalog lists pin 20 as CD, but with the description
- > Data Terminal Ready; it has nothing with the official name CD.
- > How about 8-CF Received Line Signal Detector?
-
- Received Line Signal Detect and Carrier Detect are the same thing on the
- same pin (pin 8 for a DB25). Pin 20 is DTR. If your book says otherwise,
- file it in the round open-topped container under your desk. 8-)
-
- --
- Don Stokes, ZL2TNM (DS555) don@zl2tnm.gen.nz (home)
- Network Manager, Computing Services Centre don@vuw.ac.nz (work)
- Victoria University of Wellington, New Zealand +64-4-495-5052
-