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- Path: sparky!uunet!mcsun!sunic!dkuug!uts!povlphp
- From: povlphp@uts.uni-c.dk (Povl H. Pedersen)
- Newsgroups: sci.electronics
- Subject: RS 232 & RS-422 voltage specs wanted
- Message-ID: <1993Jan5.022447.20082@uts.uni-c.dk>
- Date: 5 Jan 93 02:24:47 GMT
- Organization: UNI-C, Danish Computing Centre for Research and Education
- Lines: 10
-
- My Mac's serial port has partly died. It will receive data from RS-232
- units, and both send and receive to my DeskWriter which is RS-422.
- So I would like to know what voltages does the standards use ?
- What voltage is on the TxD when the port is not in use ?
-
- thanks,
- Povl
- --
- Povl H. Pedersen - Macintosh specialist. Knows some DOS and UNIX too.
- pope@imv.aau.dk - povlphp@uts.uni-c.dk
-