home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: comp.unix.sys5.r3
- Path: sparky!uunet!hfsi!ata
- From: ata@hfsi.uucp (John Ata - FSO)
- Subject: Re: Can Sys/V force DTR low or high?
- Message-ID: <1992Dec28.201017.29140@hfsi.uucp>
- Keywords: DTR
- Reply-To: ata@hfsi.UUCP (John Ata - FSO)
- Organization: HFSI, McLean VA.
- References: <1406@minya.UUCP>
- Date: Mon, 28 Dec 1992 20:10:17 GMT
- Lines: 15
-
- In article <1406@minya.UUCP> jcsu@minya.UUCP (John Chambers) writes:
- >The subject is probably self-explanatory. On BSD-like systems, you can
- >make a call of:
- > ioctl(dev,TIOCCDTR,0L);
- >and DTR will instantly drop, telling a (sane ;-) modem to hang up.
- >I've poked around in TFM for several Sys/V releases (both R3 and R4),
- >and as near as I can tell, there is no (documented) equivalent of this
- >operation in Sys/V.
-
- Doesn't setting the baud rate to 0 drop DTR on SysVR3?
- --
- John G. Ata - Technical Consultant | Internet: ata@hfsi.com
- HFS, Inc. VA20 | UUCP: uunet!hfsi!ata
- 7900 Westpark Drive MS:601 | Voice: (703) 827-6810
- McLean, VA 22102 | FAX: (703) 827-3729
-