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- From: mesm@netcom.com (Mary E. S. Morris)
- Subject: Re: Sun clone won't drop DTR?
- Message-ID: <1992Nov22.210550.5941@netcom.com>
- Organization: Netcom - Online Communication Services (408 241-9760 guest)
- References: <1992Nov17.221054.22114@dsg.tandem.com>
- Date: Sun, 22 Nov 1992 21:05:50 GMT
- Lines: 29
-
- scott@DSG.Tandem.COM (Scott Hazen Mueller) writes:
- :
- : I'm having an odd problem with an OPUS (Sparc-alike) running SunOS 4.1.x.
- : I've got a Worldblazer modem on ttyb set to reset when DTR drops, but it is
- : not resetting, and to all appearances DTR is never dropping. Now, this is
- : probably just a configuration goof somewhere, but I'm not sure where...
- :
- : What I have done:
- :
- : created ttyb as 12, 1 and cua1 as 12, 129;
- : ttysoftcar -n /dev/ttyb;
- : ttysoftcar -n /dev/cua1;
- : set the modem to at&d3;
- : tried adding :hc: to the gettytab;
- : tried stty 0 >/dev/ttyb;
- : tried RTFM.
- :
- On Sun systems only devices whose minor number is 128 or below
- have the capability to drop dtr. Do an ls -l on your /dev/tt* files
- If the second # listed where the file size usually is is above 128
- subtract 128 from the minor number and find the device that uses
- that major/minor combo. This is the name of the same device that
- will drop dtr.
-
- --
- Mary E. S. Morris | The future exists first in imagination, then
- mesm@netcom.COM | in will, then in reality. -- Galivan Burwell
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