Date: Wed, 31 Jan 2001 04:18:57 +0200 (EET) From: Juha.Nurmela@quicknet.inet.fi To: Bruce Evans <bde@zeta.org.au> Cc: freebsd-hardware@FreeBSD.ORG Subject: Re: sio RTS stays asserted after close Message-ID: <Pine.BSF.4.10.10101310352220.7127-100000@pena.oh5nxo.ampr.org> In-Reply-To: <Pine.BSF.4.21.0101310155150.2236-100000@besplex.bde.org>
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On Wed, 31 Jan 2001, Bruce Evans wrote: > It is intentional: > > RCS file: /home/ncvs/src/sys/isa/sio.c,v > Working file: sio.c > head: 1.321 *blush* should have checked that. > Before this change, DTR and RTS were also coupled in TIOCSDTR and > TIOCDTR. That was clearly wrong, at least if RTS is not being used > for flow control, since it breaks using the modem status lines > independently for special (non-modem) applications. I was hoping for a teeny bit of extra safety for this kind of use, two radios with push-to-talks from DTR and RTS, voice-tunnel of sort. But nothing prevents using separate serports and/or taking care about always gracefully unkeying before exiting. Anyway there are external monostables. Thanks, Juha To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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