From owner-freebsd-hardware Tue Jan 30 18:14: 3 2001 Delivered-To: freebsd-hardware@freebsd.org Received: from pena.oh5nxo.ampr.org (qn-lpr4-191.quicknet.inet.fi [194.251.101.191]) by hub.freebsd.org (Postfix) with ESMTP id 1B33537B6B2 for ; Tue, 30 Jan 2001 18:13:46 -0800 (PST) Received: from localhost (junki@localhost) by pena.oh5nxo.ampr.org (8.11.1/8.11.1) with ESMTP id f0V2Ixv07157; Wed, 31 Jan 2001 04:19:00 +0200 (EET) (envelope-from Juha.Nurmela@quicknet.inet.fi) Date: Wed, 31 Jan 2001 04:18:57 +0200 (EET) From: Juha.Nurmela@quicknet.inet.fi X-Sender: junki@pena.oh5nxo.ampr.org Reply-To: Juha.Nurmela@quicknet.inet.fi To: Bruce Evans Cc: freebsd-hardware@FreeBSD.ORG Subject: Re: sio RTS stays asserted after close In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org 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