Date: Tue, 23 May 2006 21:18:50 +0930 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Peter Jeremy <peterjeremy@optushome.com.au> Cc: freebsd-stable@freebsd.org Subject: Re: Odd RS232 problem Message-ID: <200605232118.59080.doconnor@gsoft.com.au> In-Reply-To: <20060523101550.GC769@turion.vk2pj.dyndns.org> References: <200605131413.17020.doconnor@gsoft.com.au> <200605231923.21263.doconnor@gsoft.com.au> <20060523101550.GC769@turion.vk2pj.dyndns.org>
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--nextPart1420584.zRyokT7iZO Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Tuesday 23 May 2006 19:45, Peter Jeremy wrote: > On Tue, 2006-May-23 19:23:20 +0930, Daniel O'Connor wrote: > >I would hope that 9600 baud wouldn't be *too* fast for a 2GHz CPU :( > > That depends on what else is sharing the IRQ. PLIP can give you > 10's of msec of latency. PIO disks can also destroy latency as > can NE2000-style NICs. Hmm, well I just realised I don't actually know what it IS sharing an IRQ w= ith=20 as puc/sio don't say :( I don't have any ISA hardware or PIO disks in the system. I do have a paral= lel=20 port which I am not using though. =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart1420584.zRyokT7iZO Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2.2 (FreeBSD) iD8DBQBEcvaq5ZPcIHs/zowRAtyuAJ40LgU+fpuCnNybsVUCgMMPntXVPQCfcFtY ioB6W9wvnffPcWgp5P4fiCQ= =U9jy -----END PGP SIGNATURE----- --nextPart1420584.zRyokT7iZO--
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