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Path: euryale.cc.adfa.oz.au!newshost.anu.edu.au!harbinger.cc.monash.edu.au!nntp.coast.net!zombie.ncsc.mil!news.mathworks.com!fu-berlin.de!zrz.TU-Berlin.DE!cs.tu-berlin.de!uni-erlangen.de!news.tu-chemnitz.de!narses.hrz.tu-chemnitz.de!irz401!uriah.heep!news From: j@uriah.heep.sax.de (J Wunsch) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: Multiple SMC ethernet cards Date: 10 Mar 1996 14:01:53 GMT Organization: Private BSD site, Dresden Lines: 21 Message-ID: <4hunch$1re@uriah.heep.sax.de> References: <313B1B78.7DE14518@kampai.euronet.nl> <4hg788$50a@atlas.uniserve.com> <nivaI0G@quack.kfu.com> Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) NNTP-Posting-Host: localhost.heep.sax.de Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Newsreader: knews 0.9.3 nsayer@quack.kfu.com (Nick Sayer) writes: > > No ISA card can share the IRQ of any other device. > > While I don't disagree, how does this explain the 'traditional' COMn > arrangement, where COM1 and COM3 share IRQ4 and COM2 and COM4 share They don't `share' the IRQ line. I.e., you cannot use com1 and com3 simultaneously in interupt mode. (You could, however, disable the irq feature for com1, and then use com3, or visa verse.) > IRQ4? (and why doesn't win95 allow you to change COM3 and 4's IRQ?) What is win95? :) -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)