Path: utzoo!utgpu!water!watmath!clyde!cbosgd!ucbvax!husc6!yale!kthomas
From: kthomas@yale-zoo-suned..arpa (Kevin Thomas)
Newsgroups: comp.sys.ibm.pc
Subject: COM3,COM4
Summary: where are interrupts, ports?
Message-ID: <20049@yale-celray.yale.UUCP>
Date: 9 Dec 87 17:41:52 GMT
References: <164300022@uiucdcsb> <412@wa3wbu.UUCP> <13091@beta.UUCP>
Sender: root@yale.UUCP
Reply-To: {backbone}!esquire!kthomas!kthomas
Organization: Yale University Computer Science Dept, New Haven CT
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All of my technical documentation on the pc and at predated com3 and
com4, but I now need to make my software work with them.

Does anybody know the interrupt number and (base) port address for
com3 and com4 on the pc/xt/at ?

Thanks in advance,
kmt