Article View: alt.msdos.programmer
Article #1253Re: Port in ms/c
From: Doug Thompson
Date: Tue, 02 Jan 1990 19:24
Date: Tue, 02 Jan 1990 19:24
22 lines
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1380 bytes
In article <32255@iuvax.cs.indiana.edu> wcwang@iuvax.cs.indiana.edu (Bill Wang) writes:
>Does anyone know how to get access to data ports in microsoft c,
>The equivlent of Turbo Pascal or C's Port Array? Thanks in advance.
MSC 5.1 has an optimizer switch that generates in-line IN and OUT instructions. Without the
switch, the compiler generates calls to functions to do the work. I believe the
declarations are (manual at home):
int inb(int port);
void outb( int port, char value);
>
>Bill Wang
>US Mail = Psychology Department, Indiana University, Bloomington, IN 47405
>UUCP = {rutgers, att, ames}!iuvax!wcwang
>Internet = wcwang@iuvax.cs.indiana.edu
>
--
Douglas Thompson UUCP: ..{tektronix,ogicse,uunet}!sequent!norsk
Sequent Computer Systems Phone: (503) 526-5727
15450 SW Koll Parkway !"The scientist builds to learn;the engineer learns in
Beaverton OR 97006 !order to build." Fred Brooks
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uunet!zephyr.ens.tek.com!tektronix!sequent!norsk From: norsk@sequent.UUCP (Doug Thompson) Newsgroups: alt.msdos.programmer,comp.sys.ibm.pc Subject: Re: Port in ms/c Keywords: port, io, ms c Message-ID: <27003@sequent.UUCP> Date: 2 Jan 90 19:24:59 GMT References: <32255@iuvax.cs.indiana.edu> Reply-To: norsk@crg2.UUCP (Doug Thompson) Organization: Sequent Computer Systems, Inc. Lines: 22