From:	"Marp" <marp AT 0 DOT 0 DOT 0 DOT 0>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Parallel port in DJGPP
Date:	Thu, 30 Nov 2000 02:19:40 -0500
Organization:	MindSpring Enterprises
Lines:	28
Message-ID:	<904v0v$dib$1@slb1.atl.mindspring.net>
References:	<3A25F4AC DOT 9ADC3516 AT es DOT co DOT nz>
NNTP-Posting-Host:	04.30.99.bc
X-Server-Date:	30 Nov 2000 07:18:55 GMT
X-Priority:	3
X-MSMail-Priority:	Normal
X-Newsreader:	Microsoft Outlook Express 5.50.4522.1200
X-MimeOLE:	Produced By Microsoft MimeOLE V5.50.4522.1200
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp
Reply-To:	djgpp AT delorie DOT com

You need to include pc.h and use outportb(port, value) and value =
inportb(port) for reading.

Marp

"Chris" <chrisr AT es DOT co DOT nz> wrote in message
news:3A25F4AC DOT 9ADC3516 AT es DOT co DOT nz...
> Hi,
>
> I'm new to C/C++ and djgpp in general.  What I need to do is write some
> information to the parallel port on a PC (that is to say make pin 2 high
>
> or pin3 or pin2 and pin3 etc).  Can someone give me a few tips on the
> commands I need, how to implement them and the header files to include?
>
> I imagine its something like
>
> portout (portaddress here), (value to write to port),
>
> In basic its just
>
> OUT 888, (value to write out), Where 888 is decimal for 0x 378 I think
>
> Thanks,
> Chris.
>

- Raw text -