RE: 6024E Invalid Argument

From: Chuck Haines <chaines_at_wpi.edu> · Date: Mon, 16 Jun 2003 17:30:36 -0400

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Well, if you look at the strace output, you can see I'm getting and
error of invalid output.  I've traced it to the line that I put in my
previous email.  That's the reason I sent the strace.

Chuck

===============================
Chuck Haines
chaines_at_wpi.edu
http://www.linux-xtreme.net
===============================
WPI ECE Systems Administrator
WPI Game Development Club
WPI Linux Association
Tau Kappa Epsilon Fraternity
TKE-IT Systems Administrator
===============================
AIM: CyberGrex
YIM: CyberGrex_27
ICQ: 3707881
===============================

- -----Original Message-----
From: comedi-admin_at_comedi.org [mailto:comedi-admin_at_comedi.org] On
Behalf Of David Schleef
Sent: Monday, June 16, 2003 4:25 PM
To: Chuck Haines
Cc: comedi_at_comedi.org
Subject: Re: 6024E Invalid Argument

On Mon, Jun 16, 2003 at 01:39:49PM -0400, Chuck Haines wrote:
> I'm trying to do a simple program that opens and reads from the 
> digital
> I/O of the DAQCard 6024E.  However, I'm getting the following
> strace when  I run the program

Uh, why is the strace output interesting?

> Basically its not liking what I give to comedi_dio_config.  The
> line  I'm
> refering to in my code looks like this
> nError = comedi_dio_config(card, subdev, chanStart, COMEDI_INPUT);
> where subdev is 2 and chanStart is 0.  any help would be much
> appreciated.  

How do you know there was an error?

dave...

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