COMEDI_FIND_RANGE(3) Comedi reference COMEDI_FIND_RANGE(3)
NAME
comedi_find_range - search for range
SYNOPSIS
#include <comedilib.h>
int comedi_find_range(comedi_t * device, unsigned int subdevice, unsigned int channel, unsigned int unit, double min, double max);
DESCRIPTION
The function comedi_find_range tries to locate the optimal (smallest) range for the channel channel belonging to subdevice subdevice of the
comedi device device, that includes both min and max in units of unit.
RETURN VALUE
If a matching range is found, the index of the matching range is returned. If no matching range is available, the function returns -1.
AUTHORS
David Schleef <ds@schleef.org>
Author.
Frank Mori Hess <fmhess@users.sourceforge.net>
Author.
Herman Bruyninckx <Herman.Bruyninckx@mech.kuleuven.ac.be>
Author.
Bernd Porr <tech@linux-usb-daq.co.uk>
Author.
Ian Abbott <abbotti@mev.co.uk>
Author.
COPYRIGHT
Copyright (C) 1998-2003 David Schleef
Copyright (C) 2001-2003, 2005, 2008 Frank Mori Hess
Copyright (C) 2002-2003 Herman Bruyninckx
Copyright (C) 2012 Bernd Porr
Copyright (C) 2012 Ian Abbott
This document is part of Comedilib. In the context of this document, the term "source code" as defined by the license is interpreted as the
XML source.
This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, version 2.1 of the License.
This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
Comedi 07/06/2012 COMEDI_FIND_RANGE(3)