table of contents
COMEDI_DO_INSN(3) | Comedi reference | COMEDI_DO_INSN(3) |
NAME¶
comedi_do_insn - perform instructionSYNOPSIS¶
#include <comedilib.h>
int
comedi_do_insn(comedi_t * device,
comedi_insn * instruction);
DESCRIPTION¶
The function comedi_do_insn performs a single instruction.RETURN VALUE¶
If successful, returns a non-negative number. For the case of INSN_READ or INSN_WRITE instructions, comedi_do_insn returns the number of samples read or written, which may be less than the number requested. If there is an error, -1 is returned.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.
Éric Piel <piel@delmic.com>
Author.
COPYRIGHT¶
Copyright © 1998-2003 David Schleef07/14/2014 | Comedi |