- From: Frank Mori Hess <fmhess_at_users.sourceforge.net>
- Date: Sat, 20 Mar 2004 08:40:29 -0500
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Tuesday 16 March 2004 11:56 am, Dirk Schwier wrote: > I'm using an Advantech PCI-1751 card (adv_pci_dio module), which is able > to generate (hardware) interrupts. > > What I want to do: when I get an rising edge flag on the interrupt > enabled channels (seems to be channel 16, channel 20 on subdevice 0 and > the same on subdevice 1) I want to start digital dataacquisition from > some other channels. > > There's my problem: if I understand that thing right normal > dataacquisition in comedi means "polling" - but I want to use interrupt > functionality, what means, that the data is only acquired in case I need > that and not periodically. Maybe the feature I need is the external > trigger functionality (TRIG_EXT). > > Would be nice, if someone can give me some hints how to solve such a > problem. The driver would need to be extended to supported comedi_command() and external triggers. - -- Frank -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQFAXEnQ5vihyNWuA4URAtK3AJ0fXohkCX2IwkN/4cizSXUyoGf5bwCfZTDb BC8iu/Y6hK7qUSve1x1OWXU= =o982 -----END PGP SIGNATURE-----
Received on 2004-03-20Z13:40:29