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Commit 0d6e5dad authored by Ian Abbott's avatar Ian Abbott Committed by Greg Kroah-Hartman
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Staging: comedi: amplc_pc236: Corrected documentation. 



Interrupt is triggered by rising edge on port C bit 3 (not bit 7).

From: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarFrank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 4bde29ed

drivers/staging/comedi/drivers/amplc_pc236.c

+2 −2
Original line number Diff line number Diff line
@@ -27,7 +27,7 @@ Driver: amplc_pc236 
Description: Amplicon PC36AT, PCI236

Author: Ian Abbott <abbotti@mev.co.uk>

Devices: [Amplicon] PC36AT (pc36at), PCI236 (pci236 or amplc_pc236)

Updated: Wed, 22 Oct 2008 13:40:03 +0100

Updated: Wed, 01 Apr 2009 15:41:25 +0100

Status: works



Configuration options - PC36AT:
@@ -45,7 +45,7 @@ as subdevice 0. 


Subdevice 1 pretends to be a digital input device, but it always returns

0 when read. However, if you run a command with scan_begin_src=TRIG_EXT,

a rising edge on port C bit 7 acts as an external trigger, which can be

a rising edge on port C bit 3 acts as an external trigger, which can be

used to wake up tasks.  This is like the comedi_parport device, but the

only way to physically disable the interrupt on the PC36AT is to remove

the IRQ jumper.  If no interrupt is connected, then subdevice 1 is