1.\" $OpenBSD: owid.4,v 1.6 2013/07/16 16:05:49 schwarze Exp $ 2.\" 3.\" Copyright (c) 2006 Alexander Yurchenko <grange@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: July 16 2013 $ 18.Dt OWID 4 19.Os 20.Sh NAME 21.Nm owid 22.Nd 1-Wire ID device 23.Sh SYNOPSIS 24.Cd "owid* at onewire?" 25.Sh DESCRIPTION 26The 27.Nm 28driver provides support for the 1-Wire serial number family type device. 29This device can't do anything except report its unique serial number. 30The serial number is available through the 31.Xr sysctl 8 32interface. 33.Pp 34The following chips are supported by the driver: 35.Pp 36.Bl -bullet -compact -offset indent 37.It 38Maxim/Dallas DS1990 39.El 40.Sh SEE ALSO 41.Xr intro 4 , 42.Xr onewire 4 , 43.Xr sysctl 8 44.Sh HISTORY 45The 46.Nm 47driver first appeared in 48.Ox 4.0 . 49.Sh AUTHORS 50.An -nosplit 51The 52.Nm 53driver was written by 54.An Alexander Yurchenko Aq Mt grange@openbsd.org . 55