.\" .\" Copyright (c) 2015 M. Warner Losh .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. The name of the author may not be used to endorse or promote products .\" derived from this software without specific prior written permission. .\" .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE .\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" .\" $FreeBSD$ .\" .Dd July 20, 2015 .Dt OW 4 .Os .Sh NAME .Nm ow .Nd Dallas Semiconductor 1-Wire bus .Sh SYNOPSIS .Cd device ow .Sh DESCRIPTION The .Nm module implements the Dallas Semiconductor 1-Wire bus. It attaches to the .Xr owc 4 driver, which implements the low-level signaling of the 1-Wire bus. .Sh SEE ALSO .Xr ow_temp 4 , .Xr owc 4 , .Xr owll 9 , .Xr own 9 .Sh LEGAL .Tn 1-Wire is a registered trademark of Maxim Integrated Products, Inc. .Sh HISTORY The .Nm driver first appeared in .Fx 11.0 . .Sh AUTHORS The .Nm device driver and this manual page were written by .An Warner Losh .