1.\" $NetBSD: lmtemp.4,v 1.2 2008/04/04 10:09:07 xtraeme Exp $ 2.\" 3.\" Copyright (c) 2005 KIYOHARA Takashi 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Neither the name of the author nor the names of any 12.\" contributors may be used to endorse or promote products derived 13.\" from this software without specific prior written permission. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS 16.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 19.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd April 4, 2008 28.Dt LMTEMP 4 29.Os 30.Sh NAME 31.Nm lmtemp 32.Nd National Semiconductor LM75, LM77 and compatible hardware monitors 33.Sh SYNOPSIS 34.Cd "lmtemp0 at iic? addr 0x48 flags 0x0000" 35.Sh DESCRIPTION 36The 37.Nm 38driver provides support for the 39.Tn National Semiconductor 40LM on iicbus series temperatures and register compatible chips to be used 41with the 42.Xr envsys 4 43API. 44The 45.Nm 46supports ranges of the temperature between +125 from -55. 47.Pp 48Each device is specified by the value of the address and flags. 49.Bl -column "Temperature" "addr" "flags" -offset indent 50.It Sy "Temperature" Ta Sy "addr" Ta Ta Sy "flags" 51.It Li "LM75" Ta "0x48 - 0x4f" Ta "0x0000" 52.It Li "DS75" Ta "0x48 - 0x4f" Ta "0x0001" 53.It Li "LM77" Ta "0x48 - 0x4b" Ta "0x0002" 54.El 55.Sh HARDWARE 56Chips supported by the 57.Nm 58driver include: 59.Pp 60.Bl -item -offset indent 61.It 62.Tn National Semiconductor 63.Em LM75 64.It 65.Tn National Semiconductor 66.Em LM77 67.It 68.Tn Dallas Semiconductor 69.Em DS75 70.El 71.Sh SEE ALSO 72.Xr envsys 4 , 73.Xr envstat 8 74.Sh HISTORY 75The 76.Nm 77device appeared in 78.Nx 4.0 . 79.Sh BUGS 80Interrupt support is unimplemented. 81