1.\" $NetBSD: rt.4,v 1.5 2002/01/02 04:09:13 augustss Exp $ 2.\" $OpenBSD: rt.4,v 1.2 2001/12/05 11:27:44 mickey Exp $ 3.\" $RuOBSD: rt.4,v 1.3 2001/10/26 05:38:43 form Exp $ 4.\" 5.\" Copyright (c) 2001 Vladimir Popov <jumbo@narod.ru> 6.\" All rights reserved. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 23.\" USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 24.\" ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" 28.Dd October 8, 2001 29.Dt RT 4 30.Os 31.Sh NAME 32.Nm rt 33.Nd AIMS Lab Radiotrack FM radio device driver 34.Sh SYNOPSIS 35.Cd "rt0 at isa? port 0x20c" 36.Cd "rt1 at isa? port 0x284" 37.Cd "rt2 at isa? port 0x30c" 38.Cd "rt3 at isa? port 0x384" 39.Cd "radio* at rt?" 40.Sh DESCRIPTION 41The 42.Nm 43driver provides support for the AIMS Lab Radiotrack FM radio tuners and 44compatible RadioReveal RA300 and SoundForte RadioX SF16-FMI FM radio tuners. 45.Pp 46The Radiotrack is a stereo FM tuner that allows to tune in the range 4787.5 - 108.0 MHz, report signal status on the current frequency, and 48force audio output to mono. 49.Pp 50The Radiotrack cards take only one I/O port. 51The I/O port is set by the driver to the value specified in 52the configuration file and must be either 0x20c or 0x30c. 53.Sh SEE ALSO 54.Xr isa 4 , 55.Xr radio 4 56.Sh HISTORY 57The 58.Nm 59device driver appeared in 60.Ox 3.0 61and 62.Nx 1.6 . 63.Sh AUTHORS 64The 65.Nm 66driver was written by Vladimir Popov and Maxim Tsyplakov. 67The man page was written by Vladimir Popov. 68.Sh BUGS 69Support for the SF16-FMI cards is rather ugly, volume control is not working 70and the driver can not correctly determine signal state. 71