1.\" $OpenBSD: ucom.4,v 1.4 2001/08/03 15:21:16 mpech Exp $ 2.\" $NetBSD: ucom.4,v 1.3 2000/04/14 14:55:18 augustss Exp $ 3.\" 4.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" This code is derived from software contributed to The NetBSD Foundation 8.\" by Lennart Augustsson. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 3. All advertising materials mentioning features or use of this software 19.\" must display the following acknowledgement: 20.\" This product includes software developed by the NetBSD 21.\" Foundation, Inc. and its contributors. 22.\" 4. Neither the name of The NetBSD Foundation nor the names of its 23.\" contributors may be used to endorse or promote products derived 24.\" from this software without specific prior written permission. 25.\" 26.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36.\" POSSIBILITY OF SUCH DAMAGE. 37.\" 38.Dd November 25, 1999 39.Dt UCOM 4 40.Os 41.Sh NAME 42.Nm ucom 43.Nd USB tty support 44.Sh SYNOPSIS 45.Cd "ucom* at umodem? portno ?" 46.Cd "ucom* at uvisor?" 47.Sh DESCRIPTION 48The 49.Nm 50driver attaches to USB modems, serial ports, and other devices that need 51to look like a tty. 52The 53.Nm 54driver shows a behaviour like a 55.Xr tty 4 . 56This means that normal programs such as 57.Xr tip 1 58or 59.Xr pppd 8 60can be used to access the device. 61.Pp 62The 63.Va portno 64locator can be used to decide which port to use for device that have 65multiple external ports. 66.Sh FILES 67.Bl -tag -width Pa 68.It Pa /dev/utty? 69.El 70.Sh SEE ALSO 71.Xr tty 4 , 72.Xr uftdi 4 , 73.Xr umodem 4 , 74.Xr usb 4 , 75.Xr uvisor 4 76.Sh HISTORY 77The 78.Nm 79driver appeared in 80.Nx 1.5 . 81.Ox 82support was added in 83.Ox 2.7 . 84