1.\" $NetBSD: umodem.4,v 1.6 2001/09/11 23:18:55 wiz Exp $ 2.\" 3.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Lennart Augustsson. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28.\" POSSIBILITY OF SUCH DAMAGE. 29.\" 30.\" $FreeBSD$ 31.\" 32.Dd April 26, 2017 33.Dt UMODEM 4 34.Os 35.Sh NAME 36.Nm umodem 37.Nd USB Communication Device Class serial (CDC ACM) driver 38.Sh SYNOPSIS 39To compile this driver into the kernel, 40place the following lines in your 41kernel configuration file: 42.Bd -ragged -offset indent 43.Cd "device usb" 44.Cd "device ucom" 45.Cd "device umodem" 46.Ed 47.Pp 48Alternatively, to load the driver as a 49module at boot time, place the following line in 50.Xr loader.conf 5 : 51.Bd -literal -offset indent 52umodem_load="YES" 53.Ed 54.Sh DESCRIPTION 55The 56.Nm 57driver provides support for USB modems and serial devices that 58implement the Communication Device Class Abstract Control Model (CDC ACM). 59It also provides device-side CDC ACM support. 60Supported modems are basically standard serial line modems, but they are 61accessed via USB instead. 62They support a regular AT command set. 63The commands can either be multiplexed with the data stream 64or handled through separate pipes. 65In the latter case the AT 66commands have to be given on a device separate from the data device. 67.Pp 68The device is accessed through the 69.Xr ucom 4 70driver which makes it behave like a 71.Xr tty 4 . 72.Sh HARDWARE 73Devices supported by the 74.Nm 75driver include: 76.Pp 77.Bl -bullet -compact 78.It 793Com 5605 80.It 81Curitel PC5740 Wireless Modem 82.It 83Kyocera AH-K3001V Mobile Phone(WILLCOM) 84.It 85Kyocera WX320K Mobile Phone(WILLCOM) 86.It 87Metricom Ricochet GS USB wireless modem 88.It 89Sierra MC5720 Wireless Modem 90.It 91Yamaha Broadband Wireless Router RTW65b 92.It 93ELSA MicroLink 56k USB modem 94.It 95Sony Ericsson W810i phone 96.It 97Sonim XP5300 Force 98.El 99.Sh FILES 100.Bl -tag -width "/dev/ttyU*.init" -compact 101.It Pa /dev/ttyU* 102for callin ports 103.It Pa /dev/ttyU*.init 104.It Pa /dev/ttyU*.lock 105corresponding callin initial-state and lock-state devices 106.Pp 107.It Pa /dev/cuaU* 108for callout ports 109.It Pa /dev/cuaU*.init 110.It Pa /dev/cuaU*.lock 111corresponding callout initial-state and lock-state devices 112.El 113.Sh SEE ALSO 114.Xr tty 4 , 115.Xr ucom 4 , 116.Xr usb 4 117.Sh HISTORY 118The 119.Nm 120driver 121appeared in 122.Nx 1.5 . 123This manual page was adopted from 124.Nx 125by 126.An Tom Rhodes Aq Mt trhodes@FreeBSD.org 127in April 2002. 128.Sh BUGS 129Only modems with multiplexed commands and data are supported 130at the moment. 131