1.\" $NetBSD: umcs.4,v 1.3 2019/05/07 22:00:10 mrg Exp $ 2.\" 3.\" Copyright (c) 2014 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Martin Husemann. 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.Dd May 7, 2019 31.Dt UMCS 4 32.Os 33.Sh NAME 34.Nm umcs 35.Nd USB multiport serial adapters driver 36.Sh SYNOPSIS 37.Cd "umcs* at uhub?" 38.Cd "ucom* at umcs?" 39.Sh HARDWARE 40The 41.Nm 42driver supports a wide variety of hardware based on the 43MosChip 7810, 7820, 7840 chipsets and clones thereof. 44Devices range from single port to eight port (implemented as a 45USB hub and two 46.Nm umcs 47four port instances behind it). 48.Pp 49Examples of hardware known to work with this driver are: 50.Pp 51.Bl -tag -width Dv -offset indent -compact 52.It LOGILINK AU0033 53.El 54.Sh DESCRIPTION 55The 56.Nm 57driver attaches the MosChip multiport chipset with individual port 58drivers via 59.Xr ucom 4 , 60which makes it behave like a 61.Xr tty 4 . 62.Sh SEE ALSO 63.Xr tty 4 , 64.Xr ucom 4 , 65.Xr usb 4 66.Sh HISTORY 67The 68.Nm 69driver 70appeared in 71.Nx 7 . 72