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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
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.\" $NetBSD: uchcom.4,v 1.2 2008/04/30 13:10:54 martin Exp $ .\" .\" Copyright (c) 2007 The NetBSD Foundation, Inc. .\" All rights reserved. .\" .\" This code is derived from software contributed to The NetBSD Foundation .\" by Takuya SHIOZAKI (tshiozak@netbsd.org). .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. Redistributions in binary form must reproduce the above copyright .\" notice, this list of conditions and the following disclaimer in the .\" documentation and/or other materials provided with the distribution. .\" .\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS .\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED .\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR .\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS .\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR .\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF .\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS .\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN .\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE .\" POSSIBILITY OF SUCH DAMAGE. .\" .\" $FreeBSD: release/9.1.0/share/man/man4/uchcom.4 219387 2011-03-07 21:53:15Z hselasky $ .\" .Dd May 18, 2009 .Dt UCHCOM 4 .Os .Sh NAME .Nm uchcom .Nd WinChipHead CH341/CH340 serial adapter driver .Sh SYNOPSIS To compile this driver into the kernel, place the following lines in your kernel configuration file: .Bd -ragged -offset indent .Cd "device uchcom" .Ed .Pp Alternatively, to load the driver as a module at boot time, place the following line in .Xr loader.conf 5 : .Bd -literal -offset indent uchcom_load="YES" .Ed .Sh DESCRIPTION The .Nm driver provides support for the WinChipHead CH341/CH340 USB-to-RS-232 Bridge chip. .Pp The device is accessed through the .Xr ucom 4 driver which makes it behave like a .Xr tty 4 . .Sh HARDWARE The .Nm driver supports the following adapters: .Pp .Bl -bullet -compact .It HL USB-RS232 .El .Sh SEE ALSO .Xr tty 4 , .Xr ucom 4 , .Xr usb 4 .Sh HISTORY The .Nm driver first appeared in .Nx . The first .Fx release to include it was .Fx 8.0 . .Sh BUGS Actually, this chip seems unable to drive other than 8 data bits and 1 stop bit line.