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author | brueffer <brueffer@FreeBSD.org> | 2008-03-01 13:05:03 +0000 |
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committer | brueffer <brueffer@FreeBSD.org> | 2008-03-01 13:05:03 +0000 |
commit | 20d5260bedebd9bf2af3599662f57246a5df3a27 (patch) | |
tree | fcf73f4cef6e167062322df7ea5d059184a275e0 /share/man/man4/uchcom.4 | |
parent | 54613833523e04a1367f05bbaf9311f5c5042db7 (diff) | |
download | FreeBSD-src-20d5260bedebd9bf2af3599662f57246a5df3a27.zip FreeBSD-src-20d5260bedebd9bf2af3599662f57246a5df3a27.tar.gz |
Manpage for the uchcom(4) driver, adapted from the one in NetBSD.
Diffstat (limited to 'share/man/man4/uchcom.4')
-rw-r--r-- | share/man/man4/uchcom.4 | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/share/man/man4/uchcom.4 b/share/man/man4/uchcom.4 new file mode 100644 index 0000000..6b127ae --- /dev/null +++ b/share/man/man4/uchcom.4 @@ -0,0 +1,94 @@ +.\" $NetBSD: uchcom.4,v 1.1 2007/09/03 18:02:17 tshiozak 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. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the NetBSD +.\" Foundation, Inc. and its contributors. +.\" 4. Neither the name of The NetBSD Foundation nor the names of its +.\" contributors may be used to endorse or promote products derived +.\" from this software without specific prior written permission. +.\" +.\" 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. +.\" +.\" $FreeBSD$ +.\" +.Dd March 1, 2008 +.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" +.Cd "device ucom" +.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 7.0 . +.Sh BUGS +Actually, this chip seems unable to drive other than 8 data bits and +1 stop bit line. |