53 lines
1.5 KiB
Groff
53 lines
1.5 KiB
Groff
.\" $OpenBSD: uchcom.4,v 1.3 2024/04/12 00:43:32 kevlo Exp $
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.\"
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.\" Copyright (c) 2007 Jonathan Gray <jsg@openbsd.org>
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.\"
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.\" Permission to use, copy, modify, and distribute this software for any
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.\" purpose with or without fee is hereby granted, provided that the above
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.\" copyright notice and this permission notice appear in all copies.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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.\"
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.Dd $Mdocdate: April 12 2024 $
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.Dt UCHCOM 4
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.Os
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.Sh NAME
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.Nm uchcom
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.Nd WinChipHead CH343/341/340 based USB serial adapter
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.Sh SYNOPSIS
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.Cd "uchcom* at uhub?"
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.Cd "ucom* at uchcom?"
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.Sh DESCRIPTION
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The
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.Nm
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driver supports WinChipHead CH343/341/340 serial devices.
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.Pp
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The CH341/340 devices only support a variety of baud rates
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up to 921600.
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CH343 devices support any baud rate up to 6 Mbps.
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.Sh SEE ALSO
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.Xr tty 4 ,
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.Xr ucom 4 ,
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.Xr uhub 4 ,
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.Xr usb 4
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.Sh HISTORY
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The
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.Nm
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device driver first appeared in
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.Ox 4.3 .
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.Sh AUTHORS
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.An -nosplit
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The
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.Nm
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driver was written by
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.An Takuya SHIOZAKI Aq Mt tshiozak@netbsd.org
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and ported to
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.Ox
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by
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.An Jonathan Gray Aq Mt jsg@openbsd.org .
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