1.\"- 2.\" Copyright (c) 2004 Dag-Erling Smørgrav 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 3. The name of the author may not be used to endorse or promote products 14.\" derived from this software without specific prior written permission. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.Dd April 26, 2017 29.Dt UCYCOM 4 30.Os 31.Sh NAME 32.Nm ucycom 33.Nd device driver for Cypress CY7C63743 and CY7C64013 USB to RS232 bridges 34.Sh SYNOPSIS 35To compile this driver into the kernel, 36place the following line in your 37kernel configuration file: 38.Bd -ragged -offset indent 39.Cd "device usb" 40.Cd "device hid" 41.Cd "device ucom" 42.Cd "device ucycom" 43.Ed 44.Pp 45Alternatively, to load the driver as a 46module at boot time, place the following line in 47.Xr loader.conf 5 : 48.Bd -literal -offset indent 49ucycom_load="YES" 50.Ed 51.Sh DESCRIPTION 52The 53.Nm 54driver provides support for the Cypress CY7C63743 and CY7C64013 bridge 55chips. 56These chips were designed to provide a low-cost transition path to USB 57for existing RS232 devices, and have fairly limited capabilities. 58.Pp 59The 60.Nm 61driver behaves like a 62.Xr tty 4 . 63.Sh HARDWARE 64The 65.Nm 66driver currently supports the following devices which incorporate 67Cypress USB to RS232 bridge chips: 68.Pp 69.Bl -bullet -compact 70.It 71DeLorme Earthmate USB GPS receiver 72.El 73.Sh FILES 74.Bl -tag -width "/dev/ttyU*.init" -compact 75.It Pa /dev/ttyU* 76for callin ports 77.It Pa /dev/ttyU*.init 78.It Pa /dev/ttyU*.lock 79corresponding callin initial-state and lock-state devices 80.Pp 81.It Pa /dev/cuaU* 82for callout ports 83.It Pa /dev/cuaU*.init 84.It Pa /dev/cuaU*.lock 85corresponding callout initial-state and lock-state devices 86.El 87.Sh SEE ALSO 88.Xr tty 4 , 89.Xr ucom 4 , 90.Xr usb 4 91.Sh HISTORY 92The 93.Nm 94driver first appeared in 95.Fx 5.3 . 96.Sh AUTHORS 97.An -nosplit 98The 99.Nm 100driver and this manual page were written by 101.An Dag-Erling Sm\(/orgrav Aq Mt des@FreeBSD.org . 102