Copyright (c) 2004 Dag-Erling Co��dan Sm��rgrav
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$FreeBSD$
.Dd November 20, 2011 .Dt UCYCOM 4 .Os .Sh NAME .Nm ucycom .Nd device driver for Cypress CY7C63743 and CY7C64013 USB to RS232 bridges .Sh SYNOPSIS To compile this driver into the kernel, place the following line in your kernel configuration file: d -ragged -offset indent .Cd "device usb" .Cd "device ucom" .Cd "device ucycom" .Ed
p Alternatively, to load the driver as a module at boot time, place the following line in .Xr loader.conf 5 : d -literal -offset indent ucycom_load="YES" .Ed .Sh DESCRIPTION The .Nm driver provides support for the Cypress CY7C63743 and CY7C64013 bridge chips. These chips were designed to provide a low-cost transition path to USB for existing RS232 devices, and have fairly limited capabilities.
p The .Nm driver behaves like a .Xr tty 4 . .Sh HARDWARE The .Nm driver currently supports the following devices which incorporate Cypress USB to RS232 bridge chips:
p l -bullet -compact t DeLorme Earthmate USB GPS receiver .El .Sh SEE ALSO .Xr tty 4 , .Xr usb 4 .Sh HISTORY The .Nm driver first appeared in .Fx 5.3 . .Sh AUTHORS .An -nosplit The .Nm driver and this manual page were written by .An Dag-Erling Sm\(/orgrav Aq des@FreeBSD.org .