UCYCOM(4) FreeBSD Kernel Interfaces Manual UCYCOM(4)
NAME
ucycom - device driver for Cypress CY7C63743 and CY7C64013 USB to RS232
bridges
SYNOPSIS
To compile this driver into the kernel, place the following line in your
kernel configuration file:
device usb
device hid
device ucom
device ucycom
Alternatively, to load the driver as a module at boot time, place the
following line in loader.conf(5):
ucycom_load="YES"
DESCRIPTION
The ucycom 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.
The ucycom driver behaves like a tty(4).
HARDWARE
The ucycom driver currently supports the following devices which
incorporate Cypress USB to RS232 bridge chips:
o DeLorme Earthmate USB GPS receiver
FILES
/dev/ttyU* for callin ports
/dev/ttyU*.init
/dev/ttyU*.lock corresponding callin initial-state and lock-state
devices
/dev/cuaU* for callout ports
/dev/cuaU*.init
/dev/cuaU*.lock corresponding callout initial-state and lock-state
devices
SEE ALSO
tty(4), ucom(4), usb(4)
HISTORY
The ucycom driver first appeared in FreeBSD 5.3.
AUTHORS
The ucycom driver and this manual page were written by Dag-Erling
Smorgrav <
[email protected]>.
FreeBSD 14.1-RELEASE-p8 April 26, 2017 FreeBSD 14.1-RELEASE-p8