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UCOM(4)			    Kernel Interfaces Manual		       UCOM(4)

NAME
       ucom -- USB tty support

SYNOPSIS
       To  compile  this  driver  into the kernel, place the following line in
       your kernel configuration file:

	     device ucom

       Alternatively, to load the driver as a module at	boot time,  place  the
       following line in loader.conf(5):

	     ucom_load="YES"

DESCRIPTION
       The ucom	driver attaches	to USB modems, serial ports, and other devices
       that  need to look like a tty.  The ucom	driver shows a behavior	like a
       tty(4).	This means that	normal programs	such as	tip(1) or pppd(8)  can
       be used to access the device.

       The  portno locater can be used to decide which port to use for devices
       that have multiple external ports.

BUGS
       Prior to	FreeBSD	6.0 ucom created /dev/ucom? rather  than  the  uniform
       device names created today.  Old	scripts	must be	adjusted accordingly.

FILES
       /dev/cuaU?

       /dev/ttyU?

SEE ALSO
       tty(4),	uark(4),  uftdi(4),  umct(4),  umodem(4),  uplcom(4),  usb(4),
       uvisor(4), uvscom(4)

HISTORY
       The ucom	driver was adopted from	NetBSD in March	of 2002.  This	manual
       page  was  adopted  from	 NetBSD	by Tom Rhodes <trhodes@FreeBSD.org> in
       April 2002.

FreeBSD	7.2		       November	18, 2006		       UCOM(4)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=ucom&sektion=4&manpath=FreeBSD+7.2-RELEASE>

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