DOKK / manpages / debian 10 / freebsd-manpages / umoscom.4freebsd.en
UMOSCOM(4) Device Drivers Manual UMOSCOM(4)

umoscomUSB support for serial adapters based on chips made by MOSCHIP

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

device usb
device ucom
device umoscom

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

umoscom_load="YES"

The umoscom driver provides support for various serial adapters based on chips from MOSCHIP.

The device is accessed through the ucom(4) driver which makes it behave like a tty(4).

/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

tty(4), ucom(4), usb(4)

The umoscom driver appeared in OpenBSD and was ported to FreeBSD.

April 26, 2017 Debian