UMCT(4) BSD Kernel Interfaces Manual UMCT(4)
umct -- MCT USB-RS232 USB serial adapter
umct* at uhub?
ucom* at umct?
The umct driver provides support for MCT USB-to-RS232 Converter and their
The device is accessed through the ucom(4) driver which makes it behave
like a tty(4).
The umct driver supports the following adapters:
D-Link DU-H3SP USB BAY
MCT USB-RS232 Converter 9 pin Model U232-P9
MCT USB-RS232 Converter 25 pin Model U232-P25
Sitecom USB-RS232 Converter
tty(4), ucom(4), uhub(4), usb(4)
The umct driver appeared in OpenBSD 3.2.
This driver is not known to work currently.
BSD March 28, 2017 BSD