UMCS(4) | Device Drivers Manual | UMCS(4)

# NAME

`umcs` —
USB multiport serial adapters driver

# SYNOPSIS

`umcs* at uhub?`
`ucom* at umcs?`

# HARDWARE

The `umcs` driver supports a wide variety of hardware based on the MosChip 7810, 7820, 7840 chipsets and clones thereof. Devices range from single port to eight port (implemented as a USB hub and two `umcs` four port instances behind it).

Examples of hardware known to work with this driver are:

LOGILINK AU0033

# DESCRIPTION

The `umcs` driver attaches the MosChip multiport chipset with individual port drivers via ucom(4), which makes it behave like a tty(4).

# SEE ALSO

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

# HISTORY

The `umcs` driver appeared in NetBSD 7.

May 7, 2019 | NetBSD 9.5