umcs(4)

umcs4

Moschip semiconductor based usb multiport serial adapter

Usage

umcs* at uhub? ucom* at umcs?

Overview

The umcs driver supports various MosChip Semiconductor based serial adapters.

The following devices should work with the umcs driver:

LogiLink AU0033
ST Lab U-360
ST Lab U-400

Releases

Unchanged in 25 releases since OpenBSD 5.7.

  1. 5.7–8.0

History

The umcs device driver first appeared in OpenBSD 5.7.

From man 8.0-current-20261101 in OpenBSD 8.0-current (2026-11-01). Parsed by carta from the page's mdoc source.