umcs(4) on FreeBSD
The text 9490464d505d, as FreeBSD 12.3-RELEASE shipped it.
USB support for serial adapters based on the MCS7820 and MCS7840 chips
The text 9490464d505d, as FreeBSD 12.3-RELEASE shipped it.
USB support for serial adapters based on the MCS7820 and MCS7840 chips