umcs(4) on FreeBSD
The text cf37ef7cee48, as FreeBSD 11.1-RELEASE shipped it.
USB support for serial adapters based on the MCS7820 and MCS7840 chips
The text cf37ef7cee48, as FreeBSD 11.1-RELEASE shipped it.
USB support for serial adapters based on the MCS7820 and MCS7840 chips