umcs(4) on FreeBSD
The text d19b6894281d, as FreeBSD 11.2-RELEASE shipped it.
USB support for serial adapters based on the MCS7820 and MCS7840 chips
The text d19b6894281d, as FreeBSD 11.2-RELEASE shipped it.
USB support for serial adapters based on the MCS7820 and MCS7840 chips