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OWID(4) Device Drivers Manual OWID(4)

owid1-Wire ID device

owid* at onewire?

The owid driver provides support for the 1-Wire serial number family type device. This device can't do anything except report its unique serial number. The serial number is available through the sysctl(8) interface.

The following chips are supported by the driver:

intro(4), onewire(4), sysctl(8)

The owid driver first appeared in OpenBSD 4.0.

The owid driver was written by Alexander Yurchenko <>.

July 16, 2013 OpenBSD-6.8