ow(4)

ow4

Dallas semiconductor 1-wire bus

Usage

device ow

Overview

The ow module implements the Dallas Semiconductor 1-Wire bus. It attaches to the owc(4) driver, which implements the low-level signaling of the 1-Wire bus.

Releases

25 releases since FreeBSD 11.0-RELEASE; the text changed 11 times.

  1. 11.0
  2. 11.1
  3. 11.2
  4. 11.3
  5. 11.4
  6. 12.0
  7. 12.1
  8. 12.2
  9. 12.3
  10. 12.4
  11. 13.0–13.2
  12. 13.3–16.0

History

The ow driver first appeared in FreeBSD 11.0.

Authors

The ow device driver and this manual page were written by Warner Losh.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.