bba(4)

bba4

Ioasic baseboard audio device driver

Usage

bba0 at ioasic? audio* at bba?

Overview

The bba driver provides support for the IOASIC baseboard audio found on DEC 3000 systems. The baseboard audio driver is based on the AMD 79c30 ISDN and audio interface. The interface is only capable of playing and recording 8kHz mu-law audio.

From man 8.0-current-20261101 in OpenBSD 8.0-current (2026-11-01). Parsed by carta from the page's mdoc source.