NECSB(4) Device Drivers Manual (luna88k) NECSB(4)

necsb — NEC PC-9801-86 sound board

necsb0 at cbus?
audio* at necsb?

The necsb driver supports NEC PC-9801-86 sound board on cbus(4). This board is a half-duplex device.

audio(4), cbus(4), intro(4)

The necsb driver first appeared in OpenBSD 5.7.

The FM synthesizer is not supported.

OpenBSD 7.8 December 28, 2014 NECSB(4)