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 $NetBSD: zsc.4,v 1.4 2017/02/17 22:24:47 christos Exp $

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.Dd February 17, 2017 .Dt ZSC 4 mvme68k .Os .Sh NAME .Nm zsc .Nd serial communications interface .Sh SYNOPSIS .Cd "zsc0 at pcc? ipl 4" .Sh DESCRIPTION The .Nm driver provides support for the two Z8530- .Tn EIA .Tn RS-232C

f ( Tn CCITT .Tn V.28 ) dual channel communications interfaces present on Motorola MVME147 single board computers. The .Nm driver implements a convenient abstraction layer, which provides two channels per chip for the .Xr zstty 4 driver to attach to. .Sh FILES l -tag -width Pa t Pa /dev/console t Pa /dev/ttyZ1 t Pa /dev/ttyZ2 t Pa /dev/ttyZ3 .El .Sh SEE ALSO .Xr mvme68k/pcc 4 , .Xr zstty 4 .Sh BUGS Data loss is possible when using the higher bitrates on busy systems.