1.\" $NetBSD: zsc.4,v 1.2 2001/06/05 12:30:47 wiz Exp $ 2.\" 3.\" Copyright (c) 1999 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Steve C. Woodford. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 3. All advertising materials mentioning features or use of this software 18.\" must display the following acknowledgement: 19.\" This product includes software developed by the NetBSD 20.\" Foundation, Inc. and its contributors. 21.\" 4. Neither the name of The NetBSD Foundation nor the names of its 22.\" contributors may be used to endorse or promote products derived 23.\" from this software without specific prior written permission. 24.\" 25.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35.\" POSSIBILITY OF SUCH DAMAGE. 36.\" 37.Dd November 28, 1999 38.Dt ZSC 4 mvme68k 39.Os 40.Sh NAME 41.Nm zsc 42.Nd serial communications interface 43.Sh SYNOPSIS 44.Cd "zsc0 at pcc? ipl 4" 45.Sh DESCRIPTION 46The 47.Nm 48driver provides support for the two Z8530- 49.Tn EIA 50.Tn RS-232C 51.Pf ( Tn CCITT 52.Tn V.28 ) 53dual channel communications interfaces present on Motorola MVME147 54single board computers. 55The 56.Nm 57driver implements a convenient abstraction layer, which provides two 58channels per chip for the 59.Xr zstty 4 60driver to attach to. 61.Sh FILES 62.Bl -tag -width Pa 63.It Pa /dev/console 64.It Pa /dev/ttyZ1 65.It Pa /dev/ttyZ2 66.It Pa /dev/ttyZ3 67.El 68.Sh SEE ALSO 69.Xr pcc 4 , 70.Xr zstty 4 71.Sh BUGS 72Data loss is possible when using the higher bitrates on busy systems. 73