1.\" 2.\" Copyright (c) 2006 Marcel Moolenaar 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd December 26, 2020 29.Dt SCC 4 30.Os 31.\" 32.Sh NAME 33.Nm scc 34.Nd driver for Serial Communications Controllers (SCC) devices 35.\" 36.Sh SYNOPSIS 37.Cd "device scc" 38.Cd "device uart" 39.\" 40.Sh DESCRIPTION 41The 42.Nm 43device driver provides support for various classes of SCCs. 44It is an umbrella driver that delegates control of each independent 45communication channel to subordinate drivers. 46These subordinate drivers, like 47.Xr uart 4 , 48take care of the details of the communication itself. 49.\" 50.Sh HARDWARE 51The 52.Nm 53driver supports the following classes of SCCs: 54.Pp 55.Bl -bullet -compact 56.It 57QUICC: Freescale/NXP QUad Integrated Communications Controllers. 58.It 59Z8530: Zilog 8530 based serial communications controllers. 60.El 61.\" 62.Sh SEE ALSO 63.Xr puc 4 , 64.Xr uart 4 65.\" 66.Sh HISTORY 67The 68.Nm 69device driver first appeared in 70.Fx 7.0 . 71.Sh AUTHORS 72The 73.Nm 74driver and this manual page were written by 75.An Marcel Moolenaar Aq Mt marcel@xcllnt.net . 76