1.\" $OpenBSD: pcxrtc.4,v 1.3 2018/11/20 09:06:08 reyk Exp $ 2.\" 3.\" Copyright (c) 2006 Theo de Raadt <deraadt@openbsd.org> 4.\" Copyright (c) 2017 Mark Kettenis <kettenis@openbsd.org> 5.\" 6.\" Permission to use, copy, modify, and distribute this software for any 7.\" purpose with or without fee is hereby granted, provided that the above 8.\" copyright notice and this permission notice appear in all copies. 9.\" 10.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17.\" 18.Dd $Mdocdate: November 20 2018 $ 19.Dt PCXRTC 4 20.Os 21.Sh NAME 22.Nm pcxrtc 23.Nd NXP PCF8563 real-time clock 24.Sh SYNOPSIS 25.Cd "pcxrtc* at iic? addr 0x51" 26.Sh DESCRIPTION 27The 28.Nm 29driver provides support for the NXP PCF8563 real-time clock chip. 30.Sh SEE ALSO 31.Xr iic 4 , 32.Xr intro 4 33.Sh HISTORY 34The 35.Nm 36driver first appeared in 37.Ox 6.2 . 38.Sh AUTHORS 39.An -nosplit 40The 41.Nm 42driver was written by 43.An Mark Kettenis Aq Mt kettenis@openbsd.org . 44