-.\" Copyright (c) 1988 Regents of the University of California.
-.\" All rights reserved.
+.\" $NetBSD: bcd.6,v 1.12 2001/06/05 12:41:04 wiz Exp $
+.\"
+.\" Copyright (c) 1988, 1991, 1993
+.\" The Regents of the University of California. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.\" from: @(#)bcd.6 6.7 (Berkeley) 6/23/90
-.\" $Id: bcd.6,v 1.5 1994/03/24 01:27:24 jtc Exp $
+.\" @(#)bcd.6 8.1 (Berkeley) 5/31/93
.\"
-.Dd June 23, 1990
+.Dd May 31, 1993
.Dt BCD 6
.Os
.Sh NAME
.Nm bcd ,
.Nm ppt ,
-.Nm morse
+.Nm morse
.Nd "reformat input as punch cards, paper tape or morse code"
.Sh SYNOPSIS
-.Nm bcd
+.Nm
.Op Ar string ...
.Nm ppt
.Op Ar string ...
.Nm morse
-.Op Fl s
-.Op Ar string ...
+.Op Fl ds Ar string ...
.Sh DESCRIPTION
-.Nm Bcd ,
+The
+.Nm "" ,
.Nm ppt
and
.Nm morse
-convert command line arguments, if provided, or standard input into a form
-familiar to old-timers.
+commands read the given input and reformat it in the form of
+punched cards, paper tape or morse code respectively.
+Acceptable input are command line arguments or the standard input.
+.Pp
+Available option:
+.Bl -tag -width flag
+.It Fl s
The
.Fl s
-option for
-.Nm morse
-produces dots and dashes rather than words.
+option for morse produces dots and dashes rather than words.
+.It Fl d
+Decode morse output consisting of dots and slashes (as generated
+by using the
+.Fl s
+option.
+.El
+.Sh SEE ALSO
+.Rs
+.%B "ISO 1681:1973: Information processing--Unpunched paper cards--Specification"
+.Re
+.Rs
+.%B "ISO 1682:1973: Information processing--80 columns punched paper cards--Dimensions and location of rectangular punched holes"
+.Re
+.Rs
+.%B "ECMA-10: ECMA Standard for Data Interchange on Punched Tape"
+.Re
+.Rs
+.%B "ITU-T Recommendation F.1: Operational provisions for the international public telegram service"
+.%O "Division B, I. Morse code"
+.Re