NAME

ppt — reformat input as paper tape

SYNOPSIS

DESCRIPTION

The ppt command reads the given input and reformats it in the form of paper tape. Acceptable input are command line arguments or the standard input.

The options are as follows:

-d [-b]

Decode paper tape on the standard input back to ASCII. Unprintable characters are visually encoded with vis(3) unless the -b option (binary) is also specified. A lowercase ‘x’ is printed for undecipherable input lines.

SEE ALSO

bcd(6)

STANDARDS

ECMA-10, ECMA Standard for Data Interchange on Punched Tape.

HISTORY

A ppt command first appeared in Version 7 AT&T UNIX. The options -d and -b first appeared in OpenBSD 3.3.

AUTHORS

Keith Bostic
Paul Janzen <pjanzen@foatdi.net>
Michael Shalayeff <mickey@lucifier.net>