.\" Modified 1999-08-08 by Michael Haardt (michael@moria.de)
.\" Modified 2004-04-01 by aeb
.\"
-.TH ASCII 7 2014-10-02 "Linux" "Linux Programmer's Manual"
+.TH ASCII 7 2016-10-08 "Linux" "Linux Programmer's Manual"
.SH NAME
ascii \- ASCII character set encoded in octal, decimal,
and hexadecimal
It is a 7-bit code.
Many 8-bit codes (e.g., ISO 8859-1) contain ASCII as their lower half.
The international counterpart of ASCII is known as ISO 646-IRV.
-.LP
+.PP
The following table contains the 128 ASCII characters.
-.LP
+.PP
C program \f(CW\(aq\eX\(aq\fP escapes are noted.
.if t \{\
.ft CW
\}
.SS Tables
For convenience, below are more compact tables in hex and decimal.
-.sp
+.PP
.nf
.if t \{\
.in 1i
An
.B ascii
manual page appeared in Version 7 of AT&T UNIX.
-.LP
+.PP
On older terminals, the underscore code is displayed as a left arrow,
called backarrow, the caret is displayed as an up-arrow and the vertical
bar has a hole in the middle.
-.LP
+.PP
Uppercase and lowercase characters differ by just one bit and the
ASCII character 2 differs from the double quote by just one bit, too.
That made it much easier to encode characters mechanically or with a
non-microcontroller-based electronic keyboard and that pairing was found
on old teletypes.
-.LP
+.PP
The ASCII standard was published by the United States of America
Standards Institute (USASI) in 1968.
.\"
.SH SEE ALSO
.BR charsets (7),
.BR iso_8859-1 (7),
-.BR iso_8859-10 (7),
-.BR iso_8859-11 (7),
-.BR iso_8859-13 (7),
-.BR iso_8859-14 (7),
-.BR iso_8859-15 (7),
-.BR iso_8859-16 (7),
.BR iso_8859-2 (7),
.BR iso_8859-3 (7),
.BR iso_8859-4 (7),
.BR iso_8859-7 (7),
.BR iso_8859-8 (7),
.BR iso_8859-9 (7),
+.BR iso_8859-10 (7),
+.BR iso_8859-11 (7),
+.BR iso_8859-13 (7),
+.BR iso_8859-14 (7),
+.BR iso_8859-15 (7),
+.BR iso_8859-16 (7),
.BR utf-8 (7)