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Diffstat (limited to 'man7/ascii.7')
| -rw-r--r-- | man7/ascii.7 | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/man7/ascii.7 b/man7/ascii.7 index 13f5578..19193e1 100644 --- a/man7/ascii.7 +++ b/man7/ascii.7 @@ -13,20 +13,20 @@ .\" Modified 1999-08-08 by Michael Haardt (michael@moria.de) .\" Modified 2004-04-01 by aeb .\" -.TH ascii 7 2023-05-02 "Linux man-pages 6.05.01" +.TH ascii 7 2024-01-28 "Linux man-pages 6.7" .SH NAME ascii \- ASCII character set encoded in octal, decimal, and hexadecimal .SH DESCRIPTION ASCII is the American Standard Code for Information Interchange. 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. -.PP +Many 8-bit codes (e.g., ISO/IEC\~8859-1) contain ASCII as their lower half. +The international counterpart of ASCII is known as ISO/IEC\~646-IRV. +.P The following table contains the 128 ASCII characters. -.PP +.P C program \f(CW\[aq]\eX\[aq]\fP escapes are noted. -.PP +.P .EX .TS l l l l | l l l l. @@ -100,7 +100,7 @@ _ .EE .SS Tables For convenience, below are more compact tables in hex and decimal. -.PP +.P .EX 2 3 4 5 6 7 30 40 50 60 70 80 90 100 110 120 ------------- --------------------------------- @@ -124,17 +124,17 @@ F: / ? O _ o DEL .SH NOTES .SS History /etc/ascii (VII) appears in the UNIX Programmer's Manual. -.PP +.P 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. -.PP +.P 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. -.PP +.P The ASCII standard was published by the United States of America Standards Institute (USASI) in 1968. .\" |