All other codes in the range 0 through 31, and code 127, display in one
of two ways according to the value of @code{ctl-arrow}. If it is
non-@code{nil}, these codes map to sequences of two glyphs, where the
-first glyph is the @sc{ASCII} code for @samp{^}. (A display table can
+first glyph is the @sc{ascii} code for @samp{^}. (A display table can
specify a glyph to use instead of @samp{^}.) Otherwise, these codes map
just like the codes in the range 128 to 255.
@item
Character codes 128 through 255 map to sequences of four glyphs, where
-the first glyph is the @sc{ASCII} code for @samp{\}, and the others are
+the first glyph is the @sc{ascii} code for @samp{\}, and the others are
digit characters representing the code in octal. (A display table can
specify a glyph to use instead of @samp{\}.)
@end itemize
@cindex display table
You can use the @dfn{display table} feature to control how all 256
possible character codes display on the screen. This is useful for
-displaying European languages that have letters not in the @sc{ASCII}
+displaying European languages that have letters not in the @sc{ascii}
character set.
The display table maps each character code into a sequence of
@end example
If you are editing buffers written in the ISO Latin 1 character set and
-your terminal doesn't handle anything but @sc{ASCII}, you can load the
+your terminal doesn't handle anything but @sc{ascii}, you can load the
file @file{iso-ascii} to set up a display table that displays the other
-ISO characters as explanatory sequences of @sc{ASCII} characters. For
+ISO characters as explanatory sequences of @sc{ascii} characters. For
example, the character ``o with umlaut'' displays as @samp{@{"o@}}.
Some European countries have terminals that don't support ISO Latin 1