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Allowed character code zero to be remapped with other character codes.

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Greg King
2016-06-11 06:43:19 -04:00
parent e95d07aa97
commit 573381a340
8 changed files with 71 additions and 59 deletions
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doc/ca65.sgml
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@@ -4,7 +4,7 @@
<title>ca65 Users Guide
<author><url url="mailto:uz@cc65.org" name="Ullrich von Bassewitz">,<newline>
<url url="mailto:greg.king5@verizon.net" name="Greg King">
<date>2015-11-17
<date>2016-06-11
<abstract>
ca65 is a powerful macro assembler for the 6502, 65C02, and 65816 CPUs. It is
@@ -2170,16 +2170,15 @@ Here's a list of all control commands and a description, what they do:
<sect1><tt>.CHARMAP</tt><label id=".CHARMAP"><p>
Apply a custom mapping for characters. The command is followed by two
numbers. The first one is the index of the source character (range 1..255),
numbers. The first one is the index of the source character (range 0..255);
the second one is the mapping (range 0..255). The mapping applies to all
character and string constants when they generate output, and overrides a
mapping table specified with the <tt><ref id="option-t" name="-t"></tt>
character and string constants <em/when/ they generate output; and, overrides
a mapping table specified with the <tt><ref id="option-t" name="-t"></tt>
command line switch.
Example:
<tscreen><verb>
.charmap $41, $61 ; Map 'A' to 'a'
.charmap $41, $61 ; Map 'A' to 'a'
</verb></tscreen>