Add translation from PETSCII to screen codes.

[cc65] / doc / ca65.sgml

diff --git a/doc/ca65.sgml b/doc/ca65.sgml
index 1f8f2f0d3a6dcb1bdce0e41cf81a8d0ed2b2c7c4..25c46c4c2604e61cd91d40ae1e02d1a356e1aca4 100644 (file)
--- a/doc/ca65.sgml
+++ b/doc/ca65.sgml
@@ -2831,6 +2831,23 @@ Here's a list of all control commands and a description, what they do:
     removing the lines with the assignments may also be an option when porting
     code written for older assemblers).
 
+  <tag><tt>string_escapes</tt><label id="string_escapes"></tag>
+
+    Allow C-style backslash escapes within string constants to embed
+    special characters. The following escapes are accepted:
+    <itemize>
+    <item><tt>\\</tt> backslash (<tt>$5C</tt>)
+    <item><tt>\'</tt> single quote (<tt>$27</tt>)
+    <item><tt>\&quot;</tt> double quote (<tt>$22</tt>)
+    <item><tt>\t</tt> tab (<tt>$09</tt>)
+    <item><tt>\r</tt> carriage return (<tt>$0D</tt>)
+    <item><tt>\n</tt> newline (<tt>$0A</tt>)
+    <item><tt>\xNN</tt>  (<tt>$NN</tt>)
+    </itemize>
+
+    Note that string escapes are converted to platform-specific characters in
+    the same way that other characters are converted.
+
   <tag><tt>ubiquitous_idents</tt><label id="ubiquitous_idents"></tag>
 
     Allow the use of instructions names as names for macros and symbols. This