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Update c64.sgml

soft80 is NMI ready
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Stefan 2018-05-14 14:17:09 +00:00 committed by GitHub
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@ -5,7 +5,7 @@
<title>Commodore 64-specific information for cc65
<author><url url="mailto:uz@cc65.org" name="Ullrich von Bassewitz"><newline>
<url url="mailto:greg.king5@verizon.net" name="Greg King">
<date>2017-01-18
<date>2018-05-14
<abstract>
An overview over the C64 runtime system as it is implemented for the cc65 C
@ -122,8 +122,8 @@ since the program must be loaded to the BASIC start address.
<sect1>80 Columns conio driver<p>
The C64 package comes with an alternative software driven 80 columns
module <tt/c64-soft80.o/ which uses the memory under I/O between &dollar;d000
and &dollar;ffff.
module <tt/c64-soft80.o/ which uses the memory under I/O between &dollar;D000
and &dollar;FF3F.
In memory constrained situations the memory from &dollar;400 to &dollar;7FF
can be made available to a program by calling <tt/_heapadd ((void *) 0x0400, 0x0400);/