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builderpages:plasmo:65all:65all_r1:memory_map [2025/03/21 14:37] – Initial import from Wayback Machine builderpages:plasmo:65all:65all_r1:memory_map [2026/06/15 12:01] (current) – external edit 127.0.0.1
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 +/* Imported from Wayback Machine
 +   Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:65all:65all_r1:memory_map
 +   Snapshot date: 2025-03-21
 +   Generator    : wayback-archiver
 +*/
 +
 +====== Memory Map of 65ALL, Rev1 ======
 +
 +ROM is 32 bytes located at $FC00 and replicated every 32 bytes to $FFFF. It is desirable to replace ROM with RAM by writing to certain “magic register” to be determined
 +
 +CPLD I/O is $F800 - $FBFF with bit bang serial at $F888 and $F889 and PS2 keyboard at $F8A0 and $F8A1
 +
 +External I/O is from $F000-$F7FF. $F000-$F007 is assigned to compact flash
 +
 +Dual port RAM is located at $E000-$EFFF with font table located at $EC00-$EFFF and video text from $E000-$EBFF.
 +
 +RAM is from $0-$DFFF
 +
 +----
  
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