- the masks for buttons may be wrong.
- 6 button gamepads are different and need slightly different code
-revers() is a dummy function, actual reverse output is not supported yet
-
some graphical petscii chars should get added to the charset
interruptor support in crt0 (and cfg) is missing
- clock() should be hooked to a VBL interrupt
-conio lacks support for different screen sizes, which could be used with
-different video modes
-
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a good emulator to use for PC-Engine is "mednafen" (mednafen.sourceforge.net)