2024-06-13 19:21:56 +00:00
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## References
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Some links to get us started:
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[Bit](wikipedia:Bit "wikilink")
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[Byte](wikipedia:Byte "wikilink")
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[Pointer](wikipedia:http:Pointer_(computing) "wikilink")
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[6502](wikipedia:MOS_Technology_6502 "wikilink")
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[6502 instruction
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set](http://e-tradition.net/bytes/6502/6502_instruction_set.html)
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[Atari 8-bit documentation online](http://www.atariarchives.org/)
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[Atari 8-bit memory
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map](http://www.atariarchives.org/mapping/memorymap.php)
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[Atari 800 emulator](http://atari800.sourceforge.net/)
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[Altirra - an Atari 800 emulator for
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Windows](http://www.virtualdub.org/altirra.html)
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[A ton of Atari 8-bit
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documentation](http://thepiratebay.org/torrent/5576778)
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[Atari 8-bit
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ROMS](http://sourceforge.net/projects/atari800/files/ROM/Original%20XL%20ROM/xf25.zip/download)
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[Space
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Invaders](http://www.atarimania.com/game-atari-400-800-xl-xe-space-invaders_4831.html)
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git repository for work so far is at
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<git://git.cluephone.com/atari8/spaceinvaders/>
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[gitweb view of
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above](http://git.cluephone.com/git/gitweb.cgi?p=atari8/spaceinvaders)
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## Getting Started
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prerequisites
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- knowledge
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- tools
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- emulator
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- cc65
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- roms
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- documentation of the atari 800
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Toolchain
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` get and install cc65, etc.`
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` * description of the various tools included in the package`
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Set up your info file:
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` jason started with the example info file from the cc65 website`
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` `[`http://www.cc65.org/doc/da65-4.html#ss4.7`](http://www.cc65.org/doc/da65-4.html#ss4.7)
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` ** notes about setting up your info file`
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` tell the DA what is code, what is a bytetable, what is a list of addresses`
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` tell the DA about the labels you are aware of`
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` iterative process of creating this info file as you learn more about the program`
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` eventually naming functions, etc.`
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disassemble your ROM
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`da65 --start-addr 0xa000 Space\ Invaders.rom --comments 3`
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re-assemble your ROM
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` first time, this should be from the base output from the disassembly`
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` subsequent assemblies will include changes that you made to the ASM in your quest for information`
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ITERATE
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[6502 cross-compiler and tools](http://www.cc65.org)
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[Atarimania 8-bit
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games](http://www.atarimania.com/pgemainsoft.awp?type=G&system=8)
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2024-06-13 01:48:44 +00:00
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[Category:Classes](Category:Classes "wikilink")
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