Why does an NES cartridge have two ROM chips inside?

Channel:
Canada Brad Smith
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Published on ● Video Link: https://www.youtube.com/watch?v=ZB7-VZg8q58


Duration: 8:01
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A look at one of the more unique design decisions of the NES.
More info: https://www.patreon.com/posts/22735126

Music: http://rainwarrior.ca/music/classic_chips.html

Sources and game list: https://gist.github.com/bbbradsmith/e8c0cdb82157060ec078bfb19a321194

Chapters:
0:00 Two ROM chips
0:42 Hardware
2:52 CHR ROM for graphics
4:29 CHR RAM for graphics
5:32 A fun thing to try



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NES
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