As I learn my way into Commodore computers, I will post here any resources that I find helpful (recommendations from others, ones I find while searching online, etc.).
GENERAL
VIC-20
Schematics - /pub/cbm/schematics/computers/vic20/ (zimmers.net)
C64
Schematics - /pub/cbm/schematics/computers/c64/ (zimmers.net)
Daniël Mantione's PLA20V8, the Commodore 64 PLA that you can build yourself
C64C
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