ocr: Commodore 64 Board Layout 104 Atl least: 3 circuit boards exist, but differences are minor in most cases. Pull-up Resistors (CIA) O Serial Port Buffer A B Reset & NMI Generator ) Keyboard Connector Orf 64K RAM U2 6526CIA: 1 Serial Port Pull-up Resistors RAM Multiplexer A U3 6526 CIA2 U4 BASIC ROM Programmable Logic Array a Analog Input a U5 Kernal ROM Multiplexer 6581 SID Chip Q Un SoP2 Character Generator ROM e U17 U7 Colour Memory E U18 CID 6567VIC-II Video Chip A QE oi o: à 6510CPU a Shielded Video Section Of U19: 7812' Voltage Regulator a Colour Intensity dear Adjustment RF Modulator Clock ...
