It uses a real 6502 processor as CPU, and a real Static RAM chip as memory.

Just supply your own keyboard, composite monitor, and you were in business. The inclusion of a 6821 PIA and a Signetics video encoder meant that the Apple 1 shipped with its own 2400 baud dumb terminal built in. The decoding logic, inside the PALCE chip, uses the ROMEN signal from the VIA (pin PA0) as a selectrion between high RAM or EPROM.

The only things worth to mention are the address decoding, using a PALCE22V10 and the S. Commodore/MOS KIM-1 19 Commodores first computer Commodore PET 2001 1977 UED2 6502 The very first PET Commodore PET 2001-N1978 UED2 6502 Professional edition of PET Commodore CBM 2001 19 Business edition of PET Commodore CBM 8032 1980 CED2 6502/Z80 Large screen 80 column business PET Commodore PET 4032 19 Updated 40 column PET Commodore SuperPET 1981 UED2 6502.