Original Intel Microprocessor and Peripheral Handbook Volume 1 1987

Original Intel CHMOS Components Handbook 1985 reference book

MC6821P IC Peripheral Interface Adapter 40pin Motorola - Tested Working

Vintage Apple Macintosh Peripheral 8 Cable - 590-0553-A - Short Version

Vintage Apple Macintosh Peripheral 8 Cable - 590-0551-A - M0185

NOS Apple System/Peripheral 8 Cable, M0197 ADB * New In Sealed Box *

Original Intel Microcontroller Handbook 1985 ISBN 0-917017-15-3 reference book

Intel P8255A-5 Programmable peripheral Interface (PPI) chip