The official guide to the internals of the Apple IIgs hardware. This book includes details about the video and sound hardware, the Apple Desktop Bus, and details on the slots and ports inside the machine. A must-have guide for serious Apple II programmers, as well as for anyone developing peripherals for the Apple II.
Also includes schematic diagrams for both the ROM 01 and ROM 3 versions of the Apple IIgs computer on large, folding sheets of paper.
This authorized reprint is printed on three-hole-punched paper and includes color front and back covers.