This 1970 handbook provides comprehensive documentation for Digital Equipment Corporation's PDP-8 family of small, general-purpose computers, specifically the PDP-8/I and PDP-8/L. The document details computer organization, memory architecture, processor states, and basic programming instructions. It also covers the extensive input/output capabilities, including data break transfers, program interrupts, and specific interface information for peripherals such as Teletypes, high-speed paper tape readers/punches, CRT displays, plotters, and mass storage devices like DECtape and disk files. Extensive appendices provide instruction tables, operational codes, and supplementary information for installation and system planning.
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