Programmed Data Processor Specifications

This document serves as an early technical specification for the Digital Equipment Corporation PDP-1 computer. It outlines the system's central processor architecture, including its 18-bit word length and instruction set, as well as storage capabilities and timing. The document also details various input/output peripherals, such as magnetic and punched tape, typewriters, line printers, and special features like the Sequence Break System and CRT displays. A comprehensive list of the 102 available instructions, including basic, micro-instructions, and input/output-specific operations, is provided, along with power and environmental requirements.