PDP-11 Keypad Editor

This document is a user guide for the PDP-11 Keypad Editor (KED), designed for use with the RT-11 operating system. It provides comprehensive instructions for writing, editing, and inspecting text files.

Key topics covered include:

• Work Sessions: Procedures for beginning and ending work sessions, including creating, editing, and inspecting files.
• Text Editing: Detailed methods for moving the cursor (by character, word, line, section, or page) and making changes (deleting, replacing, or formatting text).
• Advanced Features: Instructions for using macros and command files to automate repetitive editing tasks, as well as using auxiliary files to manage larger amounts of text.
• Data Protection: Guidance on using journal files to recover work in the event of a system crash or malfunction.
• Programming Utilities: Specialized operations for programmers, such as renumbering local symbols in MACRO-11 and MACRO-32, and utilizing structured tab operations.
• Reference and Support: Appendices containing specific RT-11 operating system procedures, command line options, a summary of all functions and commands with their byte requirements, a list of ASCII decimal equivalents for nonprinting characters, and a comprehensive guide to KED error messages and corrective actions.