MACRO-11 Assembler

This manual provides comprehensive documentation for the PDP-11 MACRO-11 Assembler. It covers fundamental software concepts for the PDP-11, details on source program formatting, symbols and expressions, relocation and linking, and addressing modes. It also includes extensive information on assembler directives and macro directives used to simplify and modularize assembly language programs. The document includes several appendices detailing the character sets, instruction set, error codes, and system macro file listings, acting as a complete reference for programmers using this assembly environment.