BASIC/RT11 Language Reference Manual

This document, the BASIC/RT11 Language Reference Manual (DEC-11-LBACA-D-D), provides an in-depth guide to using the BASIC/RT11 programming language. It covers operating procedures, basic arithmetic, string operations, immediate mode, various BASIC statements, and built-in functions. It also provides advanced information for experienced users regarding assembly language routines, error messages, and demonstration programs. Finally, it includes appendices for bootstrapping, the ASCII character set, summaries of commands/statements/functions, and Laboratory Peripheral System (LPS) support.