Letterprinter 100 Programmer Reference Manual

This is the Programmer Reference Manual for the Letterprinter 100 terminal. It provides comprehensive technical specifications for software developers, including:

• Communication: Details on serial character formats, EIA interface signals, and input buffer overflow prevention.
• Character Processing: Explanations of coding environments (7-bit vs 8-bit), printable and control character handling, and escape sequences.
• Escape and Control Sequences: In-depth definitions for managing horizontal and vertical forms, tabs, and font styles.
• ANSI String Processing: Information on graphics mode, answerback message encoding, and ANSI control strings.