FPF11 Floating-Point Processor

This document provides comprehensive technical information for the FPF11 floating-point processor, a hardware option for the PDP-11/23 and compatible CPUs. The manual includes:

• Features and Architecture: Detailed description of the FPF11's high-speed data path, accumulators, and general functionality.
• Floating-Point Arithmetic: A review of fundamentals, including normalization and arithmetic operations.
• Data Formats: Specifications for integer (short/long) and floating-point (single/double precision) formats.
• Instruction Set: A complete reference for all supported instructions, including formats and operational descriptions.
• Functional Description: Technical overview of the FPF11 control/data flow, including microcode, interface logic, and the microprocessor data path.
• Installation and Maintenance: Procedures for inspecting and installing the M8188 module, along with diagnostic information for system validation.