M7270 LSI-11/2 Processor Module User's Guide

This manual details the KD11-HA (M7270) LSI-11/2 processor module. It provides essential information for system integration, including:

• Specifications: Physical dimensions, environmental requirements, and power needs.
• Installation: Procedures for configuring module jumpers (Master Clock, LTC Interrupt, Power-Up modes), selecting backplanes (H9281, H9270, or DDV11-B), and addressing memory and peripheral requirements.
• Technical Description: Detailed logic operation, including clock pulse, wake-up circuit, bus driver enable logic, and DMA arbitration.
• Maintenance: Troubleshooting guidance, diagnostic procedures, and system check routines.

The M7270 is a compact, modular, asynchronous processor designed for integration into small- to medium-sized computer systems, providing 16-bit addressing capabilities.