DSV11 Communications Option

This document provides a comprehensive technical description of the DSV11 communications option for Q22-bus systems. It details the device's architecture, including the 68000 microprocessor control, QIC (Q-bus interface chip) functionality, and the serial interface configuration. The manual covers register definitions, command structures, programming procedures for initialization and data transfer, as well as maintenance and diagnostic information, including self-test codes and loopback testing utilities.