This text has been designed to be an excellent, comprehensive, one-term book for an introductory course in microprocessors. For example, students learn the basic and advanced programming skills required in the wide spectrum of embedded systems, hardware interfacing, subsystems, and I/O operations and multiplexing. The text has been produced as a cost-effective paperback that includes lab exercises in the text. Designed as possible first microprocessor text, complete with many practical applications and a full instruction set on the Motorola 68HC11 family of microcontrollers.