This book presents a step-by-step, practical approach to an enhanced and easy understanding of digital circuitry fundamentals. The author combines extensive teaching experience from his best-sellers with practical examples, in order to bring beginning learners up to speed in this emerging field. Coverage begins with the basic logic gates used to perform arithmetic operations, and proceeds up through sequential logic and memory circuits used to interface to modern PCs. MARKET: For electronic technicians, system designers, engineers.