Digital Systems

Ron Tocci is a retired Professor Emeritus of Electrical Engineering Technology from Monroe Community College in Rochester, New York, where he served on the faculty and as department chair for many years. He is an accomplished author with very successful titles in electronic devices, microprocessors, and, of course, Digital Systems, which he originally published in 1980.



Neal Widmer has been teaching digital electronics for over 30 years. He holds a Bachelor's Degree in Electrical Engineering Technology and a Master's Degree in Industrial Engineering, both from Purdue University. Prior to teaching, his professional practice was in clinical engineering departments of two Midwest hospitals. Currently, he is a Full Professor and Associate Department Head in the School of Engineering Technology at Purdue University, teaching concurrent digital systems and advising senior capstone design projects, in addition to his administrative duties. He was co-author of Electronic Troubleshooting from McGraw Hill, most recently published in 2004. In 1992, he was invited to join Ron Tocci in producing the Sixth Edition of this text.



Greg Moss is a retired Professor Emeritus of Electrical Engineering Technology from Purdue University, where he taught digital electronics for over thirty years. He was the sole author of the design-oriented lab manual that accompanied Digital Systems for many years, and has co-authored this text since the Tenth Edition.