or Director of Human Resources, or the Dean of Students and Learner Engagement at Johnson County Community College, 12345 College Blvd, Overland Park, KS 66210, 913-469-8500; or to Office for Civil Rights, Kansas City Office, U.S. Department of Education, One Petticoat Lane, 1010 Walnut Street, Suite 320, Kansas City, MO 64106, Telephone: 816-268-0550,Facsimile: 816-268-0559, Email to: OCR.KansasCity@ed.gov. Our digital electronics sequence covers a wide range of topics including binary and hexadecimal number systems, basic Boolean algebra, logic gates, registers, flip-flops, computer architecture, microprocessors, microcontrollers, embedded programming concepts, and analog/digital interfacing.