00526nam a22001577a 4500 29511 29511 9781292027241 (pbk) 621.3815 FLO Floyd, Thomas L. Digital fundamentals a systems approach Harlow Pearson Education Limited 2014 572 p. : ill. Col., ; 27 cm. Includes glossary Digital electronics Congresses Logic circuits Digital electronics Voting system troubleshooting practice FC BK