Electronic door lock

Lecture Digital Logic & Design: Lesson 16 provide students with knowledge about carry propagation delay between 4-bit ALU units; carry propagation delay eliminated by using group carry; parallel comparators; comparison of numbers by cascaded 4-bit comparator; implementation of 4-bit comparator by cascading two 2-bit comparators;...

20p hanthienngao 15-04-2022 15 1   Download

In Programming Your Home, technology enthusiast Mike Riley walks you through a variety of custom home automation projects, ranging from a phone application that alerts you to package deliveries at your front door to an electronic guard dog that will prevent unwanted visitors. Open locked doors using your smartphone. Assemble a bird feeder that posts Twitter tweets to tell you when the birds are feeding or when bird seed runs low

229p hoa_can 28-01-2013 73 16   Download