The JK flip-flop augments the behavior of the SR flip-flop (J = Set, K = Reset) by interpreting the J = K = 1 condition as a “flip” or toggle command. In my previous column, we introduced latches and ...

With a 555 on the BOM, you never know what you’re going to get. With 40 of the versatile timer chips in a build, you might just get something completely unexpected, like this 555-based eight-bit ...

In the circuit shown above, inputs A, B, and C are all initially LOW. Output Y is supposed to go HIGH only when A, B and C goes HIGH in a certain sequence. (a) Determine the sequence that will make Y ...