HEADS_TAILS_FLIPPER

Published:2009/7/7 21:18:00 Author:May | From:SeekIC

Uses only half of 7400 quad NAND gate as gated clock driving half of 7473 JK flip-flop. With power switch closed, LEDs representing heads and tails flash on and off at clock frequency, Closing FLIP switch stops clock randomly, leaving one LED on to give equivalent of tossing coin for heads/tails call.-G. Young,JK Flip-Flops and Clocked Logic, Kilobaud, July 1977, p 66-70 and 72-73.



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