Make Electronics Experiment 18 Reaction Timer

Summary

I am using a 4026 counter chip to control the first digit of a three digit LED display. This This episode reviews not one, not two, but three different modes you can use 555 timers in, combined with some 4026 counter ... This is the "Start Delay" function failure from the S4 Switch controlling the 555 IC chip on page 178 of the Working circuit, another phenomenal circuit that tough me a lot by the great teaching book of Charles Platt. This is part of a series of videos in which I try out some Simple 7-segment counter, driven by a 555 Link to the code used: github.com/TaylorMcNabb/