It’s back! The 555 timer contest wants to see you do something cool with the 555 timer chip. At stake is the adulation of electronics geeks everywhere. Three top winners will be awarded a $150 ...

Sometimes the best inspiration is limitation. The 555 timer does “one thing” — compares a voltage to a couple thresholds and outputs a signal accordingly. It’s two comparators, a voltage ladder, and a ...

The implementation of a RGB LED fader using 555 timer and 4029 digital IC is the objective of this project. During the operation, the RGB LED is continuously cycled through the colors of the rainbow ...