You might expect a microcontroller to show up at this point, but [Matthew] went old school, and created his two alternating 500 Hz square waves with a 555 timer ... to live on a breadboard for ...

Jumperless is a jumperless breadboard with multicolored LED visualization of signals in real-time. Sounds like magic? This beautifully executed entry to the 2023 Hackaday Prize by [Kevin Santo ...

The 555 is a highly stable device for generating accurate time ... In the Monostable mode, the LM555 timer acts as a one shot pulse generator. The pulses being when the LM555 timer receives a signal ...

USB Type-C connector for power input 2x 2×5 2.54 mm breadboard-compatible power and ground rails 2x 3-pin 2.54 mm selection headers with 2x jumper caps Safety – Short circuit protection Input ...

To make sure it was working, the creator first tested the setup on a breadboard before finishing the design. He created a custom PCB to give it a compact design. Additionally, a sleek 3D-printed ...

A simple breadboard based circuit diagram is shown below to help ... While the object passes this first IR sensor, the first IR sensor signals Arduino to start the timer. Later the object passes the ...

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