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An external power supply is connected to a pololu power switch. The power switch is then connected to pin 7 on the arduino and the external power connecter for the arduino board. A button, which is connected to the pololu … Continue reading →

In the previous post, I learned how to wire a button to control an LED. However, this sample was limited because the state of the button directly controlled the state of the LED. I wish to have the LED turn … Continue reading →

The button I had purchased has two wiring options: Normally Open and Normally Closed (NO and NC). The following video demonstrates the results of each wiring scenario. With NO, the circuit is open by default. When the button is fully … Continue reading →

Welcome! Over the next few months I will be delving into the realm of Arduino Microcontrollers. Each time I learn something new, I will post a detailed writeup explaining the principles, wiring, and code used to complete the task. The … Continue reading →