5 Voltage divider circuits that go beyond dividing
Hey Newsletter Readers: Looking for Best Resistor Sorting Method? My Bad! Here are some ideas of what you can do with the humble voltage divider. This elementary circuit has a few …
Read MoreButtons
Detect short and long button press using millis
To detect a short and long button press using millis can give your project more functionality without adding more buttons. In this line-by-line example, I show how to react to a …
Read MoreArduino: De-Bounce a Button with micros() or millis()
The Arduino is fast, humans are slow. When you push down a button, what seems like a single change to slow humans is really multiple presses to an Arduino. This is known as …
Read MoreArduino Internal Pull-Up Resistor Tutorial
When hooking up switches or buttons to an Arduino I/O pin, sometimes the results might appear completely random. Sometimes it will appear as though there is a delay from when the …
Read MoreVideo Tutorial: Buttons and Pull-Ups
This is a 4-minute video version of the Arduino Pull-Up Tutorial:
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