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Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...
Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely on the ...
When you need to get more speed out of the Arduino, just stop using the Arduino libraries. It’s not just digitalWrite that’s slow. The ATmega microcontrollers are very easy to program.