The Arduino UNO board has two separate pins for attaching interrupts on GPIO pin 2 and 3. We have covered it in detail in Arduino Interrupts Tutorial, where you can learn more about Interrupts and how ...

Arduino Uno has prescalers of 1, 8 ... with the Arduino pins 2 & 4 and a LED is connected to PIN 7 of Arduino through a 2.2K resistor. In this tutorial we will use the TIMER OVERFLOW INTERRUPT and use ...

You can use the DHT22 (or AM2302) humidity/temperature sensor and the Arduino UNO board to read data and print it out to the serial monitor or to display it on an LCD ...

Resistors: The most important thing about resistors for the purposes of this tutorial is that they can keep our LEDs ... USB A to B cable: The USB cable is how you will program and power your Arduino ...

Arduino Uno R3 has two external interrupts ... as featured articles and great tutorials are available all over the web.

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute (RPM). You don’t need much in ...

The Arduino UNO R4, released in two versions last year, supports the CAN bus in terms of hardware and software. In this article we look at some handy CAN modules, an experimental setup, and the basics ...