This is tutorial number 1 from our series of Arduino tutorials and in this part I will talk about blinking an LED using the one already available on the Arduino Uno board or using an external LED to ...

Setup 1. Run Arduino. 2. Open the LED blink example sketch: File > Examples > 1.Basics > Blink. You should see a window like in Figure 2. 3. Choose Tools > Board, then select your board, like in ...

Learn how to control and blink multiple LEDs using the MAX7219 driver with Arduino. A simple guide for beginners in ...

For the first sketch, let's blink an LED and then extend it to blink multiple LEDs alternately. Before the software part, let's first set up the circuit to connect the LED to the Arduino.

The power LED is on because, well, the Arduino has power! Why is the other LED blinking? Because the Arduino is executing the pre-installed software called Blink.

It is a pretty common first project to use an Arduino (or similar) to blink an LED. Which, of course, brings taunts of: you could have used a 555! You can, of course, also use any sort of ...

We’ve all blinked an LED. Maybe it was just to test a microcontroller, like the simplest Arduino example. Or we’ve been a tad more old school and used the classic 555 to do it.