This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole ...

As you can see in the sketch on the first line I included the LiquidCrystal library (header) that includes useful functions to use when an LCD is connected to the Arduino board. Then I set the pins ...

Despite this limitation, the Arduino remains one of the best boards to buy ... you want to modify it to add more fans, change the message on the LCD, or use a different temperature sensor ...

Arduino's Create Agent is the brand's proprietary application for connecting your physical Arduino boards directly to your ... If you're specifically using a Mac and this is the second time ...

An Arduino is by no means expensive, but that still doesn't mean that it suits your needs right out of the box. If you want to make your own custom board, Make shows you how in a three-part series.