const int ledPin = 9; //LED pin D9 // The number of steps between the output ... Quick note: ATmega based Arduino boards (UNO, Nano, Mini, Mega) takes about 100us to read an analogue input, so the ...

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 ...

[Will] takes a container such as a small cardboard box and cuts two ... Inside each box goes a colored LED, wired back to the Arduino. For the software, [Will] is using a floating analog pin ...

Arduino enthusiasts may be interested in a new Mini ATtiny3217 development breakout board. The Dily3217 is an Arduino compatible development board measuring just 30 x 10mm in size, offering an ...