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 ...

Here some tutorials to explain and show how to make use of the new features of the Arduino Primo and Arduino Primo Core, such as Wifi, BLE, NFC, InfraRed and various sensors. Hope you can find this ...

Digital potentiometers are digitally controlled variable resistors that can be used in place of their functionally equivalent mechanical counterparts. While digital potentiometers offer comparable ...