#define redPin 9 // Pin for the red RGB led pin #define greenPin 10 // Pin for the green RGB led pin #define bluePin 11 // Pin for the blue RGB led pin #define potPin_red A2 // declare pin for the ...

Custom library written by author, Display_LED_library available at repository URL Version 1.0.1 Display_LED_lib.h // to drive the LED arrays The schematic drawn in eagle is in docs folder. You will ...

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 ...

Stepper motors are increasingly taking its position in the world of the electronics. Starting from a normal Surveillance camera to a complicated CNC machines/Robot these Stepper Motors are used ...

What is PWM? PWM is a technique by using we can control the voltage or power. To understand it more simply, if you are applying 5 volt for driving a motor then motor will moving with some speed, now ...