I2C or inter-integrated circuit is a communication protocol which is very efficient. With it, one master can communicate to multiple slaves using just two pin, namely the SDA and SCL. It is a serial ...

//Description :This project is a simple calculator using 4x4 matrix keypad with LCD Display i2c. byte rowPins[ROWS] = { 0, 1, 2, 3 };// Connect keypad ROW0, ROW1 ...

A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...

Arduino is one of those boards that has become synonymous with hacking and making. Since its introduction in 2005, over 700,000 official Arduino boards have been sold, along with untold millions of ...

With their cheap price tags, massive I/O provisions, and low power consumption, microcontrollers like the uber-popular ...

An animatronic eye is a mechanical device that is designed to mimic the movement and appearance of a real eye. The circuit we made is powered by Arduino, and can be used for a variety of applications ...