A laser diode finds applications in CD/DVD reading and recording, optical-fibre communications, laser printing and scanning, laser pointers, directional lighting, barcode readers and so on. A laser ...

The direction of a DC motor can be controlled with the help of a microcontroller such as Arduino. The manual input in order to control the direction is given to the microcontroller board with the help ...

This project contains the source code for a DIY data diode. It uses Raspberry Pis to unidirectionally transmit files via the serial interface from one to the other. As the reverse direction pins are ...