I bought an Arduino Uno (Piduino) board and did some basic experiment with its MCU. I wrote a simple program to turn on/off an LED responding to serial input from host computer. Here is a GUI which ...

The Arduino processes the data and sends it to the QT application via serial communication. The QT interface displays the temperature and allows users to control LED states and brightness. If the ...

The beam is captured by solar cell which acts as a photodetector in receiver. The received data will be demodulated in Arduino to be displayed in serial monitor to observe the communication ...