Send Data from a PC to an Arduino with Java

Here’s how to send data from your PC to an Arduino. This project is a simple clock that shows the PC’s time and date on a 16x2 character LCD attached to an Arduino. We use Java to write a minimalist GUI that lets the user select the Arduino’s COM port, and then the PC just streams the current date and time to the Arduino over USB. Source code: Software - Firmware - IMPORTANT: If you have not seen my previous video o