This Arduino project demonstrates how to use serial communication to interact with the user through the Serial Monitor. The program prompts the user to enter a number, and once entered, it reads the ...

Arduino Serial Monitor: Circle Area Display This project is a beginner-friendly Arduino sketch designed to demonstrate how the Serial Monitor works in real-time. It calculates and displays the area of ...

An Arduino Uno provides the processing power and drives the serial monitor. A joystick and a Hitachi H48C accelerometer are mounted on a breadboard and wired to the Uno.

With that out of the way, your Arduino’s built-in LED should start blinking once every second. If you really want to see it work on an external LED, then you should try putting an LED and a 250 Ω ...

CGA monitors may not be an amazing technological advance these days, but they can generally be found very cheaply. Additionally, they have a DB-9 connector and work off of TTL ranges (0-5VDC) makin… ...