The point was to learn how to take the most basic circuit connected to an active or passive buzzer and generate musical notes by toggling the circuit HIGH/LOW, and then see how effectively chords ...

Schematic of the Arduino Lights Dimmer Circuit You must have 4 identical circuits for each lamp that are connected to pins 3, 5, 6 and 9 on the Arduino UNO Board. Also be aware that this project is ...

Security. Find and fix vulnerabilities ...

Smart Blind Stick using Arduino Circuit Diagram. The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind people, detailing how the ...