This project integrates a keyboard chipset with an Arduino to create a versatile switch buzzer system. By mapping keyboard inputs to Arduino-controlled outputs, the setup detects specific key presses ...

🔹 Decode by keying in Morse sequences with a button. 🔹 Encode by typing letters into the Serial Monitor. 🔹 Watch the LED flash and listen to the buzzer beep as the code is processed. This project ...

When reed switch is opened, pin 2 of Arduino goes high with the help of the pull-up resistor R2, and the alert signal is available through the piezo-speaker PZ1 (not an active piezo-buzzer). At the ...