If your buzzer is active-HIGH, flip the code flag (see “Configuration”). If you discover your buzzer is 5V-only, power it at 5V and use a small NPN/MOSFET level driver for I/O (ask if you want a tiny ...
RFID Module: Reads the UID from an RFID tag/card. If the UID matches the authorized UID, access is granted. This project is open-source and can be freely used for educational purposes. I demonstrate ...
Today I completed my Arduino LCD game project. In this project I built a small system using an Arduino Uno, a 16x2 LCD display, a joystick module, a push button, and a buzzer. The joystick allows the ...
/* Project: Fire Detection System Controller: Arduino UNO Components: Flame Sensor, Buzzer, LED Description: This system detects the presence of fire using a flame sensor module. When flame is ...
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