Components and supplies
Piezo buzzer (Generic)
Breadboard (generic)
Pushbutton switch 12mm
Resistor 1k ohm
Jumper wires (generic)
Resistor 221 ohm
Arduino UNO
Apps and platforms
Arduino IDE
Project description
Code
Arduino Door Bell With Push Button LED
Arduino Door Bell With Push Button LED
Downloadable files
Arduino Door Bell With 3 LEDs
http://fritzing.org/projects/arduino-door-bell-with-3-leds
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Arduino Door Bell with 3 LEDs | Arduino Project Hub