Make sure to connect positive pin(+) of buzzer to Arduino digital pin 7 and negative pin(-) to Arduino GND. In same cases, you may want to connect 100ohm series resistor between buzzer positive(+) pin ...

int LED1 = 10; // Connect the positive pin of first LED bulb to this pin int LED2 = 11; // Connect the positive pin of Second LED bulb to this pin int LED3 = 12; // Connect the positive pin of third ...

MOSI -> pin 11; MISO -> pin 12; SCK -> pin 13; SS (or SDA) -> pin 10; RST -> pin 9; 3.3V -> 3.3V; GND -> GND; The resetAlarm integer is the Arduino pin where we connect the button that is used the ...

Connect the piezo buzzer and an LED in the parallel configuration on the breadboard. ... A High signal is sent to pin9 of the Arduino board. As this pin is connected to the wire loop of the board and ...

Figure an Arduino most matches the "Other" category. To be specific, it isn't an Arduino brand, it is a DigiSpark, but the trouble isn't with the device itself. The problem is with a buzzer. I got ...