Components: Push button, 10kΩ pull-down resistor. Connect button between pin 7 and 5V; pull-down resistor between pin 7 and GND.
delay(30);
const int buttonPin = 7; const int ledPin = 13; int buttonState = 0; void setup() pinMode(buttonPin, INPUT); pinMode(ledPin, OUTPUT); Serial.begin(9600); // Initialize serial monitor arduino uno programacion ejemplos
Components: 10kΩ potentiometer. Connect middle pin to A0, outer pins to 5V and GND. Components: Push button, 10kΩ pull-down resistor