njustcjj / oth002-digital-push-button

OTH002 Digital Push Button

Translation

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Introduction

This is a big button which gives the first touch of the physical world. Simply plug to IO expansion board to finish your first taste of Arduino.

Specification

• Supply Voltage: 3.3V to 5V
• Indicator LED on board
• Easy to 'plug and play'
• Large button keypad and high-quality first-class hat
• Able to achieve very interesting and an interactive work
• Interface: Digital
• Size:22x30mm

Connection Diagram

Sample Code

/*
  # Description:
  # When you push the digital button, the Led 13 on the board will turn on. Otherwise,the led turns off.
*/
int ledPin = 13;                // choose the pin for the LED
int inputPin = 2;               // Connect sensor to input pin 3 


void setup() {
  pinMode(ledPin, OUTPUT);      // declare LED as output
  pinMode(inputPin, INPUT);     // declare pushbutton as input
}

void loop(){
  int val = digitalRead(inputPin);  // read input value
  if (val == HIGH) {            // check if the input is HIGH
    digitalWrite(ledPin, LOW);  // turn LED OFF
  } else {
    dig**italWrite(ledPin, HIGH); // turn LED ON
  }
}

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