0

Digital Push Buttom

By
Kedai Robot
– May 23, 2011Posted in: Manual, Sensor

Introduction

Digital Push Buttom

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.

Features

  • Digital push button sensor
  • Easy to ‘plug and play’
  • Large button keypad and high-quality first-class hat

Pin Definition

Big button module pin definition :

  1. Input
  2. Power
  3. GND

Digital Input Module

Connecting Diagram

Digital module connection diagram

Sample Code

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
///Arduino Sample Code
///www.DFRobot.com
///Last modified on 16th September 2010
int ledPin = 13; // choose the pin for the LED
int inputPin = 3; // Connect sensor to input pin 3
void setup() {
pinMode(ledPin, OUTPUT); // declare LED as output
pinMode(inputPin, INPUT); // declare pushbutton as input
}
void loop(){
val = digitalRead(inputPin); // read input value
if (val == HIGH) { // check if the input is HIGH
digitalWrite(ledPin, LOW); // turn LED OFF
} else {
digitalWrite(ledPin, HIGH); // turn LED ON
}
}