Self-Locking_Swicth_SKU_

Introduction

This is a new digital switch module with self-locking function. It could record the status of the button, compatible with DFRobot Gravity 3-Pin interface. Easy to combine with Arduino I/O expansion shield, making very interesting projects. The module is using immersion gold process, safety and non-pollution. Press the button to turn on the LED.

Specification

Operating Voltage: +3.3-5V
Output Type: Digital
Interdface Mode: PH2.0-3P
Dimension: 30*22mm/1.18*0.86 inches

Pinout

Tutorial

This is a simple test code, to test button pressed or not.

Requirements

Hardware
- UNO x1
- Self-Locking Switch x1
- Dupont cable xSome
Software
- Arduino IDE V1.6.8 Click to Download Arduino IDE from Arduino®

The Wiring Diagram

Sample Code:

/*!
 * @file  selfLockingSwitch.ino
 * @brief  This example light the LED when press the button.
 * @copyright  Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
 * @license  The MIT License (MIT)
 * @author  linfeng(Musk.lin@dfrobot.com)
 * @version  V1.0
 * @date  2016-6-21
 */

int ledPin = 13;
int inputPin = 4;

void setup() {
  pinMode(ledPin, OUTPUT);
  pinMode(inputPin, INPUT);
}

void loop(){
  int val = digitalRead(inputPin);
  if (val == HIGH) {
    digitalWrite(ledPin, HIGH);
  } else {
    digitalWrite(ledPin, LOW);
  }
}

Results

When you pressed the button , the LED of the pin 13 on the main board is on; Button again, the LED is off.

FAQ

There are no question about this product yet. If you have any problems or suggestions, you are welcome to post on the DFRobot forum.

For any questions/advice/cool ideas to share, please visit DFRobot Forum.

Self-Locking_Swicth_SKU__DFR0423-DFRobot