Hex Keyboard Interfacing with evive

About This Tutorial
This tutorial describes how to interface 4X3 Hex keypad with evive
Tutorial Info
Estimated Time (hrs):
1

Components Required

ImageComponentQuantityAvailable in Kit
evive1
USB A-B Cable1

Introduction

In many projects, we need some numerical input which is not always available by Computer Serial so a 3X4 keypad can be used as an alternative

Primarily, it contains some rows and columns and where they intersect there is a push button which connects row and column

Flowchart for reading data

 

This hard work can be reduced by installing Keypad.h library which can be downloaded by clicking here.

Software:

  • Arduino IDE
  • Keypad Library

Hardware connections:

Code:

 

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