Showing posts with label arduino and lcd. Show all posts
Showing posts with label arduino and lcd. Show all posts

Wednesday, September 2, 2015

INTERFACING LCD WITH ARDUINO, ARDUINO BASIC

This is the basic idea of interfacing lcd with arduino. Idea is taken from the arduino official site.

Introduction 

The LiquidCrystal library allows you to control LCD displays that are compatible with the Hitachi HD44780 driver. There are many of them out there, and you can usually tell them by the 16-pin interface.
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This example sketch prints "Hello World!" to the LCD and shows the time in seconds since the Arduino was reset.

Thursday, August 27, 2015

Arduino Based Voting System

Normal type of voting system is ancient and time consuming. The probability of getting error is also greater in that system. So use of embedded system makes the work technical, easy and yet reliable.  The complexity and robustness of a voting system depends on the number of voters involved. Here you could see a simple Arduino based voting system that would be a great fit for small-scale elections such as in schools or colleges. This system was designed to ensure security and the coolest thing is the whole voting process can be done with assembled hardware and Arduino IDE.
This voting system takes vote inputs from pins A2 to A5 of Arduino. A LCD used to show candidates name which was connected in 4 bit mode to the Arduino.