Voting machine wih 8051 microcontroller

Voting machine

INTRODUCTION

        Voting machine circuits have now become popular day by day due to its use. Gone are the days where you have to put stamps on the ballot papers. Almost all developed countries use voting machine nowadays.
        So, do you want to build your own voting machine????
if yes then follow these steps:

COMPONENTS REQUIRED

1. 8051 microcontroller
2. push buttons(follow ckt diagram)
3. crystal of frequency 16mhz
4. dpdt switch
5. relay,6v
6. buzzer,5v
7. resistors(follow ckt diagram)
8. 16*2 lcd display
9. some colored leds

CIRCUIT DIAGRAM

PCB design

3D VIEW after completion

CODE