The ability of a control system to return a cutting tool from any position to the machine reference position is a critical feature of all modern CNC systems. Programmers and operators understand the term machine reference position as synonymous with the home position or machine zero position. This is the position of all machine slides at one of the extreme travel limits of each axis.
A electronic voting machine is a best way to cast your vote and declaring result by reducing time effectively in very short time in recent time electronic voting machine has almost replaced convetional voting machine.before moving through it is assumed you know LCD interfacing.Code for project is written in C and circuit uses AT89c51 micro-controller operated at 12mhz crystal frequency