own cnc software

hi all,
i have designed a c code which reads g code from a txt file and then draw the curve accordingly.
now i want to interface that code with my cnc.
Please any one tell me how can i program my micro controllers to work with this code..
i am sending that coordinates to the controllers, also ...

We need to know more about the interface you intend to use.

How do you intend to do the timing?

Tell us as much as you can.

I did this with a Z-80 8 bit computer before PC's were available.

Don

Ramps can do that aß well so more input required ..