2 arduino mega comunikate together

so as the headline whas saying is it posible to make arduino megas comunikate toghter so that i would have duble up of pins??

Sure, you could write a sketch to do that. A pair, actually, one for each device.


where can i find a sktech for this

Well you could check out Bitlash, which might be suitable for your project:


You could write a program for master unit A to drive Bitlash on slave unit B.