how to pass values between two user controls

Question

hi,
i have one window forms it contains two usercontrols(uc1,uc2).

in uc1 i places two textboxes and one burtton.
in uc2 ipaced one textbox.

in uc1 i entered text in two textboxes and click on button i want to pass two text box values to uc2 textbox.

plz give me any sample code how to pass values between two usercontrols.