i have need a 125*125 or more led msg or animation display. but its based on only pic microcontrller.

sory 125*125 it my mistek .it 25*25

15,625 LEDs Good luck with that. It's going to be costly and is a very advanced project. Based on your past posts you should start by flashing an LED first.

PS it'll also take a very hefty power supply.