Is there a cheat code for Field Commander for the psp?

Question

Up(2), Down(3), Left(2), Right, Triangle, Circle(8).

After you've entered this code, You will hear a sound.

This enables: All Missions. All units.

I saw this cheat on www.cheatsgalore.com but it does not work?

Answer 1

There arent any cheats for that game. It's fake.

Answer 2

They lied. As far as I'm concerned, there are no cheat codes for Field Commander.