Secret Weapons over Normandy Cheats

Successfully complete all campaign and challenge missions to unlock the TIE Fighter in Instant Action mode.

Unlimited Ammo:
During gameplay press 'enter' then the following code - Up, Right, Down, Left, Up, Right, Down, Left, J, L
Levels:
At the 'Campaign'screen enter the following codes and then choose 'Campaighn' and not 'New Game'.
Unlock All Levels:
Part1: k, k, k, I, I, I, esc, k
Part2: pgdown, pgdown, pgup, pgup

Successfully complete all campaign and challenge missions
to unlock the TIE Fighter in Instant Action mode.

Finish every campaign and challenge mission to unlock the X-Wing in Instant Action mode.

Complete the Secret Weapons Over Normandy 15-mission campaign and all 21 Challenge missions. If you do well enough you will unlock the tie fighter and x-wing craft from Star Wars.

Successfully complete all campaign and challenge missions to unlock the X-Wing in Instant Action mode.