The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
Infinite Power (Skirmish mode)
8002CD5C 2328
Open Map & Shroud
801B48EC 0001
Infinite Money (Disk 2 Campaign Mode)
8002A798 270F
Infinite Money (Skirmish mode)
8002CD40 FFFF
Have 50 Units To Start
801AA20C 0032
Infinite Power (Disk 1 Campaign Mode)
8002A3F0 2328
Infinite Money
801AA274 FFFF
Make Vehicles Invunerable
8002CC78 000F
801B4902 0015
801B490A 0001
801B490C 0015
801B4914 0046
801B4924 0001
801B4934 0001
Infinite Money (Disk 1 Campaign Mode)
8002A3D4 270F
Infinite Power (Disk 2 Campaign Mode)
8002A7B4 2328