The following are known CWCheat Codes for Rock Band Unplugged on Sony Playstation Portable (PSP).

_S ULES-01243
_G Rock Band Unplugged [EU]
_C0 Bass: Infinite Health
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x00000200 0x3F800000
_C0 Drums: Infinite Health
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x000000D0 0x3F800000
_C0 Full Overdrive
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0xDC000000 0x00000694
_L 0x90000000 0x00000000
_L 0x00000000 0x3F800000
_L 0xD2000000 0x00000000
_C0 Guitar: Infinite Health
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x00000330 0x3F800000
_C0 Infinite Failures
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x20000690 0x00000000
_L 0xD2000000 0x00000000
_C0 Mike: Infinite Health
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x00000460 0x3F800000
_C0 Quick Score Gain
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x20000688 0x000000FF
_L 0xD2000000 0x00000000
_C0 Super Quick Score Gain
_L 0x68B7D828 0x00000000
_L 0xB8B7D828 0x00000000
_L 0x10000688 0x0000FFFF
_L 0xD2000000 0x00000000