Creators: Datel, Prof. 9, basher11, elixirdream, M@T, bond697, KazoWar, faospark, Kenobi
Source: GBATemp

Code:
:Backlight Codes
::DS Lite Backlight Control
:::Hold L+R+SELECT then press UP to increase brightness or DOWN to decrease brightness
94000130 FCFB0000
023FE074 012FFF11
E0000000 000000A8
E28F0001 E12FFF10
A21AB5F0 88234C24
80138811 D02A428B
25803490 F0002000
1C06F82A F0002004
2703F826 21404007
D003420B 420B2180
E018D00C 4231210C
2F03D006 1C79D013
F0002004 E00EF816
E0094331 438E210C
2F001C31 1E79D004
F0002004 E002F80A
F0002000 BCF0F806
4718BC08 30800000
88222100 D1FC422A
80224A08 88208060
D1FC4228 80220C12
88228061 D1FC422A
21FF8860 47704008
04000130 80028802
023FE074 E3520003
D2000000 00000000

!Battle Codes

::Infinite Health
521C605C D10E2800
021C605C FBD0F1E8
023AE800 D0002800
023AE804 4903BD70
023AE808 428E6809
023AE80C 2400D200
023AE810 46C04770
023AE814 0226993C
D2000000 00000000

::Infinite PP
921D5618 0000D301
121D5618 0000E003
D2000000 00000000

::100% Catch Rate
521CBCD4 7820D203
121CBCD4 000046C0
D2000000 00000000

::Catch Trainer's Pokemon v2
02002300 68006868
02002304 60012100
02002308 00004770
521CBAA4 F7EC6868
121CBAAA 0000F636
121CBAAC 0000FC29
D2000000 00000000

::Opponents Never Use Items
521D3DFC D02F2800
121D3DFE 0000E02F
D2000000 00000000

::No Low HP music
52208AB8 2701D100
12208AB8 0000E000
D2000000 00000000

::No Gym Leader Last Pokemon music
521CE848 6820D818
121CE848 0000E018
D2000000 00000000

::Speed Up Battle Messages
:::Automatically removes the delay after battle messages
521ED07C D1034208
121ED07E 0000E003
D2000000 00000000

::All Party Pokemon Earns EXP and EV Even Without Participating In Battle
521CB43C 42819903
121CB440 000046C0
D2000000 00000000

::Battle Instant End by Holding Start+Select for a Turn/Switching Pokemon
94000130 FFF30000
B2000024 00000000
B003E1BC 00000000
B0000008 00000000
20000048 00000005
D2000000 00000000

::Opponent Pokemon HP 1 (Select+Up)
6226993C 00000000
94000130 FFBB0000
B226993C 00000000
10000010 00000001
D2000000 00000000
62269940 00000000
94000130 FFBB0000
B2269940 00000000
10000010 00000001
D2000000 00000000

!Black City and White Forest Codes

::Switch between Black City and White Forest (L,R)
:::(L) Get Black City. (R) Get White Forest. After pressing the Button, save game and reset. Permanent effect.
94000130 FDFF0000
B2000024 00000000
20034906 00000000
D2000000 00000000
94000130 FEFF0000
B2000024 00000000
20034906 00000001
D2000000 00000000

::Max Value for Front City Dwellers In White Forest/ Black city (Select)
:::Hold Select before entering white forest/black city
94000130 FFFB0000
B2000024 00000000
C0000000 00000009
2003490E 00000064
DC000000 00000018
D2000000 00000000

::-Use only v1,v2 and v3 one at a time

::Black City and White Forest Dwellers' Modifier 1 (L+R)
:::Use this code before enter to the city/forest. It gives you Karenna, Vincent, Lena, Molly, Lynette, Ralph, Ken, Rosa, Herman & Grace. Black Market features evolution stones.
94000130 FCFF0000
B2000024 00000000
1003490C 00000701
10034924 00000901
1003493C 00000B01
10034954 00000D01
1003496C 00000F01
10034984 00001501
1003499C 00001801
100349B4 00001A01
100349CC 00001B01
100349E4 00001D01
C0000000 00000009
1003490E 00000564
DC000000 00000018
D2000000 00000000

::Black City and White Forest Dwellers' Modifier 2 (L+R)
:::Use this code before enter to the city/forest. It gives you Leo, Silvia, Ryder, Doug, Maria, Carlos, Piper, Miho, Eliza & Collin. Black Market features high sell items.
94000130 FCFF0000
B2000024 00000000
1003490C 00000001
10034924 00000101
1003493C 00000601
10034954 00000801
1003496C 00000A01
10034984 00000C01
1003499C 00001201
100349B4 00001301
100349CC 00001601
100349E4 00001701
C0000000 00000009
1003490E 00000564
DC000000 00000018
D2000000 00000000

::Black City and White Forest Dwellers' Modifier 3 (L+R)
:::Use this code before enter to the city/forest. It gives you Dave, Britney, Robbie, Miki, Frederic, Pierce, Gene, Shane, Jaques & Emi. Black Market features Misc. items.
94000130 FCFF0000
B2000024 00000000
1003490C 00000201
10034924 00000301
1003493C 00000401
10034954 00000501
1003496C 00000E01
10034984 00001001
1003499C 00001101
100349B4 00001401
100349CC 00001901
100349E4 00001C01
C0000000 00000009
1003490E 00000564
DC000000 00000018
D2000000 00000000

!Day Care Codes

::Auto-Breed (Toggle with R)
:::Press R on the road in front of the Day Care! Might not work on all flashcards.
62003F00 E1B01820
E2003F00 0000000C
E1B01820 E3811020
EA00C82C 00000000
D2000000 00000000
B2000024 00000000
DA000000 00034622
D3000000 00000000
D7000000 02003F0C
D2000000 00000000
52003F0C 000202A8
02003F04 E3811010
D2000000 00000000
52003F0C 000202F7
02003F04 E3811020
D2000000 00000000
92003F0E FF000000
94000130 FEFF0000
22003F0E 00000001
D2000000 00000000
92003F0E FF000001
94000130 FEFF0100
52035FBC E1B01820
02035FBC EAFF37CF
22003F0E 00000002
D2000000 00000000
92003F0E FF000002
94000130 FEFF0000
22003F0E 00000003
D2000000 00000000
92003F0E FF000003
94000130 FEFF0100
52035FBC EAFF37CF
02035FBC E1B01820
22003F0E 00000000
D2000000 00000000

::1st Pokemon Level MAX (Hold/press R outside the place)
94000130 FEFF0000
0223CA8C 00190640
D2000000 00000000

::2nd Pokemon Level MAX (Hold/press R outside the place)
94000130 FEFF0000
0223CB70 00190640
D2000000 00000000

::1st and 2nd Pokemon Level MAX (Hold/press L+R outside the place)
94000130 FCFF0000
0223CA8C 00190640
0223CB70 00190640
D4000000 00000000

::Get An Egg from Egg/Daycare (Select)
:::make sure you must have 2 pokemons (1 male, 1 female) in the day care
94000130 FFFB0000
B2000024 00000000
20021884 00000001
D2000000 00000000

:Encounter Codes

::Catch Any Pokemon (L+R) (Select) v1
:::Press L+R, get 649 Master Ball and 100 Ultra Ball, Toss to change amounts to Pokemon number and level. Press Select before heading into grass.
94000130 FCFF0000
02233FAC 02890001
02233FB0 00640002
D2000000 00000000
94000130 FFFB0000
DA000000 02233FAE
D3000000 00000000
D7000000 02250010
D3000000 00000000
DA000000 02233FB2
D3000000 00000000
D7000000 02250012
D3000000 00000000
D9000000 02250010
D3000000 00000000
C0000000 0000002F
D6000000 02250010
D2000000 00000000

::Catch Any Pokemon (L+R) (Select) v2
:::Press L+R to have the first 2 items in your Bag to amount 649 and 100. Toss the number of items to get the national dex number of Pokemon wanted and the level. Press Select then go into grass.
94000130 FCFF0000
12233FAE 00000289
12233FB2 00000064
D2000000 00000000
94000130 FFFB0000
DA000000 02233FB2
D3000000 00000000
D7000000 02250012
D3000000 00000000
D7000000 02250013
D3000000 00000000
DA000000 02233FAE
D3000000 00000000
D7000000 02250010
D3000000 00000000
D9000000 02250010
D3000000 00000000
C0000000 00000036
D6000000 02250010
D2000000 00000000

::Encounter Random Wild Pokemon
923FFFFE 00000001
62250010 00000000
DA000000 02250010
D4000000 00000029
D7000000 02250010
D3000000 00000000
82250010 00000289
D4000000 FFFFFD77
D7000000 02250010
D2000000 00000000
923FFFFE 00000001
123FFFFE 00000000
DA000000 02250010
C0000000 0000001E
D7000000 02250014
DC000000 00000002
D2000000 00000000
A2257010 00000000
923FFC3C FFF00000
923FFFFE 00000000
123FFFFE 00000001
D2000000 00000000

::Dream World Pokemon Encounter (L+R) (Select)
:::Press L+R the first 2 items in your Bag have amount 649 and 100. Toss the number of items to get the national dex number of the Pokemon and level. Hold Select and press A at the Wii in your room. To encounter a Pokemon with it's Dream World Ability.
94000130 FCFF0000
12233FAE 00000289
12233FB2 00000064
D2000000 00000000
94000130 FFFB0000
0225D330 00AB0000
0225D334 00000206
0225D338 0400003C
0225D33C 00000000
0225D340 00000000
0225D344 004B00AC
0225D348 002B003E
0225D34C 00008021
0225D350 80210028
0225D354 00130080
0225D358 00088021
0225D35C 02060178
0225D360 80210032
0225D364 8010017B
0225D368 80100009
0225D36C 00010008
0225D370 00010011
0225D374 00FF001F
0225D378 8E000000
0225D37C 32000000
DA000000 02233FAE
D3000000 00000000
D7000000 0225D334
D3000000 00000000
D7000000 0225D35E
D3000000 00000000
DA000000 02233FB2
D3000000 00000000
D7000000 0225D360
D2000000 00000000