The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
Press R1 For 1st Down
d0124352fdff
80100a200001
Press R2 For 4th Down
d0124352feff
80100a200004
Inf Time-Play Clock
80100a140063
Inf Timeouts Home Team
801009360003
Inf Timeouts Away Team
801009380003
No Timeouts Home Team
801009360000
No Timeouts Away Team
801009380000
Home Team Scores 0
801009180000
Away Team Scores 0
8010091c0000
Home Team Scores 99
801009180063
Away Team Scores 99
8010091c0063
Press Select To End Quarter
d0124352fffe
80100a0c0001
d0124352fffe
80100a0e0000
d0124352fffe
80100a100000
d0124352fffe
80100a120000
Press Select+R1 For Extra Time
d0124352fdfe
80100a0c0009
d0124352fdfe
80100a0e0009
d0124352fdfe
80100a100009
Mod Chip Enable Code
d0020094023a
800200961000
d002000c000a
8002000e1000
Super Tiny Players
800f09dc0012
Super Huge Players
800f09dc0027
Max Throwing(Creation)
8012321800ff
Max Durability(Creation)
8012321c00ff
Max Endurance(Creation)
8012321e00ff
Max Vertical(Creation)
8012322000ff
Max Blocking(Creation)
8012322200ff
Max Tackling(Creation)
8012322400ff
Max Hands(Creation)
8012322600ff
Max Accuracy(Creation)
8012322800ff
Max Break Tackles(Creation)
8012322a00ff
Super Tall Created Player
301231e80036
Super Heavy Created Player
801231ea02ff