X/Y Item Structure Notes

Authors: Kaphotics, Magical, Zhorken

Item Stats Structure
0x00	uint16	Purchase Price (in units of $10)
0x02	uint8		Held effect?
0x03	uint8		Effect argument
0x04	uint8		Natural Gift effect
0x05	uint8		Fling effect
0x06	uint8		Fling power
0x07	uint8		Natural Gift power
0x08	uint16	Bits 0-4: Natural Gift type (31=n/a)
			Flags?
			Bit 9 = Key Item
0x0A	uint8		Use effect?
0x0B	uint8		0 / 1 = Balls / 2 = Medicine /
3 = Poké Doll + Fluffy Tail + Poké Toy
0x0C	uint8		0 / 1
0x0D	uint8		0 / 1 / 2 / 3 = Battle items / 4 = Balls / 5 = Mail
0x0E uint8		1 = Usable by pokémon, consumed
0x0F	uint8		Order in pocket
0x10	uint8		Status problems cured
			1 = SLP / 2 = PSN / 4 = BRN / 8 = FRZ
			16 = PAR / 32 = Confusion / 64 = Infatuation
			128 = Guard Spec.
0x11	uint8		1 = Revive / 3 = Revive party / 5 = Level up /
8 = Evolution stone
0x11	bits 4..7	Attack boost
0x12	bits 0..3	Defense boost
0x12	bits 4..7	Special Attack boost
0x13	bits 0..3	Special Defense boost
0x13	bits 4..7	Speed boost
0x14	bits 0..3	Accuracy boost
0x14	bits 4..5	Critical Hit boost
0x14	bits 5..7	4 = PP Up / 8 = PP Max
0x15	uint8		1 = Ether / 2 = Elixer / 4 = Heal / 8 = HP Up
			16 = Raises ATK / 32 = DEF / 64 = SPD / 128 = SPATK
0x16	uint8		1 = SPDEF / 2 = Wings / 4,8,16 = Friendship
0x17	int8		Effort gain (HP)
0x18	int8		Effort gain (Attack)
0x19	int8		Effort gain (Defense)
0x1A	int8		Effort gain (Speed)
0x1B	int8		Effort gain (Special Attack)
0x1C	int8		Effort gain (Special Defense)
0x1D	uint8		HP gain (0xFF = full, FE 50%, FD 25%)
0x1E	uint8		PP gain
0x1F	int8		Friendship gain
0x20	int8		Friendship gain
0x21	int8		Friendship gain