Notable Breakpoints

This page contains RAM addresses to various interesting and useful processes of Pokemon DPP.

Breakpoints can be set at these addresses.

Inspiration

This page is inspired by tsanth's thread with the same name on GameFAQs: [1]

Pokemon DPP (U)

DP RAM Address	Pl RAM Address	Description	Discovered by
02000FB0		Begin Seed Calculation Routine	mingot
0201B9E0		Set PRNG seed	mingot
0201B9EC	0201D2E8	PRNG	loadingNOW, tsanth
0201BA10	0201D30C	Alternate RNG used in some cases: Examples, PID generation for mystery gift pokemon, recalculating a PID after a failed shiny check, number which determines swarm pokemon and great marsh pokemon	SCV
0201BA1C		Set IRNG Seed	mingot
02038B70	0203E778	Script Handler	loadingNOW
	0203E7D2	Loads address for a command then branches to that address	SCV
02042FB4		ARNG call for PID of Wondercard pokemon	SCV
02042FBA		Loads PID from wondercard to r0	SCV
02042FC8		First Shiny Check call during the generation of some wondercard pokemon	SCV
02042FD0		Beginning of loop that makes sure you do not get a shiny wondercard pokemon (in some cases)	SCV
0204305E		PRNG call for first set of Wondercard pokemon IVs	tsanth
0204309C		PRNG call for second set of Wondercard pokemon IVs	tsanth
0205DED4		Create chain set (not sure about address in tsanth's thread it said 205DED	tsanth, loadingNOW
0205DF42		End of Create chain set routine	tsanth, loadingNOW
0205E40C		Pokeradar Routine	loadingNOW, tsanth
02068AAC		Shiny Check, used to decide what sprite to show for a pokemon and to make sure dynamic PID mystery gift pokemon are not shiny as well as preventing manaphy from hatching shiny in some cases.	SCV
	02078780	Begin Calculation of Pokemon ID for alternate forms.	SCV
020EBC80	020E1F6C	Division routine; R0= R0 / R1, R1=R0%R1	tsanth, SCV
	020EAC58	Pointer to Begin Routine for Script Command 0000	SCV
	020EB974	Pointer to Begin Routine for Script Command 0347
021F4DA8		Beginning of Honey Tree Routine	SCV
021F4EE4		Determines a value from 0-3 to use to determine which list will be used and how the shake value is calculated. If 0, slathering fails and not pokemon will show up.	SCV
021F4F44		Determines a number from 0-5 that represents which pokemon will be encountered in a honey tree.	SCV
021F4F98		Determines which list will be used by (value determined by 021F4EE4) - 1 (its not done this way, but is equivalent)	SCV
021F4FAC		Determines a number from 0-3 that represents how much a Honey Tree will shake	SCV
021F5138	021EFF4C	Returns 1 if the current tree being slathered is a Munchlax Tree and 0 otherwise.	SCV
02211E60		Set GRNG seed	magical
02211E70		GRNG	magical
0223C1EE		Pokeball catching routine	tsanth
0223BA10		Movement Handler Start	tsanth
0223BA46		"Am I on grass?" check	tsanth
0223BB2E		Pair-battle (NPC partner) check	tsanth
0223BAD4		Wild Encounter Check	tsanth
0223BD1C		Movement Handler END	tsanth
	022479E6	Call to get ID routine (result in r0)	SCV
	0224E920	Start of Frozen Handler	SCV
0223C5B8		Start of Encounter Table Lookup Handler	mingot
0223C66A		Start of Water (Sweet Scent/Surfing) Encounter Table Lookup Handler	mingot
0223C6A0		Start of Water (Fishing) Encounter Table Lookup Handler. There are 3 branches for each of the rods in this routine with different results for old and good/super.	mingot

Pokémon HGSS (U)

RAM Address	Description	Discovered by
020F2998	Signed divmod()	?
020F2BA4	Unsigned divmod()	?
022440A0	Pickup / Honey Gather handler	magical
02247228	Pokéball catching routine	magical
02246B24	Start of Water (Fishing) Encounter Table Lookup Handler [2]	mingot
02247720	Start of Water (Sweet Scent/Surfing) Encounter Table Lookup Handler [3]	mingot

Pokémon BW (J)

RAM Address	Description	Discovered by
02216088	PRNG	Kazo

Pokémon BW (U)

RAM Address	Description	Discovered by
02216248	PRNG	Bond697
02215374	Mersenne Twister Lookup Table	Bond697
02215D34	Mersenne Twister Lookup Table Counter	Bond697
023FFC3C	Delay	Bond697
02257030	Step Counter	Bond697
02257034	Shaking patch step counter	Bond697
02257034	Shaking patch step counter	[[Bond697]
02088180	Initial Seed Creation Routine	[[Omega Donut]

(All offsets are White offsets. Black offsets are White offset minus 0x20)