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Dragon Warrior III (NES)/RAM map

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< Dragon Warrior III (NES)
Revision as of 19:41, 4 May 2024 by Ansarya (talk | contribs) (Formatted Character Classes / Gender and added links)
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Chip tiny.png The following article is a RAM map for Dragon Warrior III (NES).

Main

Category Address Size Description
Unknown $0000 - $001b 28 bytes ...
Data $001c byte RNG
Unknown $001d - $002b 15 bytes ...
Data $002c byte Party Travel type (ground, ship, air)
Unknown $002d - $004b 31 bytes ...
Data $004c byte RNG
Unknown $004d - $0050 4 bytes ...
Battles $0051 byte Whose turn it is
Unknown $0052 - $00a3 82 bytes ...
Data $00a4 byte RNG
Unknown $00a5 - $00ac 8 bytes ...
Data $00ad byte Fairy Water Counter
Unknown $00ae - $00d7 42 bytes ...
Data $00d8 byte Music counter
Unknown $00d9 - $01ff 295 bytes ...
Graphics $0200 - $020f 16 bytes Player 1 - On Screen Sprite data
Graphics $0210 - $021f 16 bytes Player 2 - On Screen Sprite data
Graphics $0220 - $022f 16 bytes Player 3 - On Screen Sprite data
Graphics $0230 - $023f 16 bytes Player 4 - On Screen Sprite data
Graphics $0240 - $02ff 192 bytes On Screen Sprite data
Unknown $0300 - $04ff 512 bytes ...
Battles $0500 - $0501 word Enemy 1 - HP
Battles $0502 - $0503 word Enemy 2 - HP
Battles $0504 - $0505 word Enemy 3 - HP
Battles $0506 - $0507 word Enemy 4 - HP
Battles $0508 - $0509 word Enemy 5 - HP
Battles $050a - $050b word Enemy 6 - HP
Battles $050c - $050d word Enemy 7 - HP
Battles $050e - $050f word Enemy 8 - HP
Battles $0510 byte Enemy 1 - MP
Battles $0511 byte Enemy 2 - MP
Battles $0512 byte Enemy 3 - MP
Battles $0513 byte Enemy 4 - MP
Battles $0514 byte Enemy 5 - MP
Battles $0515 byte Enemy 6 - MP
Battles $0516 byte Enemy 7 - MP
Battles $0517 byte Enemy 8 - MP
Battles $0518 byte Enemy 1 - Agility
Battles $0519 byte Enemy 2 - Agility
Battles $051a byte Enemy 3 - Agility
Battles $051b byte Enemy 4 - Agility
Battles $051c byte Enemy 5 - Agility
Battles $051d byte Enemy 6 - Agility
Battles $051e byte Enemy 7 - Agility
Battles $051f byte Enemy 8 - Agility
Battles $0520 - $0521 word Enemy 1 - Defense
Battles $0522 - $0523 word Enemy 2 - Defense
Battles $0524 - $0525 word Enemy 3 - Defense
Battles $0526 - $0527 word Enemy 4 - Defense
Battles $0528 - $0529 word Enemy 5 - Defense
Battles $052a - $052b word Enemy 6 - Defense
Battles $052c - $052d word Enemy 7 - Defense
Battles $052e - $052f word Enemy 8 - Defense
Battles $0530 - $0531 word Enemy 1 - Status
Battles $0532 - $0533 word Enemy 2 - Status
Battles $0534 - $0535 word Enemy 3 - Status
Battles $0536 - $0537 word Enemy 4 - Status
Battles $0538 - $0539 word Enemy 5 - Status
Battles $053a - $053b word Enemy 6 - Status
Battles $053c - $053d word Enemy 7 - Status
Battles $053e - $053f word Enemy 8 - Status
Unknown $0540 - $0564 37 bytes ...
Battles $0565 byte Bikill flag on Enemy 1 (if 1)
Unknown $0566 - $056c 7 bytes ...
Battles $056d byte Enemy Group 1 - Type
Battles $056e byte Enemy Group 2 - Type
Battles $056f byte Enemy Group 3 - Type
Battles $0570 byte Enemy Group 4 - Type
Battles $0571 byte Group 1 - Count
Battles $0572 byte Group 2 - Count
Battles $0573 byte Group 3 - Count
Battles $0574 byte Group 4 - Count
Unknown $0575 - $06dd 361 bytes ...
Data $06de byte Level (World?) X Position, Level (World?) Y Position, Time of day (sub bytes)
Data $06df byte Time of day
Unknown $06e0 - $06ff 32 bytes ...
Stats $0700 byte Player 1 - Level
Stats $0701 byte Player 2 - Level
Stats $0702 byte Player 3 - Level
Stats $0703 byte Player 4 - Level
Stats $0704 byte Player 1 - Strength
Stats $0705 byte Player 2 - Strength
Stats $0706 byte Player 3 - Strength
Stats $0707 byte Player 4 - Strength
Stats $0708 byte Player 1 - Agility
Stats $0709 byte Player 2 - Agility
Stats $070a byte Player 3 - Agility
Stats $070b byte Player 4 - Agility
Stats $070c byte Player 1 - Intelligence
Stats $070d byte Player 2 - Intelligence
Stats $070e byte Player 3 - Intelligence
Stats $070f byte Player 4 - Intelligence
Stats $0710 byte Player 1 - Luck
Stats $0711 byte Player 2 - Luck
Stats $0712 byte Player 3 - Luck
Stats $0713 byte Player 4 - Luck
Stats $0714 byte Player 1 - Vitality
Stats $0715 byte Player 2 - Vitality
Stats $0716 byte Player 3 - Vitality
Stats $0717 byte Player 4 - Vitality
Stats $0718 byte Player 1 - Class / Gender
Stats $0719 byte Player 2 - Class / Gender
Stats $071a byte Player 3 - Class / Gender
Stats $071b byte Player 4 - Class / Gender
Stats $071c - $071d word Player 1 - HP
Stats $071e - $071f word Player 2 - HP
Stats $0720 - $0721 word Player 3 - HP
Stats $0722 - $0723 word Player 4 - HP
Stats $0724 - $0725 word Player 1 - Max HP
Stats $0726 - $0727 word Player 2 - Max HP
Stats $0728 - $0729 word Player 3 - Max HP
Stats $072a - $072b word Player 4 - Max HP
Stats $072c - $072d word Player 1 - MP
Stats $072e - $072f word Player 2 - MP
Stats $0730 - $0731 word Player 3 - MP
Stats $0732 - $0733 word Player 4 - MP
Stats $0734 - $0735 word Player 1 - Max MP
Stats $0736 - $0737 word Player 2 - Max MP
Stats $0738 - $0739 word Player 3 - Max MP
Stats $073a - $073b word Player 4 - Max MP
Stats $073c - $073d word Player 1 - Status
Stats $073e - $073f word Player 2 - Status
Stats $0740 - $0741 word Player 3 - Status
Stats $0742 - $0743 word Player 4 - Status
Stats $0744 - $0746 long Player 1 - Experience
Stats $0747 - $0749 long Player 2 - Experience
Stats $074a - $074c long Player 3 - Experience
Stats $074d - $074f long Player 4 - Experience
Stats $0750 - $0752 long Player 1 - Return Destinations
Stats $0753 - $0755 long Player 2 - Return Destinations
Stats $0756 - $0758 long Player 3 - Return Destinations
Stats $0759 - $075b long Player 4 - Return Destinations
Stats $075c - $0763 8 bytes Player 1 - Name
Stats $0764 - $076b 8 bytes Player 2 - Name
Stats $076c - $0773 8 bytes Player 3 - Name
Stats $0774 - $077b 8 bytes Player 4 - Name
Items $077c byte Player 1 - Item Slot 1
Items $077d byte Player 1 - Item Slot 2
Items $077e byte Player 1 - Item Slot 3
Items $077f byte Player 1 - Item Slot 4
Items $0780 byte Player 1 - Item Slot 5
Items $0781 byte Player 1 - Item Slot 6
Items $0782 byte Player 1 - Item Slot 7
Items $0783 byte Player 1 - Item Slot 8
Items $0784 byte Player 2 - Item Slot 1
Items $0785 byte Player 2 - Item Slot 2
Items $0786 byte Player 2 - Item Slot 3
Items $0787 byte Player 2 - Item Slot 4
Items $0788 byte Player 2 - Item Slot 5
Items $0789 byte Player 2 - Item Slot 6
Items $078a byte Player 2 - Item Slot 7
Items $078b byte Player 2 - Item Slot 8
Items $078c byte Player 3 - Item Slot 1
Items $078d byte Player 3 - Item Slot 2
Items $078e byte Player 3 - Item Slot 3
Items $078f byte Player 3 - Item Slot 4
Items $0790 byte Player 3 - Item Slot 5
Items $0791 byte Player 3 - Item Slot 6
Items $0792 byte Player 3 - Item Slot 7
Items $0793 byte Player 3 - Item Slot 8
Items $0794 byte Player 4 - Item Slot 1
Items $0795 byte Player 4 - Item Slot 2
Items $0796 byte Player 4 - Item Slot 3
Items $0797 byte Player 4 - Item Slot 4
Items $0798 byte Player 4 - Item Slot 5
Items $0799 byte Player 4 - Item Slot 6
Items $079a byte Player 4 - Item Slot 7
Items $079b byte Player 4 - Item Slot 8
Stats $079c - $079e long Player 1 - Wizard Battle Magic
Stats $079f byte Player 1 - Wizard Field Magic
Stats $07a0 - $07a2 long Player 1 - Pilgram Battle Magic
Stats $07a3 byte Player 1 - Pilgram Field Magic
Stats $07a4 - $07a6 long Player 2 - Wizard Battle Magic
Stats $07a7 byte Player 2 - Wizard Field Magic
Stats $07a8 - $07aa long Player 2 - Pilgram Battle Magic
Stats $07ab byte Player 2 - Pilgram Field Magic
Stats $07ac - $07ae long Player 3 - Wizard Battle Magic
Stats $07af byte Player 3 - Wizard Field Magic
Stats $07b0 - $07b2 long Player 3 - Pilgram Battle Magic
Stats $07b3 byte Player 3 - Pilgram Field Magic
Stats $07b4 - $07b6 long Player 4 - Wizard Battle Magic
Stats $07b7 byte Player 4 - Wizard Field Magic
Stats $07b8 - $07ba long Player 4 - Pilgram Battle Magic
Stats $07bb byte Player 4 - Pilgram Field Magic
Stats $07bc - $07be long Gold
Stats $07bf - $07c0 word Num Characters Registered
Stats $07c1 byte Player 1 - Character in Storage num
Stats $07c2 byte Player 2 - Character in Storage num
Stats $07c3 byte Player 3 - Character in Storage num
Stats $07c4 byte Player 4 - Character in Storage num
Unused $07c5 - $07ff 59 bytes Unused

Additional Information

Links

Useful information:

Character Stats

These are base addresses for the first character in the party. They are sorted by the size of the data in bytes.

8-bit values

These are addresses for the first party member. Add 1*the ally number to the address for other characters.

  • Level: 0x700
  • Strength: 0x704
  • Agility: 0x708
  • Intelligence: 0x70C
  • Vitality: 0x710
  • Luck: 0x714
  • Character Class / Gender: 0x718 (Character Classes / Gender)

16-bit values

Addresses for first party member. Add 2*Ally Number for other characters. Little endian byte order.

  • HP: 0x71C
  • Max HP: 0x724
  • MP: 0x72C
  • Max MP: 0x734
  • 'Status': 0x73C

24-bit values

Addresses for first party member. Add 3*Ally Number for other characters. Little endian byte order.

8-byte values

Addresses for first party member. Add 8*Ally number for other characters.

Gold pieces

Address for player's gold pieces (GP) (24-bit)

  • Gold: 0x7BC

Character Classes / Gender

This is located at 0x718 + character number.

Mask Value Description
Class %00000111 $00 Hero
$01 Wizard
$02 Pilgrim
$03 Sage
$04 Soldier
$05 Merchant
$06 Fighter
$07 Goof-off
Gender %00001000 $00 Male
$08 Female
Unused %00010000 ... Unused
%00100000 ... Unused
%01000000 ... Unused
%10000000 ... Unused

Return Destinations

This is located at 0x750 + character number * 3.

The 3 bytes of Return Destinations store one bit per location visited. The upper 4 bits of the third byte are not used.

Bit Mask Destination
Byte 0 %00000001 $01 Aliahan
%00000010 $02 Reeve
%00000100 $04 Romally
%00001000 $08 Kanave
%00010000 $10 Noaniels
%00100000 $20 Assaram
%01000000 $40 Isis
%10000000 $80 Portoga
Byte 1 %00000001 $01 Baharata
%00000010 $02 Dhama
%00000100 $04 Lancel
%00001000 $08 Jipang
%00010000 $10 Eginbear
%00100000 $20 Samano
%01000000 $40 Soo
%10000000 $80 Tantegel
Byte 2 %00000001 $01 Hauksness
%00000010 $02 Cantlin
%00000100 $04 Kol
%00001000 $08 Rimuldar
%00010000 $10 Unused
%00100000 $20
%01000000 $40
%10000000 $80

Spell List

First character's magic list begins at 0x79C. Add 8 * ally number for other characters.

  • Byte 0-2: Wizard Spells (in battle)
  • Byte 3: Wizard Spells (field)
  • Byte 4-6: Pilgrim Spells (in battle)
  • Byte 7: Pilgrim Spells (field)

Note: Hero uses location of Wizard spells.

Wizard Battle Spells

Byte 0

  • Blaze
  • Upper
  • IceBolt
  • Increase
  • Firebal
  • Return
  • Bang
  • Slow

Byte 1

  • Blazemore
  • RobMagic
  • Snowblast
  • IceSpears
  • Firebane
  • Bikill
  • Boom
  • Bounce

Byte 2

  • Blazemost
  • Chaos
  • Snowstorm
  • BeDragon
  • Firevolt
  • Transform
  • Explodet
  • Chance

Wizard Field Spells

Byte 3

  • Outside
  • Return
  • X-Ray
  • StepGuard
  • Day-Night
  • CurseOff
  • Invisible
  • Open

Pilgrim Battle Spells

Byte 4

  • Sap
  • Heal
  • Expel
  • Antidote
  • Infernos
  • SpeedUP
  • Surround
  • Sleep

Byte 5

  • Defence
  • Healmore
  • Beat
  • NumbOff
  • Infermore
  • StopSpell
  • Limbo
  • Awake

Byte 6

  • Barrier
  • Healall
  • Defeat
  • Healus
  • Infermost
  • Vivify
  • Sacrifice
  • Revive

Pilgrim Field Spells

Byte 7

  • Heal
  • Antidote
  • Healmore
  • NumbOff
  • Vivify
  • Healall
  • Healus
  • Revive
Internal Data for Dragon Warrior III (NES)
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