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RAM map
The list corresponds to RAM variables used by the game engine.
Actors
- $1600-$184F: Actors setup (outside battle) ($10 blocks, $25 bytes by block, $01 block as actor)
- $1600,X: Actor identifier
- $1601,X: Actor graphics
- $1602,X-$1607,X: Name
- $1608,X: Level
- $1609,X-$160A,X: Current HP
- $160B,X-$160C,X: Max HP
- $160D,X-$160E,X: Current MP
- $160F,X-$1610,X: Max MP
- $1611,X-$1613,X: Experience
- $1614,X: Non-battle status 1
- $1615,X: Non-battle status 4
- $1616,X-$1619,X: Battle commands
- $161A,X: Vigor
- $161B,X: Speed
- $161C,X: Stamina
- $161D,X: Magic power
- $161E,X: Equipped esper
- $161F,X: Item equipped on right hand
- $1620,X: Item equipped on left hand
- $1621,X: Item equipped on head
- $1622,X: Item equipped on body
- $1623,X: Item equipped on relic (slot $00)
- $1624,X: Item equipped on relic (slot $01)
- Repeat for all actors
Attack
- $00B5: Command index
- $00B6: Command sub-index
- $00B7: Animation (not used by all commands)
- $00B8-$00B9: Targets
- $00BB: Targetting byte
- $00BC: Damage incrementer (50% extra damage for each value unit)
- $11A0: Targeting Byte
- $01: Cursor Moveable
- $02: One Side Only
- $04: Autoselect both parties
- $08: Autoselect one party
- $10: Auto Confirm
- $20: Manual Party Select
- $40: Cursor Start on Enemy
- $80: Randomize selection
- $11A1: Elemental type
- $01: Fire
- $02: Ice
- $04: Bolt
- $08: Poison
- $10: Wind
- $20: Pearl
- $40: Earth
- $80: Water
- $11A2: Attack flags
- $01: Physical or magical damage
- $02: Miss if target immune to death
- $04: Only target dead or undead targets
- $08: Make heal spells damage undead
- $10: Randomize target
- $20: Ignore defense
- $40: Don't split damage in multi-target spells
- $80: Abort on allies
- $11A3: Attack flags
- $01: Spell is usable outside battle
- $02: Ignore reflect
- $04: Can learn as Lore
- $08: Enable Runic
- $10: Quick/Warp flag
- $20: Re-target if target is dead
- $40: Caster dies after attack
- $80: Concern MP
- $11A4: Attack flags
- $01: Heal damage
- $02: Redirection
- $04: Lift status
- $08: Toggle status
- $10: Stamina used in defense
- $20: Can't dodge attack
- $40: Use evasion as Lv X Spells
- $80: Use HP fraction
- $11A5: Spell cost
- $11A6: Spell power
- $11A7: Attack flags
- $01: Miss if immune to status
- $02: Show text is attack hits
- $11A8: Hit rate
- $11A9: Special effect
- $11AA: Status
- $01: Dark
- $02: Zombie
- $04: Poison
- $08: Magitek
- $10: Clear
- $20: Imp
- $40: Petrify
- $80: Death
- $11AB: Status
- $01: Condemned
- $02: Near fatal
- $04: Image
- $08: Mute
- $10: Berserk
- $20: Muddle
- $40: Seizure
- $80: Sleep
- $11AC: Status
- $01: Dance
- $02: Regen
- $04: Slow
- $08: Haste
- $10: Stop
- $20: Shell
- $40: Safe
- $80: Reflect
- $11AD: Status
- $01: Rage
- $02: Freeze
- $04: Life 3
- $08: Morph
- $10: Chant
- $20: Disappear
- $40: Dog block
- $80: Float
- $11AE: (Vigor * 2) if physical or (Magic Power) if magical
- $11AF: Level of attacker
- $11B0-$11B1: Damage
- $11B4: Spell randomly cast by weapon (plus flags)
Battle
- $11E0-$11E1: Encountered monster formation.
- $11E2: Battle background.
- $1DDD-$1E1C: Monster formations available on veldt.
Event
- $00EB: Script parameter 1 for event Scripts
- $00EC: Script parameter 2 for event Scripts
- $00ED: Script parameter 3 for event Scripts
- $00EE: Script parameter 4 for event Scripts
- $00EF: Script parameter 5 for event Scripts.
- $05C4: Event loop counter.
Items
- $1869-$1968: Item identifier.
- $1969-$1A68: Item quantity.
- $1EBA-$1EBD: Rare items.
Magic and skills
- $1A69-$1A6C: gained Espers.
- $1A6E-$1CF5: gained spells block. ($0C blocks by actor, $36 bytes/block)
- $1CF6: Morphy supply.
- $1CF7: gained Sword Tech levels.
- $1D28: gained Blitz levels.
- $1D29-$1D2B: gained Lores.
- $1D2C-$1D4B: gained Rages.
- $1D4C: gained Dances.
Miscellaneous
- $005B: Script current location
- $0072: Random index for the random number generator
- $00A2-$00A3: Targets cast on
- $00A4-$00A5: Targets hit
- $00BE: Index into random number table
- $1860-$1862: Gil
- $1863-$1865: Play time. (hours/minutes/seconds)
- $1866-$1868: Number of steps
- $1CF8-$1D27: Sword Tech names. Unused in USA version. ($08 blocks by swordtech name, $06 bytes/block)
- $628A: Game is in Flashback Mode ($00 = no, $01 = yes)
- $62AB: Game is paused ($00 = no, $01 = yes)
Music
- $1300: Instrument set for the current song
- $1301: The ID of the music to play
- $1302: The music's volume.
Party
- $1850-$185F: Party setup ($10 blocks, $01 bytes by block, $01 block as actor)
- $07: Party identifier
- $18: Party slot (0-3)
- $20: Row
- $40: Availability
- $80: Leader of party
- Repeat for all blocks
- $0069-$006C: Characters in actual party
- $1A6D: Active party
- $1EDE-1EDF: Gained characters
~~ DISCUSSION ~~