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EarthBound/RAM map: Difference between revisions
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(→Core Engine Data: Locate some BG3 register mirrors) |
(Locate SFX queue memory) |
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===Core Engine Data=== | ===Core Engine Data=== | ||
* <tt>000000-000001 (000002)</tt>: [[EarthBound/VRAM_DMA_Circular_Queue#AuxiliaryData|VRAM DMA Circular Queue End/Start]] | * <tt>000000-000001 (000002)</tt>: [[EarthBound/VRAM_DMA_Circular_Queue#AuxiliaryData|VRAM DMA Circular Queue End/Start]] | ||
* <tt>00000F (000001)</tt>: Mirror of BGMODE SNES register | * <tt>00000E (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#OBJSEL OBJSEL SNES register] | ||
* <tt>000013 (000001)</tt>: Mirror of BG3SC SNES register | * <tt>00000F (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BGMODE BGMODE SNES register] | ||
* <tt>000016 (000001)</tt>: Mirror of BG34NBA SNES register | * <tt>000011 (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BGnSC BG1SC SNES register] | ||
* <tt>000012 (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BGnSC BG2SC SNES register] | |||
* <tt>000013 (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BGnSC BG3SC SNES register] | |||
* <tt>000014 (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BGnSC BG4SC SNES register] | |||
* <tt>000015 (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BG12NBA BG12NBA SNES register] | |||
* <tt>000016 (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/PPU_registers#BG34NBA BG34NBA SNES register] | |||
* <tt>00001E (000001)</tt>: Mirror of [https://snes.nesdev.org/wiki/MMIO_registers#NMITIMEN NMITIMEN SNES register] | |||
* <tt>000030 (000001)</tt>: CGRAM DMA Transfer Style (minus 8 for offset into [[EarthBound/CGRAM_DMA_Transfer_Style_Table|table]]) | * <tt>000030 (000001)</tt>: CGRAM DMA Transfer Style (minus 8 for offset into [[EarthBound/CGRAM_DMA_Transfer_Style_Table|table]]) | ||
* <tt>000065-00008C (000028)</tt> = [[EarthBound/Controller input memory|Controller input memory]] | * <tt>000065-00008C (000028)</tt> = [[EarthBound/Controller input memory|Controller input memory]] | ||
* <tt>000091-000098 (000008)</tt> = [[EarthBound/VRAM_DMA_memory|VRAM DMA memory]] | * <tt>000091-000098 (000008)</tt> = [[EarthBound/VRAM_DMA_memory|VRAM DMA memory]] | ||
* <tt>0000A1-0000A4 (000004)</tt> = [[EarthBound/Temp_VRAM_DMA_Data_Block#AuxiliaryData|Temp VRAM DMA Data Block offsets]] | * <tt>0000A1-0000A4 (000004)</tt> = [[EarthBound/Temp_VRAM_DMA_Data_Block#AuxiliaryData|Temp VRAM DMA Data Block offsets]] | ||
* <tt>0000CA-0000CB (000002)</tt> = [[EarthBound/Audio/SFX_Queue#AuxiliaryData|Sound Effect Queue offsets]] | |||
===Active Palettes=== | ===Active Palettes=== | ||
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===Queued VRAM DMA Data=== | ===Queued VRAM DMA Data=== | ||
* <tt>000400-0004FF (000100)</tt> = [[EarthBound/VRAM_DMA_Circular_Queue|VRAM DMA Circular Queue]] | * <tt>000400-0004FF (000100)</tt> = [[EarthBound/VRAM_DMA_Circular_Queue|VRAM DMA Circular Queue]] | ||
===Miscellaneous=== | |||
* <tt>001AC2-001AC9 (000008)</tt> = [[EarthBound/Audio/SFX_Queue|Sound Effect Queue]] | |||
* <tt>001ACA (000001)</tt> = [[EarthBound/Audio/SFX_Queue#AuxiliaryData|Sound Effect Queue high bit]] | |||
===Credits Sequence=== | ===Credits Sequence=== | ||
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* <tt>0097BA-0097CA (000011)</tt> = [[EarthBound/Memory used by control code parser|Memory used by control code parser]] | * <tt>0097BA-0097CA (000011)</tt> = [[EarthBound/Memory used by control code parser|Memory used by control code parser]] | ||
=== | ===Persistent Data (Copied to/from [[EarthBound/SRAM_map|SRAM]])<span class="anchor" id="PersistentData"></span>=== | ||
* <tt>0097F5-009800 (00000C)</tt> = '''''First twelve letters of player name with spaces (0x50) replaced with K (0x7B). Left over from translation - Tony would try-make the English version of your name in katakana or hirigana in Mother 2.''''' | * <tt>0097F5-009800 (00000C)</tt> = '''''First twelve letters of player name with spaces (0x50) replaced with K (0x7B). Left over from translation - Tony would try-make the English version of your name in katakana or hirigana in Mother 2.''''' | ||
* <tt>009801-009818 (000018)</tt> = Player name | * <tt>009801-009818 (000018)</tt> = Player name | ||
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* <tt>0098B8-0099CC (000115)</tt> = '''''Unclassified data''''' | * <tt>0098B8-0099CC (000115)</tt> = '''''Unclassified data''''' | ||
* <tt>0099CD-0099CD (000001)</tt> = [[EarthBound/Palette_Memory#$7E99CD|Current window "flavor"]] | * <tt>0099CD-0099CD (000001)</tt> = [[EarthBound/Palette_Memory#$7E99CD|Current window "flavor"]] | ||
* <tt>0099CE- | * <tt>0099CE-009C07 (00023A)</tt> = [[EarthBound/Character_stats_table|Character stats table]] | ||
* <tt>009C08-009C88 (000080)</tt> = [[EarthBound/Flag_Value_Table|Flag value table]] | |||
===Miscellaneous=== | ===Miscellaneous=== | ||
* <tt>009C89-009E53 (0001cb)</tt> = '''''Unclassified data''''' | * <tt>009C89-009E53 (0001cb)</tt> = '''''Unclassified data''''' | ||
* <tt>009E54-009E55 (000002)</tt> = Timer for Dad's phone calls | * <tt>009E54-009E55 (000002)</tt> = Timer for Dad's phone calls | ||
* <tt>009F77-009F78 (000002)</tt> = SRAM Version (always <code>0493</code>) | |||
* <tt>009F79-009F79 (000001)</tt> = Corrupted save slots ([[EarthBound/ROM_map#2F07A6|save slot bitflag]])<span class="anchor" id="009F79"></span> | |||
* <tt>00A21C-00A??? (000???)</tt> = [[EarthBound/Enemies in battle table|Enemies in battle table]] | * <tt>00A21C-00A??? (000???)</tt> = [[EarthBound/Enemies in battle table|Enemies in battle table]] | ||
* <tt>00AA10-00AA11 (000002)</tt> = [[EarthBound/Item Properties Table|Item]]-be received at the end of battle (High byte unused) | * <tt>00AA10-00AA11 (000002)</tt> = [[EarthBound/Item Properties Table|Item]]-be received at the end of battle (High byte unused) |
Latest revision as of 19:39, 16 June 2024
The following article is a RAM map for EarthBound.
Core Engine Data
- 000000-000001 (000002): VRAM DMA Circular Queue End/Start
- 00000E (000001): Mirror of OBJSEL SNES register
- 00000F (000001): Mirror of BGMODE SNES register
- 000011 (000001): Mirror of BG1SC SNES register
- 000012 (000001): Mirror of BG2SC SNES register
- 000013 (000001): Mirror of BG3SC SNES register
- 000014 (000001): Mirror of BG4SC SNES register
- 000015 (000001): Mirror of BG12NBA SNES register
- 000016 (000001): Mirror of BG34NBA SNES register
- 00001E (000001): Mirror of NMITIMEN SNES register
- 000030 (000001): CGRAM DMA Transfer Style (minus 8 for offset into table)
- 000065-00008C (000028) = Controller input memory
- 000091-000098 (000008) = VRAM DMA memory
- 0000A1-0000A4 (000004) = Temp VRAM DMA Data Block offsets
- 0000CA-0000CB (000002) = Sound Effect Queue offsets
Active Palettes
- 000200-00023F (000040) = Current text palette
- 000240-0002FF (0000C0) = Current map palette
- 000300-00039F (0000A0) = Sprite palettes
- 0003A0-0003BF (000020) = Current party palette
- 0003C0-0003DF (000020) = Current NPC palette (humans?)
- 0003E0-0003FF (000020) = Current NPC palette (nonhumans?)
Queued VRAM DMA Data
- 000400-0004FF (000100) = VRAM DMA Circular Queue
Miscellaneous
- 001AC2-001AC9 (000008) = Sound Effect Queue
- 001ACA (000001) = Sound Effect Queue high bit
Credits Sequence
- 001E60-001E6F (00000F) = Chosen four and pet's name stored for Credits parsing (Paula's mom, Paula's dad, Poo's Master).
Local Memory
- ???-001F00 = Direct Page memory
- ???-001FFF = Stack memory
Temp VRAM DMA Data
- 002000-0021FF (000200) = Temp VRAM DMA Data Block
Map Data
- 00436E-00436F (000002) = Currently-loaded map tileset number
- 004372-004373 (000002) = Currently-loaded map tileset index
- 004390-0043CF (000040) = Map Tile Buffer coordinates
- 0043D0-0043DB (00000C) = Map palette color averages
- 0043DC-00445B (000080) = Map tile animation data
- 00445C-004471 (000016) = Map palette animation data
Miscellaneous
- 005D62-005D63 (000002) = Current TPT entry
- 005D64-005D9F (00003C) = Unclassified data
- 005DA0-005DA1 (000002) = If nonzero, causes mushroomization walking-direction-jumbling.
Windows and text
- 008650-0088DF (000290) = Window statistics table
- 0088E0-0088E3 (000004) = Unclassified data
- 0088E4-008957 (000074) = Window existence table
- 008958-008958 (000001) = Current window with focus (what values does this use?)
- 008959-009642 (000CF0) = Unclassified data
- 009643-009644 (000002) = 0x00 outside of battle, 0x01 in battle (if nonzero, treat like 0x01)
- 009645-009645 (000001) = Locks button input during text parsing if 01 (used by 1F 50 and 1F 51)
- 009646-00964C (000007) = Unclassified data
- 00964D-00964D (000001) = 0x00 = Blinking triangle prompt, nonzero = Absence of this prompt
- 00964E-0096C4 (000077) = Unclassified data
- 0096C5-0097B7 (0000F2) = Text parser call stack
- 0097B8-0097B9 (000002) = Text parser stack pointer
- 0097BA-0097CA (000011) = Memory used by control code parser
Persistent Data (Copied to/from SRAM)
- 0097F5-009800 (00000C) = First twelve letters of player name with spaces (0x50) replaced with K (0x7B). Left over from translation - Tony would try-make the English version of your name in katakana or hirigana in Mother 2.
- 009801-009818 (000018) = Player name
- 009819-00981E (000006) = Pet's name
- 00981F-009824 (000006) = Favourite food
- 009825-009828 (000004) = "PSI "
- 009829-00982E (000006) = Favourite thing
- 00982F-009830 (000002) = " " and 0x00, used with favourite thing text stuff
- 009831-009834 (000004) = Money on hand
- 009835-009838 (000004) = Money in ATM
- 009839-009839 (000001) = Learned PSI
- 00983A-00983F (000006) = Unclassified data
- 009840-009840 (000001) = Status (00 = Normal, 01 = Burnt, 03 = Skip Sandwich)
- 009841-00984A (00000A) = Unclassified data
- 00984B-00986E (000024) = Escargo Express stored items
- 00986F-009876 (000008) = Unclassified data
- 009877-009878 (000002) = Party leader X coordinate
- 009879-00987A (000002) = Unclassified data
- 00987B-00987C (000002) = Party leader Y coordinate
- 00987D-00987E (000002) = Unclassified data
- 00987F-00987F (000001) = Direction Ness is facing
- 009880-009882 (000003) = Unclassified data
- 009883-009883 (000001) = Party movement style
- 009884-00988A (000007) = Unclassified data
- 00988B-009891 (000007) = Current party members
- 009892-009895 (000004) = Current player-controlled party members
- 009896-0098A2 (00000D) = Unclassified data
- 0098A3-0098A3 (000001) = Number of party members
- 0098A4-0098A4 (000001) = Number of player controlled party members
- 0098A5-0098B0 (00000C) = Unclassified data
- 0098B1-0098B1 (000001) = Auto Fight toggle (00 = Off, 01 = On)
- 0098B2-0098B5 (000004) = Exit Mouse coordinates, stored when 1F 68 is used
- 0098B6-0098B6 (000001) = Text speed (1 = Fast, 2 = Medium, 3 = Slow)
- 0098B7-0098B7 (000001) = Sound setting (1 = Stereo, 2 = Mono)
- 0098B8-0099CC (000115) = Unclassified data
- 0099CD-0099CD (000001) = Current window "flavor"
- 0099CE-009C07 (00023A) = Character stats table
- 009C08-009C88 (000080) = Flag value table
Miscellaneous
- 009C89-009E53 (0001cb) = Unclassified data
- 009E54-009E55 (000002) = Timer for Dad's phone calls
- 009F77-009F78 (000002) = SRAM Version (always
0493
) - 009F79-009F79 (000001) = Corrupted save slots (save slot bitflag)
- 00A21C-00A??? (000???) = Enemies in battle table
- 00AA10-00AA11 (000002) = Item-be received at the end of battle (High byte unused)
- 00B4A1-00B4A1 (000001) = Current selected save slot (1-3)
- 00B4EF-00B4F2 (000004) = Photographer Flags
- 00B549-00B549 (000001) = Sector boundary behavior
- 00B54A-00B7FF (0002b6) = Unclassified data
- 00B800-00BDFF (000600) = Decompressed map animation palettes
- 00C000-00DFFF (002000) = Decompressed map animation tile characters
Map Buffer
- 00F000-00F1FF (000200) = Map Tile Buffer
Bulk Data Buffers
- 010000-017FFF (008000) = Miscellaneous Bulk Temporary Storage
- 018000-01F7FF (0077ff) = Decompressed Tile Arrangement Data
- 01F800-01FF7F (000780) = Current Tileset Collision Data
Enemy in-battle data
- 7EA21C-7EA269 (00004e) = In Battle Enemy Entry (78 Addresses between each entry)
- 7EA21C-7EA21D (000002) = Enemy ID (includes the Enemy ID's attacks, does not update the enemy sprite nor their stats)
- 7EA21E-7EA21F (000002) = Unclassified data
- 7EA220-7EA220 (000001) = Enemy's Turn Action (The action number will be writen to this address before the enemy attacks)
- 7EA221-7EA226 (000006) = Unclassified data
- 7EA227-7EA227 (000001) = Unclassified data
- 7EA228-7EA228 (000001) = Enemy's Letter Number (Like "Enemy A" = 01 and "Enemy B" = 02)
- 7EA21E-7EA21F (000002) = Appearance? (00 = invisible, but can't attack and be attacked; 01 = visible and can attack/be attacked; 02+ = visible, can attack, and be targetable, but cannot be attacked)
- 7EA229-7EA229 (000001) = Has the enemy gotten a turn? (00 = false, 01 = true)
- 7EA22A-7EA22A (000001) = Same as 7EA228 in Battle appearance (Probably different in function, but can't be certain. As of right now, both addresses function the same)
- 7EA22B-7EA22B (000001) = Unclassified data
- 7EA22C-7EA22C (000001) = Row Placement(00 = Front Row, 01 = Back Row, 02+ = More Rows but does not show the enemy sprite, however it can be targeted)
- 7EA22D-7EA22F (000003) = Enemy HP (Both has to have the same number or it's get corrected to their default value[probably...])
- 7EA22E-7EA230 (000003) = Unclassified data (Going to assume that those are the PP values of the enemy, but can't be certain)
- 7EA231-7EA231 (000001) = Enemy's Max HP (?)
- 7EA232-7EA232 (000001) = Unknown (similar to 7EA22E and 7EA230)
- 7EA233-7EA238 (000006) = Unclassified data
- 7EA239-7EA239 (000001) = Enemy Status Condition (00 = normal, 01 = Death, 02 = Diamonized, 03 = Numb, 04 = Nausia, 05 = Poison, 06 = Heat Stroke, 07 = Cold, 08 = Mushroomized, 09 = Li'l Ghost, 0A+ = normal)
- 7EA23A-7EA241 (000008) = Unclassified data
- 7EA242-7EA243 (000002) = Enemy 1's Offense Stat
- 7EA244-7EA245 (000002) = Enemy 1's Defense Stat
- 7EA246-7EA247 (000002) = Enemy 1's Speed Stat
- 7EA248-7EA249 (000002) = Enemy 1's Guts Stat
- 7EA24A-7EA24B (000002) = Enemy 1's Luck Stat
- 7EA24C-7EA261 (000016) = Unclassified data
- 7EA262-7EA263 (000002) = Turn Priority (Highest number goes first, then next highest number. Speed Stat affects this.)
- 7EA264-7EA264 (000001) = Blinking Counter (Blinks transparent. For example: When an enemy takes damage)
- 7EA265-7EA265 (000001) = Blinking Counter (How long does the blinking last. Enemy's Turn: Blinks White, Player's Turn: Blinks Black)
- 7EA266-7EA266 (000001) = Blinking Target Indicator (But does not choose the actual target though. 00 = No blink but dark shade, 01 = Normal blinking)
- 7EA267-7EA267 (000001) = Darkens or Grays the Enemy Sprite (00 = Normal, 01+ = Dark shade if Player is deciding actions, Gray during battle interaction)
- 7EA268-7EA269 (000002) = "the" flag (If this number is not the same as the Enemy ID of the enemy being targeted, then "the" will be displayed with the Enemy's Name)
Internal Data for EarthBound
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