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Dragon Quest III (SNES)/RAM map: Difference between revisions
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{{rammap | {{rammap}} | ||
==Main== | ==Main== | ||
{| class="wikitable sortable" | |||
|- | |||
! Category !! Address !! Size !! Description | |||
|- | |||
| Stats || $7e3696 || long || ???? Current amount of Gold | |||
|- | |||
| Bag || $7e3725-$7e3824 || 256 bytes || ???? Each byte is which item is in bag slot, 0 means empty, game uses values $01-$e4 | |||
|- | |||
| Bag || $7e3825-$7e3924 || 256 bytes || ???? Each byte is amount of the item in the bag slot, game allows up to 99 | |||
|- | |||
| Stats || $7e3925 || byte || ???? Top 7 bits are Hero's level, bottom bit unknown | |||
|- | |||
| Stats || $7e3926-$7e3928 || long || ???? Hero's XP | |||
|- | |||
| Stats || $7e3929-$7e392a || word || ???? Hero's max HP | |||
|- | |||
| Stats || $7e392b-$7e392c || word || ???? Hero's current HP | |||
|- | |||
| Stats || $7e392d-$7e392e || word || ???? Hero's max MP | |||
|- | |||
| Stats || $7e392f-$7e3930 || word || ???? Hero's current MP | |||
|- | |||
| Stats || $7e3931 || byte || ???? Hero's strength | |||
|- | |||
| Stats || $7e3932 || byte || ???? Hero's agility | |||
|- | |||
| Stats || $7e3933 || byte || ???? Hero's stamina | |||
|- | |||
| Stats || $7e3934 || byte || ???? Hero's wisdom | |||
|- | |||
| Stats || $7e3935 || byte || ???? Hero's luck | |||
|- | |||
| Stats || $7e393b-$7e393f || 5 bytes || ????️ Hero's name, 4 characters max followed by $ac (end of string) | |||
|- | |||
| Bag || $7e3953 || byte || ???? Hero's bag: Number of items equipped, equipped items are moved to the top of the bag so only the amount is needed to be saved | |||
|- | |||
| Bag || $7e3954 || byte || ???? Hero's bag: Number of items carried, max is $0c | |||
|- | |||
| Bag || $7e3955-$7e3960 || 12 bytes || ???? Hero's bag: Each byte is which item is in the slot | |||
|- | |||
| Joypad || $7e7ff8 || word || ???? Joypad Buttons - registers $4218 and $4219 are read and stored here | |||
|} | |||
==VBLANK State Machine== | ==VBLANK State Machine== | ||
| Line 9: | Line 52: | ||
! Category !! Address !! Size !! Description | ! Category !! Address !! Size !! Description | ||
|- | |- | ||
| Graphics Settings || $7e7f8a || byte || $2101 - OAM object size and object base | | Graphics Settings || $7e7f8a || byte || $2101 - ????️ OAM object size and object base | ||
|- | |- | ||
| Graphics Settings || $7e7f8c || byte || $2105 - BG mode and BG character size | | Graphics Settings || $7e7f8c || byte || $2105 - ????️ BG mode and BG character size | ||
|- | |- | ||
| Graphics Settings || $7e7f8e || byte || $2106 - Mosaic size and mosaic enable | | Graphics Settings || $7e7f8e || byte || $2106 - ????️ Mosaic size and mosaic enable | ||
|- | |- | ||
| Graphics Settings || $7e7f90 || byte || $2107 - BG 1 screen base and screen size | | Graphics Settings || $7e7f90 || byte || $2107 - ????️ BG 1 screen base and screen size | ||
|- | |- | ||
| Graphics Settings || $7e7f92 || byte || $2108 - BG 2 screen base and screen size | | Graphics Settings || $7e7f92 || byte || $2108 - ????️ BG 2 screen base and screen size | ||
|- | |- | ||
| Graphics Settings || $7e7f94 || byte || $2109 - BG 3 screen base and screen size | | Graphics Settings || $7e7f94 || byte || $2109 - ????️ BG 3 screen base and screen size | ||
|- | |- | ||
| Graphics Settings || $7e7f96 || byte || $210a - BG 4 screen base and screen size | | Graphics Settings || $7e7f96 || byte || $210a - ????️ BG 4 screen base and screen size | ||
|- | |- | ||
| Graphics Settings || $7e7f98 || byte || $210b - BG 1 & 2 tile base addresses | | Graphics Settings || $7e7f98 || byte || $210b - ????️ BG 1 & 2 tile base addresses | ||
|- | |- | ||
| Graphics Settings || $7e7f9a || byte || $210c - BG 3 & 4 tile base addresses | | Graphics Settings || $7e7f9a || byte || $210c - ????️ BG 3 & 4 tile base addresses | ||
|- | |- | ||
| Graphics Settings || $7e7fba || byte || $2123 - Window mask setting, BG 1 & 2 | | Graphics Settings || $7e7fba || byte || $2123 - ????️ Window mask setting, BG 1 & 2 | ||
|- | |- | ||
| Graphics Settings || $7e7fbc || byte || $2124 - Window mask setting, BG 3 & 4 | | Graphics Settings || $7e7fbc || byte || $2124 - ????️ Window mask setting, BG 3 & 4 | ||
|- | |- | ||
| Graphics Settings || $7e7fbe || byte || $2125 - Window mask setting, OBJ | | Graphics Settings || $7e7fbe || byte || $2125 - ????️ Window mask setting, OBJ | ||
|- | |- | ||
| Graphics Settings || $7e7fc0 || byte || $2126 - Window 1 left position | | Graphics Settings || $7e7fc0 || byte || $2126 - ????️ Window 1 left position | ||
|- | |- | ||
| Graphics Settings || $7e7fc1 || byte || $2127 - Window 1 right position | | Graphics Settings || $7e7fc1 || byte || $2127 - ????️ Window 1 right position | ||
|- | |- | ||
| Graphics Settings || $7e7fc2 || byte || $2128 - Window 2 left position | | Graphics Settings || $7e7fc2 || byte || $2128 - ????️ Window 2 left position | ||
|- | |- | ||
| Graphics Settings || $7e7fc3 || byte || $2129 - Window 2 right position | | Graphics Settings || $7e7fc3 || byte || $2129 - ????️ Window 2 right position | ||
|- | |- | ||
| Graphics Settings || $7e7fc4 || byte || $212a - Window 1/2 mask logic, BG 1-4 | | Graphics Settings || $7e7fc4 || byte || $212a - ????️ Window 1/2 mask logic, BG 1-4 | ||
|- | |- | ||
| Graphics Settings || $7e7fc6 || byte || $212b - Window 1/2 mask logic, MATH and OBJ | | Graphics Settings || $7e7fc6 || byte || $212b - ????️ Window 1/2 mask logic, MATH and OBJ | ||
|- | |- | ||
| Graphics Settings || $7e7fc8 || byte || $212c - Main screen designation | | Graphics Settings || $7e7fc8 || byte || $212c - ????️ Main screen designation | ||
|- | |- | ||
| Graphics Settings || $7e7fca || byte || $212d - Sub screen designation | | Graphics Settings || $7e7fca || byte || $212d - ????️ Sub screen designation | ||
|- | |- | ||
| Graphics Settings || $7e7fcc || byte || $212e - Window area main screen disable | | Graphics Settings || $7e7fcc || byte || $212e - ????️ Window area main screen disable | ||
|- | |- | ||
| Graphics Settings || $7e7fce || byte || $212f - Window area sub screen disable | | Graphics Settings || $7e7fce || byte || $212f - ????️ Window area sub screen disable | ||
|- | |- | ||
| Graphics Settings || $7e7fd0 || byte || $2130 - Color math control A | | Graphics Settings || $7e7fd0 || byte || $2130 - ???? Color math control A | ||
|- | |- | ||
| Graphics Settings || $7e7fd2 || byte || $2131 - Color math control B | | Graphics Settings || $7e7fd2 || byte || $2131 - ???? Color math control B | ||
|- | |- | ||
| Graphics Settings || $7e7fd4 || word || $2132 - Color math sub screen backdrop color, RGB intensities stored as 0bbbbbgggggrrrrr | | Graphics Settings || $7e7fd4 || word || $2132 - ???? Color math sub screen backdrop color, RGB intensities stored as 0bbbbbgggggrrrrr | ||
|- | |- | ||
| Graphics Settings || $7e7fda || byte || $2133 - Screen mode/video select | | Graphics Settings || $7e7fda || byte || $2133 - ????️ Screen mode/video select | ||
|- | |- | ||
| Graphics Loading || $7e8bae - $7e8dad || $100 words || $4302 - DMA source addresses | | Graphics Loading || $7e8bae - $7e8dad || $100 words || $4302 - ↔️ DMA source addresses | ||
|- | |- | ||
| Graphics Loading || $7e8dae - $7e8fad || $100 words but only uses low byte || $4304 - DMA source address banks | | Graphics Loading || $7e8dae - $7e8fad || $100 words but only uses low byte || $4304 - ↔️ DMA source address banks | ||
|- | |- | ||
| Graphics Loading || $7e8fae - $7e91ad || $100 words || $2116 - VRAM destination addresses | | Graphics Loading || $7e8fae - $7e91ad || $100 words || $2116 - ↔️ VRAM destination addresses | ||
|- | |- | ||
| Graphics Loading || $7e91ae - $7e93ad || $100 words || $4305 - DMA transfer sizes | | Graphics Loading || $7e91ae - $7e93ad || $100 words || $4305 - ↔️ DMA transfer sizes | ||
|- | |- | ||
| Graphics Loading || $7e93ae || byte || Number of DMA transfers to perform (indexes the preceding arrays) | | Graphics Loading || $7e93ae || byte || ↔️ Number of DMA transfers to perform (indexes the preceding arrays) | ||
|- | |- | ||
| Graphics Loading || $ | | Graphics Loading || $7faeea - $7fb0e9 || $100 words || ↔️ Tile indexes, which tiles to copy, used to fill the DMA copy scheduler data in $7e8bae - $7e93ae | ||
|} | |} | ||
{{Internal Data}} | |||
Latest revision as of 04:55, 18 April 2024
The following article is a RAM map for Dragon Quest III (SNES).
Main
| Category | Address | Size | Description |
|---|---|---|---|
| Stats | $7e3696 | long | ???? Current amount of Gold |
| Bag | $7e3725-$7e3824 | 256 bytes | ???? Each byte is which item is in bag slot, 0 means empty, game uses values $01-$e4 |
| Bag | $7e3825-$7e3924 | 256 bytes | ???? Each byte is amount of the item in the bag slot, game allows up to 99 |
| Stats | $7e3925 | byte | ???? Top 7 bits are Hero's level, bottom bit unknown |
| Stats | $7e3926-$7e3928 | long | ???? Hero's XP |
| Stats | $7e3929-$7e392a | word | ???? Hero's max HP |
| Stats | $7e392b-$7e392c | word | ???? Hero's current HP |
| Stats | $7e392d-$7e392e | word | ???? Hero's max MP |
| Stats | $7e392f-$7e3930 | word | ???? Hero's current MP |
| Stats | $7e3931 | byte | ???? Hero's strength |
| Stats | $7e3932 | byte | ???? Hero's agility |
| Stats | $7e3933 | byte | ???? Hero's stamina |
| Stats | $7e3934 | byte | ???? Hero's wisdom |
| Stats | $7e3935 | byte | ???? Hero's luck |
| Stats | $7e393b-$7e393f | 5 bytes | ????️ Hero's name, 4 characters max followed by $ac (end of string) |
| Bag | $7e3953 | byte | ???? Hero's bag: Number of items equipped, equipped items are moved to the top of the bag so only the amount is needed to be saved |
| Bag | $7e3954 | byte | ???? Hero's bag: Number of items carried, max is $0c |
| Bag | $7e3955-$7e3960 | 12 bytes | ???? Hero's bag: Each byte is which item is in the slot |
| Joypad | $7e7ff8 | word | ???? Joypad Buttons - registers $4218 and $4219 are read and stored here |
VBLANK State Machine
The whole graphics state is set every VBLANK interrupt. This is also where VRAM DMA transfers are scheduled.
| Category | Address | Size | Description |
|---|---|---|---|
| Graphics Settings | $7e7f8a | byte | $2101 - ????️ OAM object size and object base |
| Graphics Settings | $7e7f8c | byte | $2105 - ????️ BG mode and BG character size |
| Graphics Settings | $7e7f8e | byte | $2106 - ????️ Mosaic size and mosaic enable |
| Graphics Settings | $7e7f90 | byte | $2107 - ????️ BG 1 screen base and screen size |
| Graphics Settings | $7e7f92 | byte | $2108 - ????️ BG 2 screen base and screen size |
| Graphics Settings | $7e7f94 | byte | $2109 - ????️ BG 3 screen base and screen size |
| Graphics Settings | $7e7f96 | byte | $210a - ????️ BG 4 screen base and screen size |
| Graphics Settings | $7e7f98 | byte | $210b - ????️ BG 1 & 2 tile base addresses |
| Graphics Settings | $7e7f9a | byte | $210c - ????️ BG 3 & 4 tile base addresses |
| Graphics Settings | $7e7fba | byte | $2123 - ????️ Window mask setting, BG 1 & 2 |
| Graphics Settings | $7e7fbc | byte | $2124 - ????️ Window mask setting, BG 3 & 4 |
| Graphics Settings | $7e7fbe | byte | $2125 - ????️ Window mask setting, OBJ |
| Graphics Settings | $7e7fc0 | byte | $2126 - ????️ Window 1 left position |
| Graphics Settings | $7e7fc1 | byte | $2127 - ????️ Window 1 right position |
| Graphics Settings | $7e7fc2 | byte | $2128 - ????️ Window 2 left position |
| Graphics Settings | $7e7fc3 | byte | $2129 - ????️ Window 2 right position |
| Graphics Settings | $7e7fc4 | byte | $212a - ????️ Window 1/2 mask logic, BG 1-4 |
| Graphics Settings | $7e7fc6 | byte | $212b - ????️ Window 1/2 mask logic, MATH and OBJ |
| Graphics Settings | $7e7fc8 | byte | $212c - ????️ Main screen designation |
| Graphics Settings | $7e7fca | byte | $212d - ????️ Sub screen designation |
| Graphics Settings | $7e7fcc | byte | $212e - ????️ Window area main screen disable |
| Graphics Settings | $7e7fce | byte | $212f - ????️ Window area sub screen disable |
| Graphics Settings | $7e7fd0 | byte | $2130 - ???? Color math control A |
| Graphics Settings | $7e7fd2 | byte | $2131 - ???? Color math control B |
| Graphics Settings | $7e7fd4 | word | $2132 - ???? Color math sub screen backdrop color, RGB intensities stored as 0bbbbbgggggrrrrr |
| Graphics Settings | $7e7fda | byte | $2133 - ????️ Screen mode/video select |
| Graphics Loading | $7e8bae - $7e8dad | $100 words | $4302 - ↔️ DMA source addresses |
| Graphics Loading | $7e8dae - $7e8fad | $100 words but only uses low byte | $4304 - ↔️ DMA source address banks |
| Graphics Loading | $7e8fae - $7e91ad | $100 words | $2116 - ↔️ VRAM destination addresses |
| Graphics Loading | $7e91ae - $7e93ad | $100 words | $4305 - ↔️ DMA transfer sizes |
| Graphics Loading | $7e93ae | byte | ↔️ Number of DMA transfers to perform (indexes the preceding arrays) |
| Graphics Loading | $7faeea - $7fb0e9 | $100 words | ↔️ Tile indexes, which tiles to copy, used to fill the DMA copy scheduler data in $7e8bae - $7e93ae |
Internal Data for Dragon Quest III (SNES)
| |
|---|---|