Final Fantasy III (NES)/RAM map

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< Final Fantasy III (NES)
Revision as of 08:47, 21 October 2014 by Alphamule (talk | contribs) (→‎WRAM: Added some more info and corrected an address)
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Chip tiny.png The following article is a RAM map for Final Fantasy III (NES).

SRAM

File Structure (0x2000 = 8192 bytes)

	Offset | Len  | Description
	_______|______|____________
	0x0000 | 1024 | Last Save
	0x0400 | 1024 | Slot #1
	0x0800 | 1024 | Slot #2
	0x0C00 | 1024 | Slot #3

Save Slot Structure (0x400 = 1024 bytes)

	Offset | Len | Description
	_______|_____|______________________
	0x0000 |   1 | Any Airship Visible
	0x0001 |   1 | Airship X
	0x0002 |   1 | Airship Y
	0x0004 |   1 | Big Airship Visible
	0x0005 |   1 | Big Airship X
	0x0006 |   1 | Big Airship Y
	0x0008 |   1 | Map ID
	0x0009 |   1 | Player X
	0x000A |   1 | Player Y
	0x000B |   1 | Following
	0x000E |   1 | Player Icon
	0x000F |   1 | Player Vehicle
	0x0014 |   1 | Save Count
	0x001A |   1 | Checksum
	0x001B |   1 | CP (Change Points)
	0x001C |   3 | Gold
	0x0021 |   1 | Crystal Level (Max: 0x1F)
	0x00C0 |  32 | Inventory IDs
	0x00E0 |  32 | Inventory Count
	0x0100 | 256 | Characters A x 4
	0x0200 | 256 | Characters B x 4

Character Structure A (0x40 = 64 bytes)

	Offset | Len | Description
	_______|_____|_____________________
	0x0000 |   1 | Job ID
	0x0001 |   1 | Level (Starts at 0)
	0x0002 |   1 | Status
	0x0003 |   3 | Experience
	0x0006 |   6 | Name
	0x000C |   2 | Current HP
	0x000E |   2 | Maximum HP
	0x0010 |   1 | Current Job Level
	0x0011 |   1 | Current Job Experience
	0x0012 |   5 | Stats w/o Equip
	0x0017 |   5 | Stats with Equip
	0x001E |   1 | Magic Evade %
	0x001F |   1 | Magic Defense
	0x0021 |   1 | Attack Roll
	0x0022 |   1 | Hit %
	0x0023 |   1 | Attack Power
	0x0026 |   1 | Bonus Attack Roll
	0x0027 |   1 | Hit % Modifier
	0x0028 |   1 | Bonus Attack Power
	0x002B |   1 | Guard Roll
	0x002C |   1 | Evade %
	0x002D |   1 | Guard Power
	0x0030 |  16 | Curr/Max MP x 8

Character Structure B (0x40 = 64 bytes)

	Offset | Len | Description
	_______|_____|_____________________
	0x0000 |   1 | Equip: Head
	0x0001 |   1 | Equip: Body
	0x0002 |   1 | Equip: Arms
	0x0003 |   1 | Equip: Right
	0x0004 |   1 | Equip: Left
	0x0007 |   8 | Equip: Magic
	0x000F |   1 | Row (2: Front, 3: Back)
	0x0010 |  44 | Job Level, Experience x 22

WRAM

Zero Page Variables

	Offset | Len | Description
	_______|_____|_____________________
	0029   |   1 | Horizontal position (Non-overworld) in area
	002A   |   1 | Vertical position (Non-overworld) in area (needs more details/incomplete)
	0033   |  4b | Direction character walks/faces (Non-overworld) 01=Right 02=Left 04=Down 08=Up
	0068   |   1 | Horizontal position that NPCs think you're at (They can walk through you if you change this)
	00F5   |   1 | Unknown but related to 0029 and 0068