======Internal ROM======
These addresses sourced from [[http://datacrystal.romhacking.net/wiki/Metroid_Zero_Mission:ROM_map|here.]]
^Address ^Description ^
|0x340AD4          | Beginning of room header data                            |
|0x75FAE4          | Pointer to the scrolling for the first room in the game  |
|0x33E608          | Beginning of the door data for the first room in the game|
|0x345AB6          | Block attributes (which weapon breaks which blocks)      |
|0x75FAA8          | Pointer to door data for the first room in the game      |
|0x2CCA88          | Properties related to Skree|
|0x2B0EAB          | Start of enemy data|
|0x3654D8          | Block properties clipping|
|0x3655A0          | Special Blocks TSA|
|0x3601D0          | Start of door state data(when a door destination is replaced upon a certain event, used when big changes to a room will be made)|
|0x3459C4          | tank quantities for missile, supers, power bombs and energy tanks. Each has 3 entries for the 3 difficulty levels|
|0x7D80A0 - 0x7F7733 | NES Metroid data|

=====Graphics & Palettes=====
Most of these addresses sourced from [[http://labk.org/mage/technical.html|here.]]
^Address ^Description ^
|0x231C00        | Start of Samus Graphics (there's a lot and it's messy)   |
|0x2376A8        | Samus Palette                                            |
|0x32BAC8        | Generic Sprite Graphics                                  |
|0x32BA08        | Generic Sprite Palette                                   |
|0x40E0C4        | Minimap Graphics                                         |
|0x411360        | Minimap Palette                                          |
|0x5D940C        | Generic BG Graphics                                      |
|0x5DFE20        | Generic BG Palette                                       |
|0x75EBF8        | Sprite Graphics (Compressed)                             |
|0x75EEF0        | Sprite Palettes                                          |