Dragon Warrior/RAM map

The following article is a RAM map for Dragon Warrior.

RAM	Function	Details
0x003A	Player X Position	X position on current map. Map not redrawn on direct change.
0x003B	Player Y Position	Y position on current map.
0x0047	Button(s) pressed	Uses binary processing. Here are the values: Value Button Value Button *1 A 1* Up *2 B 2* Down *4 Select 4* Left *8 Start 8* Right
0x0090-91	Player X Position (Sprite)	Increments of 0x10 for major position. Relates to NPCs. Should match with 0x003A to ensure NPCs are in correct location on the map.
0x0092-93	Player Y Position (Sprite)	Increments of 0x10 for major position. Relates to NPCs. Should match with 0x003B to ensure NPCs are in correct location on the map.
0x00BA-BB	Experience	Raw experience amount. Level and other stats are generated from this value (eventually reverting changes wihtin 0x00C5-CD)
0x00BF	Magic Keys	Set $00-$0A for that amount of keys. $0A will not show a number. $0B=1, $0C=2, etc.
0x00C0	Amount of Herbs
0x00C1-0x00C4	Items	Each nybble represents an item for a total of 8 items (not counting Magic Keys) in your inventory: Value Item Value Item 0 Nothing 8 Gwaelin's Love 1 Torch 9 Cursed Belt 2 Fairy Water A Silver Harp 3 Wings B Death Necklace 4 Dragon's Scale C Stones of Sunlight 5 Fairy Flute D Staff of Rain 6 Fighter's Ring E Rainbow Drop 7 Erdrick's Token F Herb
0x00C5	Player HP
0x00C6	Player MP
0x00C7	Player LV
0x00C8	Player Strength
0x00C9	Player Agility
0x00CA	Player Max HP
0x00CB	Player Max MP
0x00CC	Player Attack Power
0x00CD	Player Defense Power
0x00CE	Spells	Uses binary processing. Here are the values: Value Spell Value Spell *1 Heal 1* Stopspell *2 Hurt 2* Outside *4 Sleep 4* Return *8 Radiant 8* Repel
0x00CF	More Spells	The first two bits are used for spells, the latter 6 bits are unused/unknown: Value Spell *1 Healmore *2 Hurtmore
0x00d0	Light radius	Used to determine vision within dungons. Valid values are 01, 03, 05, 07. Can be set to 16, but values that high don't necessarily update the screen outside the centered 7x7 grid.
0x00da	Light timer	Set by Radiant spell and counts down. When it reaches 0, light radius is decreased.
0x00e6	Music Track 1 position
0x00ea	Music Track 2 position
0x00f4	Music delay timer (drum/track 1)	Timers for two independent music sources. If set to 00, that track is paused.
0x00f8	Music delay timer (flute/track 2)

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