Underwurlde: Memory map

Page	Byte	Address	Description
64	0	4000	Loading screen
96	0	6000	Room Visit Table
103	242	67F2	Game Entry Point
104	0	6800	Room Decoration Table
112	0	7000	World Map
118	128	7680	Start Game Selection
118	135	7687	Special Room Pictures
134	103	8667	Sprite: Torch The pixel data follows, one row at a time, with the bottom row first. The sprites are drawn using XOR, so they have no mask. Sprite ids are looked up in Sprite_Address_Table.
134	185	86B9	Sprite: Flower Bowl
135	27	871B	Sprite: Hanging Bowl
135	101	8765	Sprite: Bookshelf
135	247	87F7	Sprite: Sparkle
136	59	883B	Sprite: Tapestry
136	157	889D	Sprite: Clock
137	59	893B	Sprite: Bird
137	157	899D	Sprite: Sideboard
139	79	8B4F	Sprite: Table
140	105	8C69	Sprite: Picture
141	141	8D8D	Sprite: Menu Joystick
141	235	8DEB	Sprite: Menu Cursor
142	61	8E3D	Sprite: Menu Keyboard
142	127	8E7F	Sprite: Menu Interface
142	213	8ED5	Game Options
142	214	8ED6	Game Timer
142	216	8ED8	Unused
142	218	8EDA	Lives
142	219	8EDB	Saved Position
142	223	8EDF	Last Frame
142	225	8EE1	Previous Sprite Id
142	226	8EE2	Old Sprite Row Count
142	227	8EE3	New Sprite Row Count
142	228	8EE4	Previous X Position
142	229	8EE5	Previous Y Position
142	230	8EE6	New Sprite Width
142	231	8EE7	New Sprite Height
142	232	8EE8	Menu Item Attribute
142	233	8EE9	Action Key Held Flag
142	234	8EEA	New Action Key Press Flag
142	235	8EEB	Weapon Slots
142	238	8EEE	Gem Timer
142	239	8EEF	Depth
142	240	8EF0	Room Redrawn Flag
142	241	8EF1	Type 5C Active Flag
142	242	8EF2	Previous Type 5C Active Flag
142	243	8EF3	Score
142	246	8EF6	Sound Counter
142	247	8EF7	Menu Icons Drawn
142	248	8EF8	Completion Percentage
142	249	8EF9	Creature Spawn Flag
142	250	8EFA	Object Records
144	42	902A	Small Object Records
144	82	9052	Select Game Options
144	198	90C6	Highlight Selected Option
144	214	90D6	Unused
144	217	90D9	Clear Flash Attribute
144	221	90DD	Unused
144	224	90E0	Set Flash Attribute
144	228	90E4	Game Selection Menu
145	25	9119	Game Select Attribute Table
145	31	911F	Game Select Y Position Table
145	37	9125	Messaging: Game Selection Screen Text
145	116	9174	Messaging: Copyright
145	149	9195	Messaging: Game Selection Title Text
145	176	91B0	Write Menu Line
145	192	91C0	Run Game
146	26	921A	Object Handler Table
147	50	9332	Sprite Address Table
148	84	9454	Pause Briefly
148	89	9459	Finish Object Pass
149	99	9563	Clear Workspace
149	105	9569	Fill Memory
149	115	9573	Clear Attributes
149	125	957D	Clear Screen
149	136	9588	Reset World Map
149	163	95A3	Draw Menu Icons
149	216	95D8	Menu Icon Record
149	222	95DE	Show Game Over
149	243	95F3	Wait For Key
150	9	9609	Messaging: Game Over Text
150	19	9613	Build Shift Table
150	42	962A	Draw Entity
150	54	9636	Remove Entity
150	67	9643	Get Sprite "A"
150	70	9646	Fetch Sprite
150	82	9652	Fetch Actor Sprite
150	87	9657	Prepare Draw 2/ 3 Byte Sprite
150	137	9689	Prepare Draw 2 Byte Sprite
150	203	96CB	Update Object Sprite
150	247	96F7	Display Entity
151	25	9719	Display Entity Moved Down
151	40	9728	XOR Sprite Loop
151	91	975B	Draw Old Entity Row
151	225	97E1	Draw New Entity Row
152	103	9867	Colour Entity
152	136	9888	Colour Rows
152	159	989F	Store Entity
152	178	98B2	Find World Map Address
152	204	98CC	Read World Map
152	213	98D5	Move Down Row
152	223	98DF	Print Character
153	6	9906	Draw Room
153	143	998F	Flag Objects For Redraw
153	157	999D	Flag Small Objects For Redraw
153	171	99AB	Clear Play Area
153	210	99D2	Clear Panel
153	245	99F5	Draw Ceiling
154	51	9A33	Ceiling Tile Table
154	83	9A53	Draw Top Right Corner
154	150	9A96	Top Right Corner Table
154	182	9AB6	Draw Right Wall
154	240	9AF0	Left Wall Tile Table
154	248	9AF8	Draw Bottom Right Corner
155	24	9B18	Bottom Right Corner Table
155	56	9B38	Draw Floor
155	68	9B44	Floor Tile Table
155	100	9B64	Draw Bottom Left Corner
155	132	9B84	Bottom Left Corner Table
155	164	9BA4	Draw Left Wall
155	176	9BB0	Right Wall Tile Table
155	184	9BB8	Draw Top Left Corner
155	216	9BD8	Top Left Corner Table
155	248	9BF8	Draw Tile
156	16	9C10	Set Area Attributes
156	43	9C2B	Screen Address One Pixel Below
156	60	9C3C	Print Colour String
156	98	9C62	Reset Room Table
156	112	9C70	Draw Ceiling Picture
156	167	9CA7	Draw Floor Picture
156	177	9CB1	Draw Left Wall Picture
156	232	9CE8	Draw Right Wall Picture
156	242	9CF2	Draw Top Left Corner Picture
157	25	9D19	Draw Top Right Corner Picture
157	30	9D1E	Draw Bottom Left Corner Picture
157	35	9D23	Draw Bottom Right Corner Picture
157	40	9D28	Draw Special Room Parts
157	160	9DA0	Draw Special Room Frame
157	214	9DD6	Special Room Frame Tables
158	22	9E16	Print Status Panel
158	74	9E4A	Print Score Label
158	88	9E58	Print Depth
158	147	9E93	Status Panel Data
158	160	9EA0	Show Ending Screen
159	7	9F07	Messaging: Ending Text
159	163	9FA3	Print Completion Percentage
160	33	A021	Draw Lives
160	61	A03D	Extra Life Icon Record
160	69	A045	Add Points To Score
160	104	A068	Sounds: Click
160	125	A07D	Play Low Tone
160	130	A082	Unused
160	135	A087	Play Alternating Tone
160	157	A09D	Unused
160	162	A0A2	Unused
160	172	A0AC	Sound Effect
160	192	A0C0	Unused
160	197	A0C5	Sound Effect Next Note
160	216	A0D8	Unused
160	228	A0E4	Sounds: Sword
160	245	A0F5	Play Position Sound
161	7	A107	Sounds: Weapon Pop
161	34	A122	Unused
161	49	A131	Sounds: Door
161	72	A148	Unused
161	78	A14E	Unused
161	99	A163	Unused Tone Table
161	115	A173	Sounds: Bounce
161	129	A181	Sprite: Star
161	163	A1A3	Sprite: Extra Life
161	181	A1B5	Sprite: Imp
162	103	A267	Sprite: Bat
163	22	A316	Handle Sabreman On Rope
163	221	A3DD	Reset Sabreman
163	233	A3E9	Handle Stalactite Hit
164	6	A406	Start Tumbling
164	51	A433	Handle Sabreman Walking
165	241	A5F1	Handle Sabreman Jumping
166	120	A678	Handle Falling At Right Edge
166	166	A6A6	Handle Sabreman Falling
168	239	A8EF	Handle Tumbling At Right Edge
169	37	A925	Handle Sabreman Tumbling
170	60	AA3C	Sabreman Template
170	76	AA4C	Handle Rope
170	147	AA93	Line Step Count
170	148	AA94	Line Direction Flags
170	149	AA95	Rope End Position
170	151	AA97	Previous Rope End Position
170	153	AA99	Unused
170	160	AAA0	Main Line Fraction
170	161	AAA1	Shadow Line Fraction
170	162	AAA2	Rope Velocity
170	163	AAA3	Rope Displacement
170	165	AAA5	Rope Length
170	167	AAA7	Rope Anchor Position
170	169	AAA9	Previous Rope Anchor Position
170	171	AAAB	Fire Key Flag
170	172	AAAC	Room Flags
170	173	AAAD	Skip Rope Push
170	176	AAB0	Update Rope
170	244	AAF4	Lower Rope
171	48	AB30	Raise Rope
171	84	AB54	Draw Rope
171	110	AB6E	Push Rope Right
171	115	AB73	Push Rope Left
171	120	AB78	Position Rope End
171	229	ABE5	Move Rope
172	104	AC68	Multiply A By DE
172	117	AC75	Divide
172	154	AC9A	Plot Pixel
172	171	ACAB	Set Up Line
173	2	AD02	Draw Line
173	176	ADB0	Draw Line Step
173	214	ADD6	Negate HL
173	224	ADE0	Calculate Attribute Address
173	248	ADF8	Calculate Screen Address
174	23	AE17	Read Controls
174	86	AE56	Calculate Square Root
174	113	AE71	Screen Address One Pixel Above
174	129	AE81	Set Up Rope
174	185	AEB9	Handle Plant
175	63	AF3F	Handle Static Object
175	86	AF56	Set Up Room Objects
175	218	AFDA	Spawn Flying Creature
176	121	B079	Handle Flying Creature
178	202	B2CA	Unused
178	207	B2CF	Move Creature Horizontally
179	88	B358	Move Creature Vertically
179	212	B3D4	Destroy Flying Creature
179	216	B3D8	Handle Jellyfish
180	31	B41F	Animate Jellyfish
180	62	B43E	Check Decoration Contact
180	106	B46A	Check Object Contact
180	205	B4CD	Adjust Throw Facing
180	209	B4D1	Throw Weapon
181	122	B57A	Handle Thrown Weapon
181	140	B58C	Move Thrown Weapon
182	211	B6D3	Remove Thrown Weapon
182	227	B6E3	Remove Unseen Weapon
182	232	B6E8	Check Weapon Hit
182	244	B6F4	Check Weapon Record Hit
183	44	B72C	Start Being Carried
183	63	B73F	Choose Eagle Target
183	83	B753	Weapon Projectile Types
183	87	B757	Room Object X Positions
183	107	B76B	Rock Templates
183	171	B7AB	Spikes Templates
183	203	B7CB	Stalactite Templates
184	27	B81B	Cave Frame Pictures
195	219	C3DB	Sprite: Blank
195	221	C3DD	Sprite: Sabreman Walking
196	103	C467	Sprite: Sabreman Jumping
196	197	C4C5	Sprite: Sabreman Falling
196	247	C4F7	Sprite: Sabreman Swimming
197	141	C58D	Sprite: Sabreman Walking
198	23	C617	Sprite: Sabreman Jumping
198	117	C675	Sprite: Sabreman Falling
198	167	C6A7	Sprite: Sabreman Swimming
199	61	C73D	Sprite: Sabreman Tumbling
199	249	C7F9	Cave Corner Pictures
204	137	CC89	Sprite: Mushroom
205	68	CD44	Sprite: Pod
205	255	CDFF	Sprite: Flytrap
206	180	CEB4	Sprite: Bellflower
207	120	CF78	Sprite: Weed
208	63	D03F	Sprite: Rock
209	109	D16D	Unreferenced Data
209	141	D18D	Sprite: Orb
209	237	D1ED	Sprite: Eagle
210	235	D2EB	Sprite: Gargoyle
211	219	D3DB	Sprite: Jellyfish
212	185	D4B9	Sprite: Spider
213	151	D597	Sprite: Vulture
214	155	D69B	Sprite: Explosion
215	177	D7B1	Sprite: Dust
216	21	D815	Sprite: Debris
216	203	D8CB	Sprite: Stalactite
219	117	DB75	Sprite: Spikes
219	159	DB9F	Sprite: Bubble
220	11	DC0B	Colour Data
220	150	DC96	Sprite: Death
220	232	DCE8	Sprite: Gem
221	100	DD64	Sprite: Fire
221	168	DDA8	Sprite: Weapon
222	112	DE70	Sprite: Projectile
222	184	DEB8	Make Dust Puff
222	218	DEDA	Burst Into Dust
222	232	DEE8	Handle Dust
223	21	DF15	Handle Explosion
223	66	DF42	Destroy Creature
223	88	DF58	Spawn Falling Stalactite
223	152	DF98	Handle Falling Stalactite
224	39	E027	Handle Rock Fragments
224	95	E05F	Spawn Bubble
224	169	E0A9	Release Bubble
224	232	E0E8	Move Distant Bubble
225	23	E117	Handle Bubble
225	140	E18C	Handle Sparkle
225	180	E1B4	Check Bubble Contact
226	114	E272	Start Tumbling Downwards
226	133	E285	Check Sabreman Contact
226	203	E2CB	Handle Carrying Eagle
228	32	E420	Steer Eagle
228	67	E443	Accelerate Eagle Left
228	81	E451	Accelerate Eagle Up
228	95	E45F	Limit Eagle Sideways Movement
228	150	E496	Limit Eagle Vertical Movement
228	202	E4CA	Move Eagle To Next Room
229	27	E51B	Check Eagle Release
229	86	E556	Release Sabreman
229	112	E570	Handle Carried Sabreman
230	34	E622	Handle Stalactite
230	157	E69D	Stalactite Colour Pointers
230	165	E6A5	Read Room State
230	190	E6BE	Build Stalactite
230	238	E6EE	Set Up Stalactites
231	65	E741	Stalactite Template Pointers
231	81	E751	Handle Collectable
231	173	E7AD	Collect Extra Life
231	194	E7C2	Set Collected Flag
231	208	E7D0	Start Dying
231	227	E7E3	Handle Death
232	37	E825	Clear Object Records
232	51	E833	Check Stalactite Contact
232	123	E87B	Knock Sabreman Off Rope
232	148	E894	Knock Sabreman Down
232	162	E8A2	Tumble Sabreman
232	190	E8BE	Place Weapon Pickups
232	215	E8D7	Handle Weapon Pickup
233	223	E9DF	Handle Distant Weapon
233	253	E9FD	Weapon Placement Table
234	125	EA7D	Handle Fire
234	156	EA9C	Handle Projectile
234	162	EAA2	Load Room Decorations
234	249	EAF9	Handle Plain Decoration
235	24	EB18	Set Decoration Size
235	57	EB39	Handle Coloured Decoration
235	114	EB72	Decoration Colour Pointers
235	126	EB7E	Decoration Size Table
235	181	EBB5	Decoration Height Table
235	192	EBC0	Start Tumbling Inside Walls
235	222	EBDE	Place Guardian
236	28	EC1C	Place Rock Formation
236	58	EC3A	Place Special Object
236	189	ECBD	Clear Collected Flags
236	202	ECCA	Handle Guardian
237	46	ED2E	Handle Rock Formation
237	138	ED8A	Check Rock Formation Contact
237	180	EDB4	Extra Life Template
237	196	EDC4	Extra Life Table
237	244	EDF4	Guardian Table
238	0	EE00	Read Cursor Keys
238	41	EE29	Read Interface II Joystick
238	66	EE42	Move Object Horizontally
238	84	EE54	Move Object Vertically
238	102	EE66	Handle Gargoyle
238	154	EE9A	Choose Random Velocity
238	164	EEA4	Font