Spellbound (48k): Memory map

The blocks listed here were generated from a snapshot taken after execution of initialisation code. The PC register holds a value of 26673.

Page	Byte	Address	Description
91	0	23296	Temporary data storage area
91	43	23339	Unused
91	81	23377	Gimbal-white-out-safe flag
91	82	23378	Score progress flags
91	83	23379	Unused
91	86	23382	Glowing lift control panel index
91	87	23383	Table of glowing attribute file addresses
91	107	23403	Unused
91	108	23404	Time data
91	112	23408	Compass-glow-update flag (locate compass)
91	113	23409	Current INK colour of glowing blocks
91	114	23410	Temporary store for Magic Knight's movement flags
91	115	23411	Game progress flags, part 1
91	116	23412	Visited room flags
91	166	23462	y- and x- coordinates of top-left corner of currently glowing locate compass sector
91	168	23464	Indices of characters in current room
91	171	23467	Game progress flags, part 2
91	172	23468	Game progress flags, part 3
91	173	23469	Brickwork drawing mode
91	174	23470	Magic Knight movement flags
91	175	23471	Position data for drawing menu hand cursor
91	180	23476	Brickwork-drawing-direction flag
91	181	23477	Attribute of interior of current window, i.e. background / foreground colours of contents
91	182	23478	Magic Knight's predicted position
91	184	23480	Unused
91	185	23481	Store for current position in terrain interaction parameter table
91	187	23483	Store for current terrain interaction parameter value
91	188	23484	Unused
91	189	23485	Store for currently active keyboard press / joystick action
91	190	23486	Unused
91	191	23487	Attribute file address of virtual text cursor
91	193	23489	Position data for drawing windows
91	201	23497	Storage space for ASCII string converted from numeric value
91	206	23502	Unused
91	207	23503	Pointer to index of next character to be sent home upon being summoned in summoning sequence table
91	209	23505	Animate-Magic-Knight's-puff-of-smoke-appearance-on-next-room-redraw flag
91	210	23506	Characters sent home counter
91	211	23507	Unused
92	0	23552	System variables, part 1
92	11	23563	Unused
92	59	23611	System variables, part 2
92	60	23612	Unused
92	65	23617	System variables, part 3
92	66	23618	Unused
92	72	23624	Miscellaneous data, part 1
92	73	23625	Unused
92	106	23658	System variables, part 4
92	107	23659	Unused
92	118	23670	Miscellaneous data, part 2
92	123	23675	Interrupt routine flags
92	124	23676	Unused
92	125	23677	Miscellaneous data, part 3
92	127	23679	Unused
92	141	23693	Miscellaneous data, part 4
92	142	23694	Unused
92	143	23695	Miscellaneous data, part 5
92	144	23696	System variables, part 5
92	146	23698	Unused / stack
95	219	24539	Terrain interaction data table
98	91	25179	Unused
98	219	25307	Slot number (1-3) currently occupied by characters in their current rooms
98	227	25315	Characters' current stats
99	43	25387	Magic Knight's current data
99	51	25395	Characters' current inventories
99	96	25440	Characters' current positions
99	120	25464	Objects' current positions
100	14	25614	Movement data table for starfield routine
101	208	26064	Display file addresses of start of each pixel row
103	80	26448	Unused
104	49	26673	Display input device selection menu
104	118	26742	Return to BASIC
104	123	26747	Draw input device selection menu
104	164	26788	Display instructions windows
104	211	26835	Wait for a key-press then beep
104	229	26853	Clear areas of memory and initialise variables
105	26	26906	Initialise data and start a new game
105	238	27118	Unused
106	32	27168	Redraw Magic Knight's current room and return to main game loop
106	40	27176	Main game loop: Process keyboard input and move Magic Knight, enter menus or execute other command
107	98	27490	Handle Magic Knight's fall, preserving x-velocity
107	103	27495	Handle Magic Knight's falls
108	18	27666	Kill Magic Knight's x-velocity if he cannot horizontally pass through a block beside him
108	161	27809	Kill Magic Knight's jump if he cannot vertically pass through a block above him
108	217	27865	Move Magic Knight into room A, initialise room-specific data and draw room
109	160	28064	Set brickwork direction mode to vertical and reset pointers to beginning of display
109	188	28092	Draw bottom in-game window and room name and animate entry (puff of smoke) of a character if required
110	112	28272	Print Magic Knight's current room name to top of screen
110	174	28334	Text data used in room titles as printed at top of screen
110	184	28344	Room drawing: Draw a 2-by-2 block of brickwork, then move cursor right or down, depending upon brickwork-drawing-direction flag
111	94	28510	Blank out bitmap and set attribute to stored value for 2-by-2 character block
111	145	28561	Move location to print and terrain interaction cursor down two character rows with y-wrap
111	231	28647	Room drawing: Prepare to draw one row of bricks only
111	235	28651	Room drawing: Prepare to draw one row of bricks with blank row beneath
111	243	28659	Room drawing: Set terrain interaction parameter to preserve-attribute / impassable-vertically
111	251	28667	Room drawing: Set terrain interaction parameter to preserve-attribute / impassable-vertically and impassable-horizontally
112	3	28675	Room drawing: Set terrain interaction parameter to preserve-attribute
112	11	28683	Room drawing: Draw right-facing wall-candle
112	75	28747	Room drawing: Draw left-facing wall-candle
112	142	28814	Add a glowing character block to the current room
112	169	28841	Room drawing: Set attributes, including glow, on lift control panel
112	210	28882	Room drawing: Draw picture in frame (2)
113	32	28960	Room drawing: Draw picture in frame (2) and replace picture with alternative
113	104	29032	Room drawing: Draw picture in frame (1)
113	161	29089	Room drawing: Draw picture in frame (1) and replace picture with alternative
113	222	29150	Room drawing: Draw goblet picture or character portrait and corresponding picture frame
114	0	29184	Room drawing: Read data for and display glowing blocks
114	21	29205	Room drawing: Read data for and paint attributes
114	41	29225	Room drawing: Draw wall axes
114	107	29291	Room drawing: Draw ceiling candles
114	172	29356	Room drawing: Point bitmap virtual cursor and terrain interaction cursor to coordinates x=C, y=B
114	191	29375	Room drawing: Draw a graphic to screen reading parameters from room layout data
114	212	29396	Room drawing: Read sequence of architecture styles and draw appropriate 2-by-2 blocks of brickwork
114	230	29414	Room drawing: Read sequence of architecture styles and attributes and draw appropriate 2-by-2 blocks of brickwork
115	1	29441	Read two bytes after HL position into C and B respectively, advancing HL before both reads
115	6	29446	Set Magic Knight's action flags and prepare to execute room-specific routine for his current room
115	28	29468	Check whether Magic Knight is moving into a new room and react if so
115	42	29482	Change Magic Knight's current room if possible
115	74	29514	Move Magic Knight one room to the left if possible
115	106	29546	Move Magic Knight one room to the right if possible
115	136	29576	Draw all characters in current room and animate arrival of any new character
115	240	29680	Load character's coordinates into BC and graphic lookup index into A and draw to screen
115	250	29690	Load object's coordinates into BC and graphic lookup index into A and draw to screen
116	13	29709	Animate puff of smoke then draw a character in position
116	67	29763	Run checks and updates (Magic Knight's current room and room-specific routines)
116	79	29775	Room-specific routine: Do nothing (return) 1
116	80	29776	Room-specific routine: Update positions of 4 odd-balls and display
116	100	29796	Room-specific routine: Do nothing (return) 2
116	101	29797	Room-specific routine: Jump to "kill Magic Knight if he is in a dark room without illumination"
116	103	29799	Room-specific routine: Do nothing (return) 3
116	104	29800	Room-specific routine: Kill Magic Knight if he is in a dark room without illumination
116	178	29874	Room-specific routine: Update position of 1 odd-ball and display
116	183	29879	Room-specific routine: Do nothing (return) 4
116	184	29880	Room-specific routine: Kill Magic Knight if he is in the gas room without protection
116	214	29910	Room-specific routine: Do nothing (return) 5
116	215	29911	Room-specific routine: Jump to "update positions of 4 odd-balls and display"
116	218	29914	Room-specific routine: Do nothing (return) 6
116	219	29915	Room-specific routine: Kill Magic Knight if he has fallen into the pit of destruction
116	231	29927	Room-specific routine: Do nothing (return) 7
116	232	29928	Room-specific routine: Draw whited-out Gimbal if he has not been freed
116	253	29949	Room-specific routine: Do nothing (return) 8
116	254	29950	Draw a graphic in XOR mode
117	3	29955	Draw a graphic in OR mode
117	8	29960	Draw a graphic in NOP mode
117	149	30101	Indent "SPELLBOUND" text in bottom window to indicate Magic Knight's current floor
117	171	30123	Divide A by eight, rounding down to nearest integer
117	177	30129	Draw lift doors if Magic Knight is at lift entrance on a different floor to the lift
117	218	30170	Addresses of room feature drawing routines
118	14	30222	Process command to pick up an object
118	231	30439	Process command to drop an object
119	76	30540	Smash Glowing Bottle
119	138	30602	Process command to take an object
120	160	30880	Process command to give an object
121	177	31153	Display and handle main in-game menu (when fire is pressed)
122	138	31370	Process command to examine an object, a character or Magic Knight
123	148	31636	Process and execute command to command a character
123	222	31710	Table of routine addresses for Magic Knight commanding characters
123	234	31722	Send current character to sleep if possible
124	19	31763	Wake current character up if possible
124	60	31804	Make current character go away if possible
124	98	31842	Execute current character's help routine if possible
124	160	31904	Table of start addresses of routines for characters being commanded to help
124	176	31920	Make current character eat and drink if possible
124	236	31980	Make current character be happy if possible
125	27	32027	Table of characters' default happiness levels
125	35	32035	Process and execute command to locate a character
125	194	32194	Process and execute command to teleport
126	2	32258	Process and execute command to read an object
126	134	32390	Process and execute command to throw an object
127	143	32655	Process and execute command to cast a spell
127	252	32764	Cast Crystallium Spectralis if possible, otherwise display failure message
128	55	32823	Cast Candelium Illuminatus if possible, otherwise display failure message
128	108	32876	Kill Magic Knight with exploding candle
128	135	32903	Cast Armouris Photonicus if possible, otherwise display failure message
128	214	32982	Cast Fumaticus Protectium if possible, otherwise display failure message
129	12	33036	Cast Project Physical Body if possible, otherwise display failure message
129	105	33129	Cast Release Spell if possible, otherwise display failure message
129	156	33180	Show "WELL DONE MAGIC KNIGHT" screen with animated starfield, jumping to game over on key-press
129	245	33269	Cast Quiticus Gamus spell and jump to game over
129	254	33278	Flash border and screen (as in cast a spell)
130	32	33312	Process command to blow an object
131	29	33565	Summoning sequence to send everyone home after Release Spell is cast
131	38	33574	Confirm and process blow command (create dust or racket) then return to game
131	57	33593	Process command to call lift
131	127	33663	Process command to move lift
131	234	33770	Set the lift as not being at any floor at all
131	252	33788	Flash border and make sound (as in move lift)
132	16	33808	Display "[CHARACTER] CANNOT HELP YOU" window and return to game
132	19	33811	Command-character-to-help routine for Thor
132	91	33883	Command-character-to-help routine for Florin
132	140	33932	Command-character-to-help routine for Orik
132	143	33935	Command-character-to-help routine for Samsun
132	201	33993	Command-character-to-help routine for Elrand
133	14	34062	Command-character-to-help routine for Rosmar
133	58	34106	Command-character-to-help routine for the Banshee
133	78	34126	Get the weight of an object
133	89	34137	Load happiness of current character into A
133	103	34151	Load an object into the first empty inventory slot of a character
133	112	34160	Point HL to property (given by E) of object whose index is A
133	126	34174	Point HL at property (given by E) of character whose index is A
133	138	34186	Point IX at current inventory of character A
133	154	34202	Prepare to check whether Magic Knight can pick up an object
133	163	34211	Unused routine
133	176	34224	Test whether current object is too heavy for a character to pick up
133	208	34256	Check whether Magic Knight is carrying an object
133	220	34268	Insert current time and score into "TIME LEFT" and "PERCENTAGE COMPLETION" texts
134	46	34350	Check if current character is asleep and display "[CHARACTER] IS ASLEEP" window if so
134	81	34385	Load Magic Knight's coordinates (in characters) into DE
134	98	34402	Point HL to current position data for current character
134	114	34418	Display "YOUR HANDS ARE FULL" window and return to game
134	120	34424	Display "THAT OBJECT IS TOO HEAVY" window and return to game
134	126	34430	Display "THERE IS NOTHING NEAR ENOUGH" window and return to game
134	132	34436	Display "THERE IS NOTHING IN THIS ROOM" window and return to game
134	138	34442	Display "YOU CANNOT DROP THAT OBJECT" window and return to game
134	144	34448	Display "[CHARACTER]'S HANDS ARE EMPTY" window and return to game
134	150	34454	Display "[CHARACTER] WANTS TO KEEP THAT" window and return to game
134	156	34460	Display "[CHARACTER]'S HANDS ARE FULL" window and return to game
134	162	34466	Display "[CHARACTER] IS NOT STRONG ENOUGH" window and return to game
134	168	34472	Display "[CHARACTER] DOES NOT WANT THAT" window and return to game
134	174	34478	Display "[CHARACTER] IS ALREADY ASLEEP" window and return to game
134	180	34484	Display "[CHARACTER] IS TOO WAKEFUL TO SLEEP" window and return to game
134	186	34490	Display "[CHARACTER] DOES NOT WANT TO BE COMMANDED BY YOU" window and return to game
134	192	34496	Display "[CHARACTER] IS ALREADY AWAKE" window and return to game
134	198	34502	Display "[CHARACTER] IS TOO TIRED TO WAKE UP" window and return to game
134	204	34508	Display "[CHARACTER] IS TOO TIRED TO GO AWAY" window and return to game
134	210	34514	Display "[CHARACTER] CANNOT HELP YOU" window and return to game
134	216	34520	Display "[CHARACTER] IS TOO TIRED TO HELP YOU" window and return to game
134	222	34526	Display "[CHARACTER] HAS NO FOOD LEFT" window and return to game
134	228	34532	Display "[CHARACTER] IS TOO TIRED TO EAT OR DRINK" window and return to game
134	234	34538	Display "[CHARACTER] IS TOO TIRED TO BE HAPPY" window and return to game
134	240	34544	Display "THE LIFT IS HERE" window and return to game
134	248	34552	Display "THE LIFT HAS ARRIVED" window and return to game
135	0	34560	Display "WHAT A RACKET..." window and return to game
135	8	34568	Display "WHAT A LOT OF DUST..." window and return to game
135	16	34576	Display "THERE IS NO WRITING FOR ME TO READ" window and return to game
135	24	34584	Display "IT IS NOT SAFE TO TELEPORT..." window and return to game
135	32	34592	Display "THE LIQUID IS STUCK TO THE FLOOR..." window and return to game
135	38	34598	Display "[CHARACTER] IS ASLEEP" window and return to game
135	44	34604	Display "[CHARACTER] DOES NOT WANT TO BE SUMMONED" window and return to game
135	50	34610	Display "[CHARACTER] IS TOO TIRED TO BE SUMMONED" window and return to game
135	56	34616	Display "[CHARACTER] IS ALREADY HERE!" window and return to game
135	62	34622	Display "[CHARACTER] DOES NOT WANT TO COME TO SUCH A CROWDED ROOM!" window and return to game
135	68	34628	Display "[CHARACTER] APPEARS IN A THICK PUFF OF SMOKE" window and return to game
135	74	34634	Display "THAT SPELL CANNOT YET BE CAST..." window and return to game
135	80	34640	Display "THE SPELL HAS WORKED! GIMBAL IS NEARLY FREE" window and return to game
135	86	34646	Display "SUCCESS ! GIMBAL IS FREE AT LAST" window and return to game
135	92	34652	Display Candelium Illuminatus successful window and return to game
135	98	34658	Display Armouris Photonicus successful window and return to game
135	104	34664	Display "GIMBAL IS ALREADY FREE" window and return to game
135	110	34670	Display "THE CANDLE IS ALREADY ALIGHT" window and return to game
135	116	34676	Display "YOUR ARMOUR IS GLOWING ALREADY" window and return to game
135	122	34682	Display "YOU HAVE ALL THE PROTECTION YOU NEED AGAINST GAS ALREADY" window and return to game
135	128	34688	Display Fumaticus Protectium successful window and return to game
135	134	34694	Display Project Physical Body successful window and return to game
135	140	34700	Display Gimbal's telepathic whisper window and return to game
135	146	34706	Display Blue-Crystal-used-successfully window and return to game
135	152	34712	Display Red-Crystal-used-successfully window and return to game
135	158	34718	Display Green-Crystal-used-successfully window and return to game
135	164	34724	Display "THE [OBJECT] LANDED ON THE FLOOR BY [CHARACTER]" window and return to game
135	170	34730	Display "THE LIFT IS BROKEN..." window and return to game
135	178	34738	Display "[CHARACTER] HAS GONE TO SLEEP" window and return to game
135	184	34744	Display "[CHARACTER] HAS WOKEN UP" window and return to game
135	190	34750	Display "[CHARACTER] HAS GONE AWAY" window and return to game
135	196	34756	Display "[CHARACTER] HAS TAKEN REFRESHMENT" window and return to game
135	202	34762	Display "[CHARACTER] WILL TRY TO BE HAPPY" window and return to game
135	208	34768	Adjust the height and display a message window, then return to game
135	239	34799	Draw window (index 2) with text at HL
135	243	34803	Draw window (index 13) with text at HL
135	248	34808	Draw window (index 28, summoning messages) with text at HL
135	252	34812	Draw window (index 29) with text at HL
136	0	34816	Draw window (index 35) with text at HL
136	5	34821	Update Magic Knight's current frame based on x-coordinate
136	26	34842	Advance HL to B-th entry in list of zero-terminated strings (e.g. object names table)
136	38	34854	Advance HL to the B-th entry in list of readable objects' texts then return
136	43	34859	Advance HL to the B-th entry in list of option texts from "command a character" menu then return
136	48	34864	Point DE at name of a selected object in object names table and print in command summary window
136	67	34883	Update current character based upon selection made in menu
136	87	34903	Code for printing routine to display short name of current character
136	89	34905	Code for printing routine to display full name of current character
136	91	34907	Display a character's inventory window as an information window
136	98	34914	Show list of objects (window or menu) and handle selection if a menu
137	29	35101	Display cyan "game over" window and return to pre-game menu
137	69	35141	Display and process input for character selection menu (current room's characters only)
137	221	35293	Display and process input for character selection menu for "travel to", "summon" or "locate"
138	65	35393	Display warning and abort if command is not safe while Gimbal is whited-out
138	92	35420	Select Magic Knight's room (cheat / debug routine)
138	167	35495	Set Magic Knight's available action flags
138	208	35536	Set the command-a-character-enabled flag if carrying the Wand of Command
138	239	35567	Set the locate-enabled flag if carrying the Crystal Ball
139	14	35598	Set the teleport-enabled flag if carrying the Teleport Key
139	45	35629	Set the read-enabled flag if carrying a readable object
139	85	35669	Set the throw-enabled flag if carrying a throwable object
139	125	35709	Set the cast-a-spell-enabled flag if carrying a magic object
139	165	35749	Set the blow-enabled flag if carrying a blowable object
139	205	35789	Set the call-lift-enabled flag if in the first room of a floor
139	231	35815	Set the move-lift-enabled flag if in the lift
139	253	35837	Insert numeric stats (at HL) of a character into "examine character" window text
140	47	35887	Insert numeric / text stats of an object into "examine object" window text
140	91	35931	Get number of characters in room A and load their indices into list
140	153	35993	Update position of odd ball, display, and decrease Magic Knight's strength if in contact
141	77	36173	Multiply x- or y-velocity of odd-ball by minus one
141	87	36183	Properties of the odd-balls
141	119	36215	Draw strength bar at bottom of screen
141	179	36275	Draw objects in Magic Knight's inventory to bottom of screen if he is carrying the Mirror
141	231	36327	Assign a slot in room C to character B
142	120	36472	List of occupied slots in a room
142	123	36475	Print a character (e.g. letter in the current room name, or a block of a window border)
142	158	36510	Draw a single character block part of a wall, ceiling or floor
142	199	36551	Move bitmap virtual cursor to display file address for coordinates x=C, y=B
142	217	36569	Update virtual attribute cursor to attribute file for coordinates x=C, y=B
142	234	36586	Point HL at terrain interaction data for character coordinates x=C, y=B
142	254	36606	Advance display file pointer to next location (for printing room name)
143	18	36626	Advance display file pointer by two characters
143	39	36647	Splice numeric data A as a string into a string at HL
143	67	36675	Unused routine
143	84	36692	Convert leading zeroes to spaces in a string number
143	95	36703	Get start of next zero-terminated string
143	101	36709	Store and point HL at attribute file address for character just printed
143	117	36725	Print text at location HL to screen
143	192	36800	Move virtual text cursor down to start of next row
143	202	36810	Move virtual text cursor down to start of next row within current window
143	222	36830	Print special character or change text attribute
144	11	36875	Move virtual text cursor right by one character
144	18	36882	Print the current object's name
144	28	36892	Print the current character's full name
144	36	36900	Print the current character's short name
144	44	36908	Draw an edge of frame of a window
144	55	36919	Draw window frame for character portraits (2nd floor) and goblet picture in Florin's room
144	115	36979	Draw a menu window
144	123	36987	Draw a window
145	27	37147	Draw a window frame
145	213	37333	Process keyboard / joystick input on a menu
146	96	37472	Wait for keyboard to be released
146	110	37486	Wait for fire button / key to be released
146	121	37497	Move hand cursor up and update flashing menu shortcut
146	147	37523	Move hand cursor down and update flashing menu shortcut
146	176	37552	Load A with ASCII code of shortcut for selected item in menu
146	190	37566	Remove FLASH attribute from menu letter shortcut next to hand menu cursor
146	195	37571	Apply FLASH attribute to menu letter shortcut next to hand menu cursor
146	237	37613	Load A with ASCII code of character in stored display file address
147	22	37654	Print or update command summary window at bottom of screen
147	71	37703	Move virtual text cursor to beginning of character row below its current position
147	87	37719	Move virtual text cursor to beginning of character row two rows below its current position
147	103	37735	Move virtual text cursor from one third to another in display file
147	114	37746	Convert numeric value BC to ASCII string at location HL
147	150	37782	Clear top two thirds of display file and draw two rows of [SPACE] characters below
147	184	37816	Clear display file
147	209	37841	Flood attribute file with stored attribute value
147	225	37857	Change input device (keyboard / joysticks)
147	244	37876	Jump to input reading routine
147	252	37884	Capture keyboard input
148	40	37928	Capture Kempston joystick input
148	71	37959	Capture Fuller joystick input
148	102	37990	Capture cursor joystick input
148	139	38027	Capture ZX Interface 2 joystick 1 input
148	172	38060	Store a "left" input from control device
148	175	38063	Store a "right" input from control device
148	178	38066	Store an "up" input from control device
148	181	38069	Store a "down" input from control device
148	184	38072	Store a "fire" input from control device
148	187	38075	Set parameters for and play upward scale sound
148	220	38108	Set parameters for and play downward scale sound
148	228	38116	Set parameters for and play short downward scale sound
148	236	38124	Play hiss-type sound
149	23	38167	Set parameters (for unknown sound) and jump to playing routine
149	31	38175	Set parameters (for "lift has arrived" sound) and jump to playing routine
149	39	38183	Set parameters (for cheat routine sound) and play
149	68	38212	Get current border colour
149	77	38221	Play "beep" sound (as in moving through instructions windows)
149	98	38242	Fill the interior of a drawn window with its specified attribute (i.e. background colour and colour of text within)
149	152	38296	Scroll hand cursor up a unit
149	212	38356	Scroll hand cursor down a unit
150	17	38417	Blank an area of the display file
150	86	38486	Set new random seed
150	105	38505	Load A with a random number less than or equal to B
150	112	38512	Set terrain interaction data for, and draw, all objects in Magic Knight's current room
150	139	38539	Set terrain interaction data for character blocks spanned by an object and draw the object
151	4	38660	Get x- and y-coordinates of object A
151	18	38674	Remove object C from a character's inventory and tidy up remaining entries
151	37	38693	Print command summary in command summary window at bottom of screen
151	69	38725	Display execute / reject command window and return if execute chosen, otherwise exit
151	93	38749	Display "PRESS SPACE OR FIRE TO CONTINUE" window and wait for space / fire
151	139	38795	Reset star to point of origin and generate a new direction and movement data
151	188	38844	Unused routine
151	228	38884	Animate starfield until a key is pressed
152	49	38961	Reset all stars to point of origin and generate new velocities and movement data
152	68	38980	Unused routine
152	104	39016	Set up star movement data based upon starting position and direction
152	169	39081	Move a star depending upon the signs and magnitudes of its "direction"
152	213	39125	Draw odd ball to screen
153	7	39175	Shift odd ball graphic data right by C pixels and load into D (L.H.S.) and A' (R.H.S.)
153	32	39200	Advance HL down one pixel row in display file
153	56	39224	Draw Magic Knight (erase old frame and draw new frame)
156	53	39989	Update attributes at Magic Knight's predicted position
156	204	40140	Currently selected control device
156	205	40141	Magic Knight's initial data
156	213	40149	Common words table
160	57	41017	Characters' initial inventories
160	102	41062	Characters' initial positions
160	126	41086	Objects' initial positions
161	20	41236	Object names
162	239	41711	Room connectivity data
163	83	41811	Keyboard shortcuts for commands
163	99	41827	Routine start addresses for Magic Knight's commands (main menu)
163	129	41857	Store for address of current position in Magic Knight's y-velocities sequence table
163	131	41859	Magic Knight's y-velocities sequence for jumping and falling
163	146	41874	Window data
164	186	42170	Characters' initial stats
165	2	42242	Table of object properties
166	146	42642	Graphic lookup table
168	46	43054	Unused
168	82	43090	Miscellaneous text (1)
169	186	43450	Cyan "game over" window additional texts
170	121	43641	Miscellaneous text (2)
172	71	44103	Main in-game menu strings
172	212	44244	"Command a character to help" text messages
174	252	44796	The Banshee's help texts
176	229	45285	Text relating to "pick up" command
177	117	45429	Text relating to "drop" command
178	41	45609	Text relating to "take" command
178	242	45810	Text relating to "give" command
179	66	45890	Text relating to "examine" command
180	36	46116	Characters' current status texts
181	60	46396	Miscellaneous text (3)
181	66	46402	Text relating to "command" command
182	215	46807	Text relating to "locate" command
182	230	46822	Initial control selection menu text
183	51	46899	Instructions text
184	184	47288	Text relating to "read" command
184	218	47322	List of read-texts of readable objects
192	225	49377	Text relating to "cast a spell" command
196	8	50184	Miscellaneous text (4)
196	170	50346	Text relating to "teleport" command
196	205	50381	Text relating to "throw" command
198	203	50891	Text relating to "blow" command
200	71	51271	Text relating to "call lift" command
200	90	51290	Text relating to "move lift" command
201	1	51457	More "game over" texts
202	201	51913	Room layout data pointers
203	45	52013	Room layout data: The Lift
203	84	52052	Room layout data: Roof 1 (The Roof Garden)
203	166	52134	Room layout data: Roof 2 (The Roof Garden)
203	198	52166	Room layout data: Roof 3 (The Roof Garden)
203	244	52212	Room layout data: Roof 4 (The Roof Garden)
204	49	52273	Room layout data: Roof 5 (The Roof Garden)
204	83	52307	Room layout data: Roof 6 (The Roof Garden)
204	115	52339	Room layout data: Roof 7 (The Roof Garden)
204	141	52365	Room layout data: Roof 8 (The Roof Garden)
204	199	52423	Room layout data: 4th Floor 1 (The Tower)
204	232	52456	Room layout data: 4th Floor 2 (Beyond The Tower)
205	55	52535	Room layout data: 4th Floor 3 (Further Beyond The Tower) and 1st Floor 4
205	79	52559	Room layout data: 4th Floor 4 (The Ballroom), 3rd Floor 3 (The Odd-Ball) and 1st Floor 5 (The Spare Ballroom)
205	117	52597	Room layout data: 4th Floor 5 (The Tree of Karn)
205	151	52631	Room layout data: 4th Floor 6 (The Stalagmites)
205	229	52709	Room layout data: 4th Floor 7 (The Big Bottle) and 1st Floor 6
206	8	52744	Room layout data: 4th Floor 8 and 1st Floor 8
206	59	52795	Room layout data: 3rd Floor 1 (The Library) and Ground Floor 3 (Gimbal's Secret Study)
206	133	52869	Room layout data: 3rd Floor 2 (The Little Bottle)
206	168	52904	Room layout data: 3rd Floor 4 (Florin's room)
206	191	52927	Room layout data: 3rd Floor 5 (The Start Room) and 1st Floor 7 (The Trophy Room)
206	245	52981	Room layout data: 3rd Floor 6 (The L-Shaped Room)
207	35	53027	Room layout data: 3rd Floor 7 (The Plant Room)
207	108	53100	Room layout data: 3rd Floor 8 (More Plant Room)
207	196	53188	Room layout data: 2nd Floor 1 and Ground Floor 1
207	223	53215	Room layout data: 2nd Floor 2
207	241	53233	Room layout data: 2nd Floor 3
208	13	53261	Room layout data: 2nd Floor 4
208	41	53289	Room layout data: 2nd Floor 5 (The Wall, original)
208	69	53317	Room layout data: 2nd Floor 5 (The Wall, after Elrand has helped)
208	108	53356	Room layout data: 2nd Floor 6 (The Gallery)
208	129	53377	Room layout data: 2nd Floor 7 (The Gallery)
208	150	53398	Room layout data: 2nd Floor 8 (The Gallery)
208	191	53439	Room layout data: 1st Floor 1 (The Mush Room)
209	33	53537	Room layout data: 1st Floor 2 (The Gas Room)
209	51	53555	Room layout data: 1st Floor 3
209	75	53579	Room layout data: Ground Floor 2 (Secret Tunnel Entrance)
209	145	53649	Room layout data: Ground Floor 4 (The Secret Tunnel)
209	184	53688	Room layout data: Ground Floor 5 (More Secret Tunnel)
209	199	53703	Room layout data: Ground Floor 6 (The Pit)
210	9	53769	Room layout data: Ground Floor 7
210	51	53811	Room layout data: Ground Floor 8 (The Most Magic Room)
210	123	53883	Room layout data: The Basement
210	178	53938	x- and y-coordinates of three positions in room that characters can occupy
211	222	54238	Room names
213	89	54617	Architecture styles lookup table
213	173	54701	Graphics: Hand menu cursor
213	205	54733	Table of start addresses of input device reading routines
213	215	54743	Powers of ten
213	225	54753	Addresses of room-specific routines
214	69	54853	Call time-dependent routines (main interrupt routine)
214	171	54955	Interrupt routine: Update glowing character on input selection menu
214	192	54976	Interrupt routine: Write current attribute for a glowing block to attribute file
214	199	54983	Interrupt routine: Update glowing blocks' attribute to next colour in sequence
214	212	54996	Update game time, time left and, every minute, read-text of Crystal Ball
215	37	55077	Update all characters' stats (deteriorate or regenerate) and wake up / send to sleep if required
215	178	55218	Index of character whose turn it is to move
215	179	55219	Update characters' stats as they tire or regenerate
215	193	55233	Interrupt routine: If character is free and awake, then update their current room if possible
216	53	55349	Move the lift to a random floor if Magic Knight is not nearby
216	108	55404	Load A with new room index for a character to move into
216	165	55461	Interrupt routine: End game due to a character starving to death
216	182	55478	Interrupt routine: End game due to running out of time
216	194	55490	Characters' rates of stat deterioration / regeneration
216	250	55546	Store all registers on the stack
217	22	55574	Interrupt routine: Restore all registers from the stack
217	40	55592	Source code fragment
217	164	55716	Graphics: Scenery, part 1
229	124	58748	Graphics: Characters
231	124	59260	Graphics: Puff of smoke
232	156	59548	Graphics: Scenery, part 2
241	20	61716	Graphics: Objects, part 1
241	148	61844	Graphics: Scenery, part 3
242	116	62068	Graphics: Objects, part 2
246	148	63124	Graphics: "Locate a character" compass (6 × 6)
247	180	63412	Graphics: Magic Knight
249	244	63988	Graphics: Interface
252	244	64756	Graphics: Brickwork blocks, part 1
255	148	65428	Graphics: Odd ball
255	180	65460	Graphics: Brickwork blocks, part 2
255	212	65492	Unused
255	244	65524	Interrupt routine: second jump
255	247	65527	Unused
255	248	65528	Temporary store for Magic Knight's frame number (to draw)
255	249	65529	Magic Knight's current room
255	250	65530	Store for display file address to print text to in command summary window
255	252	65532	Magic Knight's current action flags
255	254	65534	Unused
255	255	65535	Interrupt routine: first jump