Hunchback

Memory map

Page	Byte	Address	Description
64	0	4000	Loading screen
91	0	5B00	Unused
96	124	607C	Main entry point 1
96	127	607F	Quasimodo Y co-ordinate
96	128	6080	Quasimodo X co-ordinate
96	129	6081	Quasimodo sub-frame
96	130	6082	Y co-ordinate of current fireball / arrow / chasing knight
96	131	6083	X co-ordinate of current fireball / arrow / chasing knight
96	132	6084	Sub-frame of current fireball / arrow / chasing knight
96	133	6085	Jump flag
96	134	6086	Direction
96	135	6087	R - L Fireball / arrow attribute
96	136	6088	R - L Fireball / arrow X co-ordinate
96	137	6089	R - L Fireball / arrow Y co-ordinate
96	138	608A	R - L Fireball / arrow sprite ID
96	139	608B	Set to 1 for R - L fireballs or arrows
96	140	608C	L - R Fireball / arrow attribute
96	141	608D	L - R Fireball / arrow X co-ordinate
96	142	608E	L - R Fireball / arrow Y co-ordinate
96	143	608F	L - R Fireball / arrow sprite ID
96	144	6090	Set to 1 for L - R fireballs or arrows
96	145	6091	High L - R fireball / arrow attribute
96	146	6092	High L - R fireball / arrow X co-ordinate
96	147	6093	High L - R fireball / arrow Y co-ordinate
96	148	6094	High L - R fireball / arrow sprite ID
96	149	6095	Set to 1 for L - R high fireballs or arrows
96	150	6096	High R - L fireball / arrow attribute
96	151	6097	High R - L fireball / arrow X co-ordinate
96	152	6098	High R - L fireball / arrow Y co-ordinate
96	153	6099	High R - L fireball / arrow sprite ID
96	154	609A	Set to 1 for R - L high fireballs or arrows
96	155	609B	Set to 1 if this level has R - L fireballs or arrows
96	156	609C	Set to 1 if this level has L - R fireballs or arrows
96	157	609D	Set to 1 if this level has L - R high fireballs or arrows
96	158	609E	Set to 1 if this level has R - L high fireballs or arrows
96	159	609F	Set to 1 for collision
96	160	60A0	Current level
96	161	60A1	Score
96	168	60A8	Level bonus
96	173	60AD	Number of bells rung
96	174	60AE	Time before switching soldier state
96	175	60AF	State of rampart soldiers
96	176	60B0	Set to 1 to put soldiers in the ramparts
96	177	60B1	Set to 1 if this level has the fiery pit
96	178	60B2	Game status buffer entry at 60B2
96	179	60B3	Game status buffer entry at 60B3
96	180	60B4	Game status buffer entry at 60B4
96	181	60B5	Game status buffer entry at 60B5
96	182	60B6	Next sprite ID to use for L - R static objects
96	183	60B7	Next sprite ID to use for "high" static objects
96	184	60B8	Number of lives
96	185	60B9	Set to 1 if a Kempston joystick is installed
96	186	60BA	Set to 1 if Interface 2 is installed
96	187	60BB	Set to 1 if Protek joystick is installed
96	188	60BC	Score to award (in hundreds)
96	189	60BD	Chasing knight Y co-ordinate
96	190	60BE	Chasing knight UDG ID (climbing)
96	191	60BF	Set to 1 if Quasimodo is on the rope
96	192	60C0	Set to 1 if Quasimodo died while on the rope
96	193	60C1	Game status buffer entry at 60C1
96	194	60C2	Time before the chasing knight should move
96	195	60C3	Game status buffer entry at 60C3
96	196	60C4	Set to 1 to put in a row of bells
96	197	60C5	Set to 1 if Quasimodo has grabbed a bell on the pit
96	198	60C6	Set to 1 if all objects should be updated
96	199	60C7	Animation state of the "HELP" message on the last level
96	200	60C8	Game status buffer entry at 60C8
96	201	60C9	Chasing knight Y co-ordinate
96	202	60CA	Chasing knight X co-ordinate
96	203	60CB	Chasing knight sprite ID (chasing)
96	204	60CC	Time before chasing knight sprite ID moves forward
96	205	60CD	Set to 1 if the chasking knight has climbed the wall
96	206	60CE	Game status buffer entry at 60CE
96	207	60CF	Position on the level display
96	208	60D0	Set to 1 if awarding extra life
96	209	60D1	Set to 1 if Quasimodo has fallen off a ledge
96	210	60D2	Main entry point 2
97	32	6120	Start the game
97	39	6127	Run the demo
97	154	619A	Reset to level 1
97	166	61A6	Set up the playing field
97	196	61C4	Set up level 2
97	203	61CB	Set up level 3
97	222	61DE	Set up level 4
97	246	61F6	Set up level 5
98	9	6209	Set up level 6
98	20	6214	Set up level 7
98	50	6232	Set up level 8
98	64	6240	Set up level 9
98	101	6265	Set up level A
98	116	6274	Set up level B
98	149	6295	Set up level C
98	164	62A4	Set up level D
98	170	62AA	Set up level E
98	200	62C8	Set up level F
98	240	62F0	Reset back to level 1 and run it
98	253	62FD	Draw the game stats
99	59	633B	Start a game
99	140	638C	Main loop (1)
100	29	641D	Redraw Quasimodo while jumping
100	106	646A	Copy player's co-ordinates to a test buffer
100	125	647D	Copy player's co-ordinates from a test buffer
100	144	6490	Main loop (2) - Update all objects on screen
101	186	65BA	Check for moving right
101	241	65F1	Move right
102	32	6620	Handle state wrap-around moving right
102	43	662B	Check for moving left
102	82	6652	Move left
102	129	6681	Handle state wrap-around moving left
102	145	6691	Check for jumping
102	195	66C3	Jump
102	245	66F5	Fall after jumping
103	6	6706	Reset the jump flag
103	12	670C	Pause
103	21	6715	Move fireball or arrow R - L
103	122	677A	Draw a row of bells
103	186	67BA	Check if there is an object colliding with Quasimodo on the floor
103	204	67CC	Check if there is an object colliding with Quasimodo while jumping
103	222	67DE	Check for an object colliding with Quasimodo on the floor
103	250	67FA	Check for an object colliding with Quasimodo on the floor
104	26	681A	Mark a collision
104	32	6820	Get an attribute from screen
104	49	6831	Throw Quasimodo off the wall as he's died
104	229	68E5	Reset the level after dying
105	93	695D	Tidy up after losing a life
105	110	696E	Reset all the level flags to default
106	81	6A51	Level completed
106	201	6AC9	Draw the main paying area
106	209	6AD1	Print the score
106	235	6AEB	Display the bonus bells
107	8	6B08	Award the super bonus
107	117	6B75	Lower the soldiers' spears
107	142	6B8E	Draw the soldiers attributes (raised)
107	175	6BAF	Draw the soldiers attributes (normal)
107	196	6BC4	Move fireball or arrow L - R
108	60	6C3C	Move high fireball or arrow R - L
108	161	6CA1	Move high fireball or arrow L - R
109	27	6D1B	Draw the remaining lives
109	60	6D3C	Adjust the score for decimal arithmetic (?)
109	91	6D5B	Move the chasing knight
109	186	6DBA	Move the chasing knight towards Quasimodo
109	222	6DDE	Adjust level bonus for decimal arithmetic (?)
109	253	6DFD	Draw the level bonus
110	22	6E16	Adjust Quasimodo after grabbing a bell
110	69	6E45	Draw Quasimodo
110	115	6E73	Draw Quaismodo (alt graphic)
110	169	6EA9	Draw the "HELP" message on the last level
110	215	6ED7	Draw the chasing knight if it has climbed the wall
111	10	6F0A	Draw the chasing knight
111	139	6F8B	Move Quasimodo along the rope
111	232	6FE8	Quasimodo has died while on a rope
112	33	7021	Draw the attributes for the playing area
112	124	707C	Swap Quasimodo's sprite between the main and working copy
112	149	7095	Swap memory
112	163	70A3	See if the room has a pit or rampart, and if so, call the logic for that
112	202	70CA	Check for collision on a room with bells
113	33	7121	Update sub-frame of current object
113	40	7128	Get the current's object sub-frame
113	45	712D	Display the current level
113	86	7156	See if Quasimodo has fallen off a ledge
113	116	7174	See if Quasimodo has fallen off a rampart
113	161	71A1	Mark Quasimodo as fallen if the sub-frame is not 1
113	170	71AA	Check the X co-ordinate to see if Quasimodo has fallen
113	247	71F7	Mark Quasimodo as fallen if the sub-frame is 1
114	0	7200	Mark Quasimodo as fallen if the sub-frame is not 1
114	9	7209	Award an extra life every 10,000 points
114	26	721A	Mark falling off a ledge
114	34	7222	Draw a magenta stripe on the right of the screen
114	49	7231	Unused (?)
114	56	7238	Unused
120	132	7884	Unused
120	156	789C	Unused
121	24	7918	Copy of Quasimodo R
122	142	7A8E	Unused
128	232	80E8	Play the tune
129	18	8112	Unused
129	36	8124	Unused
129	76	814C	Play a note in the tune
129	130	8182	Unused
129	176	81B0	Number of notes in the tune
129	177	81B1	Tune data
129	241	81F1	Unused
130	20	8214	Unused
130	220	82DC	Print the current level as a dot on screen
131	9	8309	Current level graphic data
131	17	8311	Unused
131	24	8318	Unused
131	108	836C	Unused
134	196	86C4	See if Quasimodo has collided with something
135	150	8796	Check if Quasimodo is close enough to have collided
136	7	8807	Unused
136	22	8816	Collision : Get a buffer to a sprite given its index
136	34	8822	Unused
136	38	8826	Collision : Get the screen address from a co-ordinate
136	82	8852	Unused
136	84	8854	Set the flag that Quasimodo collided with an object
136	90	885A	Set to 1 if Quasimodo collided with an object
136	91	885B	Unused
136	184	88B8	Full wall graphics
137	24	8918	Pit wall graphics
137	120	8978	Rampart wall graphics
137	216	89D8	Rampart with soldiers wall graphics
138	56	8A38	Unused
138	72	8A48	End the game after all lives have been lost
138	113	8A71	Put the score on the high score table if necessary
139	12	8B0C	Find the right slot for the high score
139	43	8B2B	Holds the slot the new score should be put in on the table
139	44	8B2C	Compare the current score with an existing one
139	79	8B4F	Display the high score table
139	95	8B5F	Input a new entry in the high score table
139	196	8BC4	Display an entry in the high score table
139	241	8BF1	Display a character in the high score table
139	252	8BFC	Convert a Y co-ordinate to a screen address
140	19	8C13	Enter a character for the new high score name
140	56	8C38	Move the high score entry cursor right
140	69	8C45	Move the high score entry cursor left
140	82	8C52	High score 00 - text : A-Z
140	113	8C71	High score 01 - name 1
140	128	8C80	High score 02 - name 2
140	143	8C8F	High score 03 - name 3
140	158	8C9E	High score 04 - name 4
140	173	8CAD	High score 05 - name 5
140	188	8CBC	High score 06 - value 1
140	198	8CC6	High score 07 - value 2
140	208	8CD0	High score 08 - value 3
140	218	8CDA	High score 09 - value 4
140	228	8CE4	High score 0A - value 5
140	238	8CEE	High score 0B - "HIGH SCORE"
140	251	8CFB	High score 0C - "1"
140	255	8CFF	High score 0D - "2"
141	3	8D03	High score 0E - "3"
141	7	8D07	High score 0F - "4"
141	11	8D0B	High score 10 - "5"
141	15	8D0F	High score 11 - "Q-LEFT"
141	24	8D18	High score 12 - "W-RIGHT"
141	34	8D22	High score 13 - "0-DELETE"
141	45	8D2D	High score 14 - "ENTER-END"
141	57	8D39	High score 15 - "S SHIFT-SELCT"
141	73	8D49	High score 16 - Numbers
141	88	8D58	Unused
141	89	8D59	Unused
141	90	8D5A	Score text
141	97	8D61	Clear the screen blue (for high score display)
141	120	8D78	Clear the screen
141	128	8D80	Unused
141	204	8DCC	Display the high score table in demo mode
141	237	8DED	Unused
144	136	9088	Graphics : Main playing area
146	89	9259	Graphics : Ramparts (short) left edge
146	126	927E	Graphics : Pit left edge
146	163	92A3	Graphics : Ramparts (long) left edge
146	212	92D4	Graphics : Blank bell area
147	37	9325	Graphics : Rampart soldiers
147	158	939E	Graphics : Rampart soldiers raised spears
147	195	93C3	Graphics : Rampart soldiers raised foot
147	220	93DC	Graphics : Rampart soldiers lowered spears
148	1	9401	Graphics : Rampart soldiers lowered foot
148	26	941A	Graphics : End of level score box
148	139	948B	Graphics : Start of game options
150	176	96B0	Graphics : SCORE
150	197	96C5	Graphics : Row of bells
151	86	9756	Graphics : Esmerelda
151	223	97DF	Graphics : HELP
151	240	97F0	Graphics : Heart
152	1	9801	Unused
152	88	9858	Copy of Quasimodo L
153	216	99D8	Unused
154	76	9A4C	Print the main wall
154	115	9A73	Convert Y co-ordinate to a screen address
154	144	9A90	Print a graphic on screen
154	174	9AAE	Convert a graphic ID to an address in memory
154	186	9ABA	Convert a screen address to attribute
154	202	9ACA	Print a group of graphics
154	235	9AEB	Erase a group of graphics
155	12	9B0C	Erase a graphic on screen
155	43	9B2B	Game status buffer entry at 9B2B
155	44	9B2C	Unused
155	67	9B43	Unused
155	74	9B4A	Unused
156	64	9C40	Title screen
183	64	B740	Unused
183	152	B798	Draw a sprite
184	234	B8EA	Get a buffer to a sprite given its ID
184	246	B8F6	Unused
184	250	B8FA	Convert a Y co-ordinate to a screen address
185	38	B926	Unused
185	40	B928	Convert a screen address into an attribute
185	57	B939	Unused
185	58	B93A	Unused
185	140	B98C	Update the rope
185	206	B9CE	Update the rope and redraw it
185	247	B9F7	Update the rope angle (?)
185	253	B9FD	Update the rope position
186	3	BA03	Rope X position
186	4	BA04	Rope angle (?)
186	5	BA05	Draw the rope
186	51	BA33	Rope graphics buffer
187	14	BB0E	Unused
191	104	BF68	Number of notes in the level completed tune
191	105	BF69	Level completed note data
191	113	BF71	Unused
191	114	BF72	Number of notes ??
191	115	BF73	Note data
191	119	BF77	Number of notes in the jump tune
191	120	BF78	Jump tune note data
191	124	BF7C	Number of notes in the lost a life tune
191	125	BF7D	Lost a life note data
191	149	BF95	Unused
191	164	BFA4	Number of notes in the ???
191	165	BFA5	Note data
191	169	BFA9	Unused
192	48	C030	Animate the fiery pit
192	96	C060	Set the attributes for the fiery pit
192	107	C06B	Current frame for the fiery pit flames
192	108	C06C	Fiery pit graphics
192	172	C0AC	Unused
192	198	C0C6	Refresh the rope and pit
192	205	C0CD	Unused
192	248	C0F8	Beep during the super bonus award
193	46	C12E	Flash the bells in the super bonus award
193	76	C14C	Time remaining on the super bonus beep
193	92	C15C	Play a sound effect
193	130	C182	Play a note in the sound data
193	184	C1B8	Unused
195	80	C350	Sprite 00 - 07 : Quasimodo right
196	208	C4D0	Sprite 08 - 0F : Quasimodo left
198	80	C650	Sprite 10 - 13 : Arrow left
199	16	C710	Sprite 14 - 17 : Fireball left
199	208	C7D0	Sprite 18 - 1B : Arrow right
200	144	C890	Sprite 1C - 1F : Fireball right
201	80	C950	Sprite 20 - 27 : Quasimodo on rope
202	208	CAD0	Sprite 28 - 2B : Chasing knight
203	144	CB90	Unused
205	12	CD0C	UDGs
210	164	D2A4	Unused
213	172	D5AC	Unused
230	13	E60D	Unused
230	79	E64F	Unused
230	80	E650	Unused
230	175	E6AF	Unused
230	176	E6B0	Unused
230	192	E6C0	Unused
230	193	E6C1	Unused
230	201	E6C9	Unused
230	236	E6EC	Unused
234	29	EA1D	Unused
234	96	EA60	Update state if Quasimodo is near a rope
234	168	EAA8	Unused
234	170	EAAA	Unused
234	176	EAB0	Unused
234	196	EAC4	Flash the wall after dying
234	241	EAF1	Fill the wall with an attribute
235	6	EB06	Check for "right" on Interface 2
235	18	EB12	Jump to EB3A
235	20	EB14	Unused
235	26	EB1A	Jump to EB46
235	28	EB1C	Unused
235	32	EB20	Check for "right" on Protek Interface
235	44	EB2C	Check for "left" on Protek Interface
235	56	EB38	Jump to EB50
235	58	EB3A	Check for "left" on Interface 2
235	70	EB46	Check for "jump" on Interface 2
235	80	EB50	Check for "jump" on Protek Interface
235	129	EB81	Unused
237	234	EDEA	Unused
238	69	EE45	Unused