Memory map

Page	Byte	Address	Description
64	0	4000	Loading screen
96	0	6000	Start Game
96	3	6003	Digit Graphics
96	163	60A3	Sprite Pointers
97	147	6193	Blank Sprite 1
97	149	6195	Terminal Sprite
98	99	6263	Activated Terminal Sprite 1
99	49	6331	Activated Terminal Sprite 2
100	5	6405	Activated Terminal Sprite 3
100	223	64DF	Activated Terminal Sprite 4
101	179	65B3	Wall Post Sprite
102	123	667B	Wall Corner Sprite
103	79	674F	Hunter Sprite 1
103	237	67ED	Hunter Sprite 2
104	139	688B	Hunter Sprite 3
105	41	6929	Hunter Sprite 4
105	199	69C7	Hazard Sprite 1
106	113	6A71	Hazard Sprite 2
107	27	6B1B	Battery Sprite
107	185	6BB9	Transmitter Sprite 1
108	135	6C87	Transmitter Sprite 2
109	85	6D55	Program Packet Sprite 1
109	171	6DAB	Program Packet Sprite 2
109	251	6DFB	Spark Sprite 1
110	141	6E8D	Spark Sprite 2
111	19	6F13	Spark Sprite 3
111	141	6F8D	Thief Sprite 1
112	159	709F	Thief Sprite 2
113	169	71A9	Thief Sprite 3
114	163	72A3	Unused Sprite
114	213	72D5	Materialising Sprite 1
115	19	7313	Materialising Sprite 2
115	87	7357	Materialising Sprite 3
115	161	73A1	Materialising Sprite 4
115	241	73F1	Materialising Sprite 5
116	77	744D	Materialising Sprite 6
116	175	74AF	Materialising Sprite 7
117	17	7511	Materialising Sprite 8
117	121	7579	Materialising Sprite 9
117	255	75FF	Materialising Sprite 10
118	145	7691	Materialising Sprite 11
119	35	7723	Materialising Sprite 12
119	199	77C7	Saucer Sprite 1
120	145	7891	Saucer Sprite 2
121	123	797B	Saucer Sprite 3
122	117	7A75	Saucer Sprite 4
123	95	7B5F	Smoke Sprite 4
124	73	7C49	Smoke Sprite 3
125	43	7D2B	Smoke Sprite 2
126	45	7E2D	Smoke Sprite 1
127	47	7F2F	Pellet Sprite 1
127	109	7F6D	Pellet Sprite 2
127	175	7FAF	Pellet Sprite 7
128	41	8029	Pellet Sprite 8
128	151	8097	Pellet Sprite 3
128	243	80F3	Pellet Sprite 4
129	79	814F	Pellet Sprite 5
129	145	8191	Pellet Sprite 6
129	207	81CF	Dome Sprite 1
130	127	827F	Dome Sprite 2
131	53	8335	Dome Sprite 3
131	235	83EB	Dome Sprite 4
132	155	849B	Socket Sprite
133	27	851B	Installed Program Sprite 1
133	197	85C5	Installed Program Sprite 3
134	111	866F	Installed Program Sprite 2
135	25	8719	Installed Program Sprite 4
135	195	87C3	Unused Figure Sprite 1
136	109	886D	Unused Figure Sprite 2
137	23	8917	Dropped Program Sprite
137	163	89A3	Robot Turning Sprite 3
138	113	8A71	Robot Turning Sprite 5
139	63	8B3F	Robot Turning Sprite 1
140	13	8C0D	Robot Walking Sprite 1
140	219	8CDB	Robot Walking Sprite 2
141	169	8DA9	Robot Walking Sprite 3
142	119	8E77	Robot Walking Sprite 5
143	69	8F45	Robot Walking Sprite 6
144	19	9013	Robot Walking Sprite 7
144	225	90E1	Sector Wall Along Y Sprite
145	169	91A9	Sector Wall Along X Sprite
146	113	9271	Wall Along Y Sprite
147	57	9339	Wall Along X Sprite
148	1	9401	Border Graphics
148	33	9421	Panel Graphics
149	17	9511	Panel Characters
149	137	9589	Panel Attributes
150	1	9601	Game Entry
150	19	9613	Saved IY Register
150	21	9615	Frame Counter
150	23	9617	Random Number
150	24	9618	Character Set Address
150	26	961A	Control Method
150	27	961B	Scores
150	33	9621	Sprite Row Width
150	34	9622	Sprite Rows Left
150	35	9623	Saved Stack Pointer
150	37	9625	Controls
150	38	9626	Fraction Difference
150	39	9627	Fraction Sum
150	40	9628	Text Attribute
150	41	9629	Light Turned Flag
150	42	962A	Draw List Pointer
150	44	962C	Cell Position
150	46	962E	Cell Address
150	48	9630	Idle Timer
150	50	9632	Last Control Method
150	51	9633	Name Entered Flag
150	52	9634	Places Higher
150	53	9635	Unused Stack Pointer
150	55	9637	Tune Played Flag
150	56	9638	Enemy Hit Address
150	58	963A	Battery Energy
150	60	963C	Displayed Battery Level
150	61	963D	Cell To Check
150	63	963F	Shot Cost
150	65	9641	Program Queue
150	70	9646	Attack Timer
150	71	9647	Attacked Sector
150	72	9648	Robot Marker Position
150	76	964C	Packet Marker
150	79	964F	Scroll Flag
150	80	9650	Battery Low Flag
150	81	9651	Unused Variable
150	82	9652	Action Key Used Flag
150	83	9653	Previous Position
150	87	9657	Scroll Counter
150	88	9658	Sectors Activated
150	89	9659	Sectors Destroyed
150	90	965A	Sectors Dealt With
150	91	965B	Sector Flags
150	100	9664	Unused Variables
150	107	966B	Characters Printed
150	108	966C	Message Queue
150	124	967C	Unused Variables
150	126	967E	Sector States
150	135	9687	Unused Variable
150	136	9688	Sound Effect
150	138	968A	Player Number
150	139	968B	Lives
150	140	968C	Unused Variable
150	141	968D	Unused Bytes
150	144	9690	Entities
151	192	97C0	Cell Templates
152	176	98B0	Cloud Entities
152	208	98D0	Initialise Game
153	10	990A	Start Round
153	60	993C	Main Loop
154	34	9A22	Lose Game
154	75	9A4B	Win Round
154	165	9AA5	End Round
154	250	9AFA	Messaging: Round Result Text
155	206	9BCE	Count Sector Programs
155	243	9BF3	Count Programs In Sector
156	14	9C0E	Sector Offsets
156	32	9C20	Decode Sprites
156	94	9C5E	Find Sector
156	118	9C76	Queue Message
156	136	9C88	Print Message
157	7	9D07	Scroll Message Area
157	52	9D34	Message Table
157	70	9D46	Messaging: Message Text
157	167	9DA7	Attack Sector
157	254	9DFE	Send Program Packet
158	79	9E4F	Remove Entity
158	85	9E55	Update Battery Bar
158	185	9EB9	Battery Bar Data
158	198	9EC6	Check Battery Low
159	9	9F09	Check Pause
159	77	9F4D	Wait For Frame
159	91	9F5B	Entity Handler Table
160	75	A04B	Start Robot Life
160	130	A082	Flicker Transmitter
160	145	A091	Recharge Battery
160	201	A0C9	Messaging: Lives Text
160	203	A0CB	Draw Icon
161	4	A104	Remove Distant Entity
161	39	A127	Set Robot Facing
161	45	A12D	Try Move
161	68	A144	Move Spark
162	13	A20D	Animate Cloud
162	19	A213	Remove Cloud
162	24	A218	Move Thief
162	130	A282	Find Direction To Robot
162	173	A2AD	Empty Cell
162	181	A2B5	Move Destroyer
163	32	A320	Find Sector Energy
163	43	A32B	Reduce Sector Energy
163	97	A361	Sector Energy
163	108	A36C	Move Program Packet
164	152	A498	Test Cell In Direction
164	195	A4C3	Choose Direction
164	220	A4DC	Animate Program
164	236	A4EC	Move Hunter
165	80	A550	Face Enemy
165	109	A56D	Check Entity Overlap
165	118	A576	Check Enemy Overlap
165	167	A5A7	Check Shot Hit
165	234	A5EA	Compare Positions
166	37	A625	Do Nothing
166	38	A626	Fire Weapon A
166	86	A656	Fire Weapon B
166	174	A6AE	Use Energy
166	224	A6E0	Move Pellet
167	10	A70A	Animate Smoke
167	19	A713	End Smoke
167	39	A727	Explode Enemies
167	57	A739	Spawn Enemies
168	30	A81E	Enemy Types
168	38	A826	Move Saucer
168	51	A833	Move Dome
168	145	A891	Reverse Direction
168	164	A8A4	Finish Robot Turn
168	228	A8E4	Get Robot Speed
169	50	A932	Materialise Entity
169	108	A96C	Temporary Entity
169	116	A974	Draw Shifted Entity
169	139	A98B	Finish Materialising
169	159	A99F	Start Robot
169	195	A9C3	Move Entity
169	221	A9DD	Move Left
170	26	AA1A	Move Up
170	88	AA58	Move Right
170	151	AA97	Move Down
170	211	AAD3	Turn Robot Left
170	237	AAED	Turn Robot Right
170	253	AAFD	Move Robot Vertically
171	3	AB03	Move Robot Horizontally
171	87	AB57	Move Robot
172	48	AC30	Handle Obstacle
172	100	AC64	Use Action Key
173	52	AD34	Queue Program
173	135	AD87	Clear Icon Area
173	172	ADAC	Skip Blank Icon
173	178	ADB2	Install Program
173	191	ADBF	Action Cell Position
173	195	ADC3	Set Attacked Sector
173	234	ADEA	Draw Sector Map
174	13	AE0D	Colour Sector Square
174	28	AE1C	Sector Map Offsets
174	37	AE25	Sector State Attributes
174	45	AE2D	Update Packet Marker
174	103	AE67	Update Robot Marker
174	208	AED0	Marker Pattern
174	211	AED3	Get Position
174	224	AEE0	Set Position
174	237	AEED	Start Light
175	25	AF19	Light Colours
175	29	AF1D	Check Lights
175	37	AF25	Move Lights
175	114	AF72	Light Handlers
175	122	AF7A	Next Light
175	142	AF8E	Lights
175	174	AFAE	Move Light Left
175	220	AFDC	Move Light Right
175	225	AFE1	Move Light Up
175	238	AFEE	Move Light Down
175	246	AFF6	Turn Light Vertically
176	28	B01C	Turn Light Horizontally
176	63	B03F	Set Light Direction
176	89	B059	Do Nothing Cell
176	90	B05A	Toggle Sprite
176	99	B063	Next Sprite Number
176	117	B075	Read Controls
176	133	B085	Read Interface 2
176	180	B0B4	Controls: Kempston Joystick
176	217	B0D9	Read Cursor Keys
177	3	B103	Finish Joystick Controls
177	28	B11C	Read Keyboard
177	163	B1A3	Fill Memory
177	173	B1AD	Clear Screen
177	184	B1B8	Reset Attributes
177	194	B1C2	Fill Play Window Attributes
177	214	B1D6	Fill Large Window Attributes
177	225	B1E1	Fill Message Attributes
177	236	B1EC	Blank Play Area
177	242	B1F2	Clear Pixel Block
178	2	B202	Clear Message Area
178	10	B20A	Clear Large Window
178	18	B212	Clear Large Window With Attributes
178	23	B217	Clear Play Window With Attributes
178	28	B21C	Draw Play Window
178	148	B294	Build Shift Tables
178	188	B2BC	Draw Sprite
180	83	B453	Flip Sprite
180	142	B48E	Get Buffer Address
180	177	B4B1	Negate HL
180	185	B4B9	Draw Panel
180	230	B4E6	Print Character Block
180	248	B4F8	Print Big Digit
181	10	B50A	Print Double Height Character
181	46	B52E	Print Double Height Text
181	88	B558	Next Pixel Row
181	107	B56B	Print Hi-Score
181	115	B573	Add Points To Score
181	133	B585	Print Score
181	143	B58F	Print Small Number
181	175	B5AF	Print Big Number
181	203	B5CB	Print Character
181	235	B5EB	Draw Border
182	137	B689	Fill Attribute Row
182	142	B68E	Fill Attribute Column
182	150	B696	Print Border Column
182	166	B6A6	Print Border Row
182	178	B6B2	Move Down Row
182	188	B6BC	Lose Life
182	210	B6D2	Show Game Over
182	253	B6FD	Game Over
183	23	B717	Messaging: Game Over
183	43	B72B	Start Game
183	77	B74D	Reset Lives
183	89	B759	Reset Idle Timer
183	96	B760	Update Idle Timer
183	108	B76C	Handler: Hall Of Fame
183	140	B78C	Show Hall Of Fame
183	198	B7C6	Hall Of Fame Table
183	252	B7FC	Messaging: Hall Of Fame Text
184	179	B8B3	Display Menu
184	206	B8CE	Print Text List
184	229	B8E5	Messaging: Menu Text
185	88	B958	New High Score
185	112	B970	Enter High Score
185	231	B9E7	Previous High Score
185	238	B9EE	Compare Scores
186	1	BA01	Messaging: Place Names
186	25	BA19	Enter Initials
186	147	BA93	Delay And Beep
186	165	BAA5	Messaging: Initials
187	18	BB12	Game Selection Menu
187	115	BB73	Set Flashing Attribute
187	131	BB83	Unused Jump
187	134	BB86	Start Game Sequence
187	170	BBAA	Draw Game Screen
188	84	BC54	Message Box Graphics
188	140	BC8C	Message Box Text
188	203	BCCB	Battery Meter Data
188	227	BCE3	Battery Meter Box Graphics
189	19	BD13	Reset Map
189	50	BD32	Delay
189	58	BD3A	Screen Address One Pixel Below
189	75	BD4B	Calculate Screen Address
189	106	BD6A	Calculate Attribute Address
189	130	BD82	Print Text
189	153	BD99	Print Colour String
189	205	BDCD	Add Entity
190	78	BE4E	Divide By Sixteen
190	95	BE5F	Add Map Cells
191	34	BF22	Sort Draw List
191	106	BF6A	Draw List
191	126	BF7E	Get Entity Address
191	146	BF92	Add A To HL
191	151	BF97	Find Map Cell
191	190	BFBE	Unused Map Address
191	205	BFCD	Row Half Widths
191	218	BFDA	Play Sound Effect Step
191	244	BFF4	Sound Effect Table
191	252	BFFC	Sound Effect Pitches
192	16	C010	Get Table Entry
192	26	C01A	Make Random Beep
192	39	C027	Make Beep
192	48	C030	Play Melody
192	63	C03F	Melody Data
192	72	C048	Make Bump Sound
192	78	C04E	Play Noise Sound
192	91	C05B	Play Wave Sequence
192	98	C062	Play Square Wave
192	114	C072	Make Explosion Sound
192	141	C08D	Make Noise If Visible
192	171	C0AB	Read Keys
192	182	C0B6	Play Music Until Key Pressed
192	207	C0CF	Play Music
192	218	C0DA	Play Note
193	28	C11C	Play Rest
193	50	C132	Note Table
193	233	C1E9	Title Tune
194	137	C289	Start Game Tune
194	167	C2A7	Round Won Tune
194	233	C2E9	Game Lost Tune
195	0	C300	Unused Tunes
195	60	C33C	Font
197	21	C515	Map
209	85	D155	Unused Map
211	85	D355	Draw List
224	0	E000	Shift Tables
240	0	F000	Reversed Bytes
241	0	F100	Unused Memory
245	128	F580	Play Window Buffer