Data

Page	Byte	Address	Description
64	0	16384	Data block at 16384
92	72	23624	Port 254 shadow
92	97	23649	Data block at 23649
92	240	23792	Data block at 23792
93	8	23816	Data block at 23816
93	32	23840	Data block at 23840
93	49	23857	Data block at 23857
95	161	24481	Data block at 24481
96	12	24588	Data block at 24588
96	29	24605	Game runtime data
96	39	24615	Number of aliens remaining
96	78	24654	Game initialisation data
96	88	24664	Screen initialisation data
98	194	25282	Data block at 25282
100	39	25639	Bonus table
100	91	25691	Runtime data for alien bullet firing loop
101	241	26097	Data block at 26097
103	91	26459	Scores table based on alien rows.
103	121	26489	Move bullet temp
104	97	26721	Keypress routine's fire-released flag
104	98	26722	Player ship sprite data
105	84	26964	Temporary store for where the new ship should end up at the end of the scroll animation.
105	149	27029	Temporary value used for initialising aliens
105	247	27127	Aliens data
106	225	27361	Data block at 27361
107	30	27422	Data block at 27422
107	55	27447	Data block at 27447
107	104	27496	Data block at 27496
107	114	27506	Data block at 27506
107	156	27548	Data block at 27548
108	53	27701	Data block at 27701
109	162	28066	Data block at 28066
109	179	28083	Data block at 28083
110	228	28388	Data block at 28388
110	247	28407	Data block at 28407
111	181	28597	Data block at 28597
111	189	28605	Data block at 28605
113	25	28953	Data block at 28953
113	70	28998	Data block at 28998
115	86	29526	Data block at 29526
115	95	29535	Data block at 29535
116	223	29919	Data block at 29919
119	64	30528	Data block at 30528
119	77	30541	Data block at 30541
119	194	30658	Data block at 30658
119	198	30662	Data block at 30662
120	40	30760	Data block at 30760
121	131	31107	Alien data structure
122	139	31371	UDGs which make up the barriers.
122	202	31434	Temporary value for barrier loop
122	203	31435	Temporary value for barrier rows
123	21	31509	Data block at 31509
123	170	31658	Screen address calculation table, used by pxy2saddr
124	242	31986	Data block at 31986
125	55	32055	Randomish numbers
125	112	32112	Printable score
125	174	32174	Character set for scores
126	110	32366	This is a jump table with 4 entries.
126	156	32412	Data block at 32412
255	92	65372	Data block at 65372
255	119	65399	Data block at 65399
255	143	65423	Data block at 65423
255	151	65431	Data block at 65431
255	175	65455	Data block at 65455
255	207	65487	Data block at 65487
255	223	65503	Data block at 65503