Gyruss

Data

Page	Byte	Address	Description
112	0	7000	Center of projection
112	2	7002	Sprite data
113	130	7182	Number of allocated sprites
113	131	7183	Sprite allocation table
113	163	71A3	Temporary storage (72 bytes)
113	235	71EB	Status flags
113	236	71EC	Stars move countdown
113	237	71ED	Unused byte at 71ED
113	238	71EE	Sprite countdown
113	239	71EF	Countdown to enemy shooting
113	240	71F0	Time to next wave
113	241	71F1	Current player (0 or 1)
113	242	71F2	Frame counter
113	243	71F3	Score player 1
113	246	71F6	Score for getting extra life player 1
113	248	71F8	Score for getting extra life player 1 MSB
113	249	71F9	Score player 2
113	252	71FC	Score for getting extra life player 2
113	254	71FE	Score for getting extra life player 2 (MSB)
113	255	71FF	Lives
114	0	7200	Stage (0-23, but starts with 1 during play)
114	1	7201	Wave
114	2	7202	Enemies destroyed not chance stage
114	3	7203	Stage data index
114	4	7204	Number of times died within stage
114	5	7205	Completed stages
114	6	7206	Number of enemies
114	7	7207	Map of center enemies
114	43	722B	Number of center enemies
114	44	722C	Number of active enemies
114	45	722D	Number of 3-spheres/mines left
114	46	722E	Ship background data
114	55	7237	Mines background data
114	82	7252	Active enemy shots
114	83	7253	Number of active shots
114	84	7254	Mines destroyed
114	85	7255	Enemies destroyed in chance stage
114	86	7256	Other flags
114	87	7257	Countdown to screen off
114	89	7259	Counter used when approaching planet
114	90	725A	Interrupt flag
114	91	725B	Wave speed counter
114	92	725C	Number of enemies left center
114	93	725D	Wave data address
114	95	725F	Laser fence/meteor countdown
114	96	7260	Attack countdown
114	97	7261	Laser fence end 2 polar x
114	98	7262	Laser fence end 1 polar x
114	99	7263	Countdown. Mines are destroyed when zero.
114	100	7264	Mines action
114	101	7265	Mines are destroyed if bit 0 is set
114	102	7266	Related to when mines reappear
114	103	7267	Mines movement table offset
114	104	7268	Mine name/pattern index
114	105	7269	Mine countdown to shoot
114	106	726A	Pattern decoder length
114	108	726C	Pattern decoder bits left
114	109	726D	Pattern decoder source byte
114	110	726E	Flag for showing double shot pickup
114	111	726F	Temporary polar x
114	112	7270	Pointer to data for PSG noise generator
114	114	7272	Pointer to data for PSG tone generator 1
114	116	7274	Pointer to data for PSG tone generator 2
114	118	7276	Pointer to data for PSG tone generator 3
114	120	7278	Last noise operation
114	122	727A	Is a tune playing?
114	123	727B	Sound player countdown (tune speed?)
114	124	727C	Index of tune playing
114	125	727D	Tune data channel 1
114	135	7287	Tune data channel 2
114	145	7291	Tune data channel 3
114	155	729B	Tune data channel 4
114	165	72A5	Sound fx data channel 1
114	173	72AD	Sound fx data channel 2
114	181	72B5	Sound fx data channel 3
114	189	72BD	Sound fx data channel 4
114	190	72BE	Byte 1-2 of sound fx data 4
114	192	72C0	Byte 3-4 of sound fx data 4
114	194	72C2	Byte 5 of sound fx data 4
114	195	72C3	Byte 6-7 of sound fx data 4
114	197	72C5	Temporary center of projection
114	199	72C7	Temp sprite data
114	200	72C8	Temp points to add
114	203	72CB	Update counters countdown
114	204	72CC	Center enemies redraw flag
114	205	72CD	Counter for drawing center enemies
114	206	72CE	First name used for center enemies 1
114	207	72CF	First name used for center enemies 2
114	208	72D0	Pattern table address of center enemies
114	210	72D2	Center y direction
114	211	72D3	Center y offset
114	212	72D4	Center x offset
114	213	72D5	Sprite type processed
114	214	72D6	Transformation processed
114	215	72D7	Pattern index
114	216	72D8	Destination address in VDP
114	218	72DA	Graphics pointer address
114	220	72DC	Source address
114	222	72DE	Pattern address
114	224	72E0	Sprite patterns addresses in VDP
115	26	731A	Star frame
115	27	731B	Random number
115	29	731D	Stack
115	242	73F2	Sprite allocation table VDP address
115	244	73F4	Sprite pattern table VDP address
115	246	73F6	Name table VDP address
128	0	8000	ROM header
128	2	8002	Pointer to sprite name table
128	4	8004	Pointer to sprite order table
128	6	8006	Pointer to temporary storage in RAM
128	8	8008	Pointer to controller memory map
128	10	800A	Pointer to start address
133	65	8541	Stage data (8 bytes per stage)
142	13	8E0D	Enemy types in different waves (chance stage)
142	37	8E25	Enemy movement table
144	70	9046	Mines movement table
144	86	9056	3 spheres background graphics
144	150	9096	Mine background graphics
146	195	92C3	Colors
146	214	92D6	Ship pattern
146	222	92DE	Gyruss logo
146	224	92E0	Logo patterns
147	128	9380	Gyruss logo names
147	152	9398	Planet table
147	164	93A4	Neptune
147	188	93BC	Neptune sprite data
147	199	93C7	Uranus
147	222	93DE	Uranus sprite data
147	241	93F1	Saturn
148	8	9408	Saturn sprite data
148	23	9417	Jupiter
148	47	942F	Jupiter sprite data
148	56	9438	Mars
148	77	944D	Mars sprite data
148	84	9454	Earth
148	106	946A	Earth sprite data
148	116	9474	Byte before planet graphics
148	117	9475	Planet graphics - compressed
150	238	96EE	Planet colors
150	254	96FE	Planet sprite patterns
154	167	9AA7	Score table
156	231	9CE7	Sound fx data
157	145	9D91	Sound command jump table
158	182	9EB6	Sound frequency table
158	234	9EEA	Tune data
159	42	9F2A	Tune data 1
159	62	9F3E	Tune data 2
159	78	9F4E	Tune data 3
159	98	9F62	Tune data 4
159	108	9F6C	Tune data 5
159	110	9F6E	Tune data 6
159	121	9F79	Tune data 7
159	131	9F83	Tune data 8
159	139	9F8B	Tune data 9
159	143	9F8F	Tune data 10
159	148	9F94	Tune data 11
159	254	9FFE	Tune data 12
160	86	A056	Tune data 13
160	93	A05D	Tune data 14
160	113	A071	Tune data 15
160	146	A092	Tune data 16
160	148	A094	Tune data 17
161	58	A13A	Tune data 18
161	62	A13E	Tune data 19
161	202	A1CA	Tune data 20
161	208	A1D0	Tune data 21
162	58	A23A	Tune data 22
162	63	A23F	Tune data 23
162	153	A299	Tune data 24
162	175	A2AF	Tune data 25
162	182	A2B6	Tune data 26
164	178	A4B2	Init data for implosion
164	184	A4B8	Sprite init data (polar x)
164	190	A4BE	Init data for wave sprites
165	30	A51E	Init data for wave sprites (chance stage)
165	126	A57E	Polar y for wave sprites
165	129	A581	Wave data address table
165	163	A5A3	Wave path 0
165	174	A5AE	Wave path 1
165	192	A5C0	Wave path 2
165	204	A5CC	Wave path 3
165	227	A5E3	Wave path 4
165	248	A5F8	Wave path 5
166	13	A60D	Wave path 6
166	24	A618	Wave path 7
166	35	A623	Wave path 8
166	46	A62E	Wave path 9
166	56	A638	Wave path 10
166	66	A642	Wave path 11
166	81	A651	Wave path 12
166	93	A65D	Wave path 13
166	108	A66C	Wave path 14
166	118	A676	Wave path 15
166	138	A68A	Wave path 16
168	101	A865	Controller movement table
168	117	A875	Adjust ship coordinates table
168	125	A87D	Ship background patterns
172	135	AC87	Start coordinates for sprites
172	207	ACCF	Table of pixel offsets for drawing center enemies
175	221	AFDD	Ship exhaust position relative to ship body
176	79	B04F	Star frame lookup
176	91	B05B	Star frame 0
176	130	B082	Star frame 1
176	168	B0A8	Star frame 2
176	205	B0CD	Star frame 3
176	236	B0EC	Star frame 4
177	14	B10E	Star frame 5
177	52	B134	Stars
177	54	B136	Star patterns
178	29	B21D	Polar to screen coordinates lookup table
184	221	B8DD	Graphics pointer offsets
184	250	B8FA	Graphics pointers
185	230	B9E6	Graphics