Sonic the Hedgehog (Sega Master System, Game Gear)/ROM map

The following article is a ROM map for Sonic the Hedgehog (Sega Master System, Game Gear).

These addresses are for the Sega Master System version.

Note that sizes are listed in decimal.

Data found: 241831/262144 = 92%

Offset	Size		Description
----	----		-----------

241831/262144 = 92%

$3B	43		Ancient dev text
$141	3		Sonic VRAM main data pointer
$1C4	3		Labyrinth 1&2 underwater palette pointer
$1CD	3		Labyrinth 3 underwater palette pointer
$1E9	3		Sonic/Waves Labyrinth 1&2 palette pointer
$20B	3		Labyrinth water data? pointer
$212	3		Labyrinth water data? pointer 2
$223	3		Labyrinth 1&2 underwater surface palette pointer
$22C	2		Unused Sonic/Waves Labyrinth 3 palette pointer
$245	6		Labyrinth water data?
$24B	64		Labyrinth underwater palette
$29F	3		Instrument data pointer
$472	3		Art algorithm data? pointer
$4F9	8		Art algorithm data?
$A68	3		Screen fadeout data pointer 1
$A70	3		Screen fadeout data pointer 2
$A90	30		Screen Fadeout data?
$B5D	3		Map data 1 pointer
$B6E	148		Map data 1
$C02	80		Map data 2
$C52	391		Map data 3 | C89 Map 1 compressed art pointer, C94 Map 1 route data art compressed art pointer, C97 Routes VRAM pointer,
			C9F Map 1 HUD compressed art pointer (also affects map), CB2 Map 1 8x8 tilemap pointer, CC3 Map 1 8x8 tilemap related
			pointer, CD4 Map 1 palette pointer, CEB Map 2 compressed art pointer, CF6 Map 2 route data art compressed art pointer,
			D01 Map 2 HUD compressed art pointer (also affects map), D14 Map 2 8x8 tilemap pointer, D25 Map 2 8x8 tilemap related
			pointer, D36 Map 2 palette pointer, D3D Main Map Music, D62 Route data pointers main pointer
$DD9	75		Robotnik Green Hill route data
$E24	39		Robotnik Bridge route data
$E4B	59		Robotnik Jungle route data
$E86	87		Robotnik moving data 1?
$EDD	49		Robotnik moving data 2?
$F0E	32		Main map palette
$F2E	32		Main Map 2 palette
$F4E	54		Route data pointers
$F84	225		Map Route data
$1065	70		Unused route data
$10AB	342		Map Route data blinking
$1201	8		Robotnik route data pointers
$1209	36		Level name pointers
$122D	15		Green Hill text
$123C	15		Bridge text
$124B	15		Jungle text
$125A	15		Labyrinth text
$1269	15		Scrap Brain text
$1278	15		Sky Base text
$1287	203		Title screen (TS) data | 1287 TS Trigger RAM pointer? 1296 TS compressed art pointer,
			12A1 TS Animated Finger Compressed art pointer, 12B4 TS 8x8 tilemap pointer, 12CC TS palette pointer,
			12D9 TS Music, 12E4 Sonic's Finger animation frames pointer, 1305 Press button text pointer 1,
			130C Press button text pointer 2, 133C X Value of Sonic's Finger, 133F Y value of Sonic's Finger
$1352	32		Press Button text
$1372	74		Sonic's finger animation frames
$13BC	37		Sonic's finger animation Graphics
$13E1	32		Title Screen Palette
$1401	283		Game Over data | 1411 Game Over compressed art pointer, 1424 Game Over 8x8 tilemap pointer, 143C Game Over palette pointer,
			1477 Continue Star 8x8 tilemap pointer, 147C Continue data pointer, 147F Continue Text 8x8 tilemap pointer 1, 1485 Continue
			Text 8x8 tilemap pointer 2, 148C Continue timer, 14C1 Continue SFX, 14DE Continue Star 8x8 tilemap, 14E6 Continue Text 8x8
			tilemap 1, 14F1 Continue Text 8x8 tilemap 2, 14FC Game over palette
$151C	2		Ring multiplier score data (no multiplier)
$151E	32		Score data for finishing times
$153E	16		Times to finish for score data
$154E	16		Score data for finishing times pointers
$155E	379		Passed act data | 1563 End score data pointer, 1575 Passed act number compressed art pointer, 1580 Passed act compressed
			art pointer, 1593 Passed act 8x8 tilemap pointer, 15A3 Special Stage finished 8x8 tilemap pointer, 15B3 Rings added data
			pointer, 15BC Special Stage access data pointer? 15D6 1, 2, 3 numbers data? pointer, 15DB 1, 2, 3 numbers tilemap data
			pointer, 1604 Level complete palette pointer, 1613 S.Stages entered RAM pointer, 161D S.Stages cleared RAM pointer 1,
			1621 S.Stages cleared RAM pointer 2, 1630 Continues added data pointer, 1633 Times to finish for score data pointer,
			1636 Score data for finishing times pointers main pointer, 16AF Ring tally SFX, 16B8 Rings RAM pointer
$16D9	56		Continue/Special stage access data?
$1711	21		Rings added data? | 171A Rings RAM pointer
$1726	9		Continues added data? | 1726 Continues RAM pointer
$172F	305		End score data | 1736 Chaos Emeralds collected RAM pointer, 173A Chaos Emeralds needed to get bonus (6), 
			173F Extra Life monitors acquired (minus S.Stages) RAM pointer, 1743 Extra Life Monitors needed (Minus S.Stages) to get bonus
			(18), 174B S.Stages entered RAM pointer, 174F S.Stages needed to enter to get bonus (8), 1757 S.Stages cleared RAM pointer 1,
			175B S.Stages needed to clear to get bonus (8), 1763 Death flag for bonus RAM pointer, 17AF Chaos Emerald finishing text
			pointer, 17D8 Chaos Emerald tally SFX, 17E8 Sonic Left finishing text pointer, 17FA Lives RAM pointer, 1801 Lives RAM pointer
			2, 180D Sonic Left tally SFX, 181D Special Bonus finishing text pointer, 1854 Special Bonus tally SFX
$1860	167		End score data 2 | 18AA Chaos emeralds value pointer, 18CB Sonic left value pointer
$1907	115		End score boxes 8x8 data
$197A	3		Special Bonus extra text
$197E	48		Finishing text
$19AE	3		Chaos emeralds value
$19B1	3		Sonic Left value
$1A14	182		Special stage/level passed data | 1A73 Ring multiplier score data (no multiplier) Pointer
$1B51	24		1, 2, 3 numbers tilemap data
$1B69	36		1, 2, 3 numbers data?
$1B8D	32		Level Complete Palette
$1C4F	1		How many lives you start with
$1C50	3		Lives RAM pointer
$1C92	3		Title Screen data pointer
$1CB1	3		Map data 3 pointer
$1DDF	3		Sonic death data? pointer
$1F56	3		Sky Base 1 Lightning palette pointer
$1F7D	1		Lightning (Sky Base 1 SFX)
$1F9D	16		Sky Base 1 Lightning palette
$1FBA	3		End post data with pointers pointer
$1FF4	3		Bonus white fadeout palette pointer
$2023	36		End post data with pointers | 202E Robotnik SFX, 2036 Life SFX, 2040 Bonus SFX
$2047	32		Bonus white fadeout palette
$2067	61		Sonic Death data? | 2096 Game over data pointer
$20A4	20		Labyrinth death underwater fadeout data
$211B	3		Map data 2 pointer
$2143	3		Time you start with pointer
$2166	3		Times for bonus levels pointer
$2172	3		Levels HUD compressed art pointer
$21AE	3		Time you start with after hitting checkpoint pointer
$2279	3		Level load palette pointers main pointer
$22B8	3		Level auto palette pointers main pointer
$239C	45		Ring data | 239C Ring frames RAM pointer, 23A3 Ring frames data pointer, 23AD Ring art pointer
$23F9	6		Ring frames data
$23FF	3		Time you start with
$2402	3		Time you start with after hitting checkpoint
$2405	24		Times for bonus levels
$25A1	3		Island ending Palette pointer
$25BC	3		Bad End map 8x8 tilemap pointer
$2609	1		Chaos Emeralds released Jingle
$2696	3		Island ending data pointer 1
$267D	3		Good End map 8x8 tilemap pointer
$269F	3		Island ending data pointer 2
$26A8	3		Island ending data pointer 3
$26C9	3		Credits 8x8 tilemap pointer
$2702	3		Credits palette pointer
$2709	1		Credits Music
$270F	3		Credits text pointer
$2712	3		Credits main data? pointer
$2715	3		Credits end + pointer
$2734	3		Credits Sonic singing data? pointer
$2745	21		Island ending data?
$275A	59		Credits Sonic singing data?
$2795	147		Credits main data?
$2828	32		Island ending Palette
$2848	87		Sonic sprite credits movement data pointers
$289F	102		Sonic sprite credits movement data
$2905	465		Credits text
$2AD6	32		Credits palette
$2AF6	172		Sprites pointers
$2BA2	688		Demo data
$2E52	3		Ring HUD data
$2E55	4		Lives HUD data
$2E5E	3		Lives HUD data pointer
$2F0B	3		Ring HUD data pointer
$3219	3		Demo data pointer
$3334	3		Main collision data 1 pointers main pointer
$333C	3		Main collision data 2 pointers main pointer
$3407	3		Main collision data 4 pointers main pointer
$3414	3		Main collision data 3 pointers main pointer
$342D	3		Block collision data pointers main pointer
$3641	1		Death Music
$36BB	1		Sonic hurt SFX
$36BE	59		Monitors general data | 36EE Hit enemy & monitors SFX
$36F9	231		Bridge falling main data/Buzz Bomber projectile main data
$37E0	153		Sonic VRAM main data | 37EB Sonic sprite VRAM pointer
$39AC	44		Rings mechanism data | 39BE Rings needed for extra life (buggy), 39C3 Rings gained for life RAM pointer, 39CA Life gained
			RAM pointer, 39CE Life gained (100 rings) SFX, 39D5 Ring (also post) SFX
$39F7	1		Life every X0000 points after the first 50,000
$39FB	3		Lives in passed RAM pointer
$3A00	1		Life (50000 points gained) sound effect
$3A65	16		Block collision data pointers
$3A75	184		Green Hill block Collision data
$3B2D	144		Bridge block Collision data
$3BBD	160		Jungle block Collision data
$3C5D	176		Labyrinth block Collision data
$3D0D	187		Scrap Brain block collision data
$3DC8	224		Sky Base outside block Collision data
$3EA8	128		Bonus block Collision data
$3F28	104		Sky Base inside block Collision data
$4020	94		Main collision data 1 pointers
$407E	160		Main collision data 1
$411E	94		Main collision data 2 pointers
$417C	112		Main collision data 2
$41EC	94		Main collision data 3 pointers
$424A	576		Main collision data 3
$448A	94		Main collision data 4 pointers
$44E8	992		Main collision data 4
$48D0	3		Sonic movement data? pointer
$48E2	3		Sonic screech related data? pointer
$4902	3		Invincibility box related data? pointer
$4909	3		Sonic underwater labyrinth data pointer
$4910	3		Chaos Emerald related data? pointer
$492F	3		Sonic movement underwater data pointer
$495B	3		Sonic movement air data pointer
$4987	3		Sonic movement unknown data pointer
$49AD	3		Sonic movement unknown data 2 pointer
$49D6	3		Speed Shoes data? pointer
$49DD	3		Sonic look down data pointer
$4B57	3		Sonic spin data pointer
$4B83	3		Sonic jump data pointer
$4C36	3		Ring related data 1? pointer
$4C44	3		Damage data 3? pointer
$4C4B	3		Big Bubble related data? pointer
$4C94	3		Shield box data? pointer
$4C9B	3		Damage data 1? pointer
$4CAF	3		Sonic tilemap data pointer
$4CC5	3		Damage data 2? pointer
$4D10	3		Invincibility stars data pointer
$4D1E	3		Rings related data 2? pointer
$4DCB	9		Sonic movement air data
$4DD4	9		Sonic movement unknown data
$4DDD	9		Sonic movement underwater data
$4DE6	9		Sonic movement unknown data 2
$4DEF	89		Ring related data 1? | 4E3C Ring collected data pointer, 4E44 Ring mechanism data pointer
$4E48	5		Damage data 1?
$4E4D	4		Damage data 2?
$4E51	55		Rings related data 2?
$4E88	5		Sonic movement data?
$4E8D	80		Invincibility stars data
$4FEC	4		Speed shoes data
$4FF0	5		Sonic screech related data?
$4FF5	20		Invincibility box related data?
$5009	142		Sonic underwater Labyrinth data | 5021 time before drowning countdown timer,
			5024 drowning countdown timer, 503D Time after drowning before resetting level,
			5042 Death Drowned Music, 506A Labyrinth countdown SFX
$509D	18		Sonic jump data | 509E Sonic's jump height when you hold button, 50A3 Jumping SFX
$50AF 	18		Sonic spin data
$50C1	34		Sonic look down data | 50DC Sonic spin SFX
$51BC	33		Damage data 3?
$51DD	22		Big Bubble related data?
$51F3	19		Sonic screech data | 51FE Sonic screech SFX
$5206	9		Shield box data?
$5285	23		Chaos Emerald related data?
$54BC	10		Open air data
$54C6	8		Spike data?
$54CE	65		Sonic rolling launch (green hill) data | 550C SFX
$550F	30		Left spring data | 552A SFX
$552D	41		up spring right side data | 5553 SFX
$5556	34		Right spring data | 5575 SFX
$5578	24		Conveyor belt left data
$5590	24		Conveyor belt right data
$55A8	14		Sonic in Water physics data | 55AF SFX
$55B6	44		up spring middle data | 55DF SFX
$55E2	9		Whistle through block GHZ2 data | 55E8 SFX
$55EB	113		Teleport data | 5639 SFX
$565C	32		Sonic in shallow water physics data
$567C	42		Labyrinth Water flow right Sonic data?
$56A6	16		Labyrinth Water flow right Sonic data?
$56B6	16		Labyrinth Water flow left Sonic data?
$56C6	16		Labyrinth Water flow left Sonic data?
$56D6 	139		Star bumper data | 5724 SFX
$5761	16		Purple spring data | 5768 Purple spring height, 576E SFX
$5771	16		Orange spring data | 5768 Orange spring height, 577E SFX
$5781	16		Green spring data | 5768 Green spring height, 578E SFX
$5791	60		Pink Bumper data? | 57CA SFX
$57CD	41		Long Bumper data?
$57F6	18		? data
$5808	67		Bridge falling data? | 583D Bridge falling main data/Buzz Bomber projectile main data pointer
$584B	56		Bridge falling data?
$5883	77		Bridge falling data?
$58D0	21		? data
$58E5	56		Sonic block physics pointers
$591D	64		Sonic tilemap data
$595D	8		Ring collected data
$5965	52		Sonic sprite data pointers
$5999	50		Sonic moving sprite data
$59CB	18		Sonic max speed sprite data
$59DD	2		? data
$59DF	3		Sonic slowing down sprite data
$59E2	3		Sonic stand still sprite data
$59E5	22		Sonic spin/jump sprite data
$59FB	3		Sonic duck sprite data
$59FE	3		Sonic movement stuck sprite data
$5A01	82		Sonic Rolling/jump slow mo sprite data?
$5A53	18		Sonic slowing down 2 sprite data
$5A65	3		Sonic death sprite data
$5A68	3		Sonic looking up sprite data
$5A6B	68		Sonic impatient sprite data
$5AAF	22		Sonic teleport sprite data
$5AC5	7		Sonic fast spin sprite data
$5ACC	4		Sonic takes damage sprite data
$5AD0	14		Sonic Labyrinth water ride sprite data 
$5ADE	3		Sonic movement stuck sprite data 2
$5AE1	3		Sonic spring up sprite data
$5AE4	3		Sonic Breathe bubble sprite data
$5AE7	3		Sonic drowned sprite data
$5AEA	22		Sonic Teleport out sprite data
$5B00	3		Sonic teleported out sprite data
$5B03	3		Sonic teleport white sprite data
$5B06	3		Sonic teleport white 2 sprite data
$5B09	208		Super Ring monitor data | 5B25 ring value, 5B26 Ring mechanism data pointer, 5B31 Super ring monitor art pointer
$5BD9	44		Power Sneakers monitor data | 5BFA Monitor SFX, 5BFF Power Sneakers monitor art pointer
$5C05	210		Extra life monitor data | 5C4D SFX, 5C55 Extra life monitor (Minus S.Stages) RAM pointer 1, 5C6D Extra Life monitor art
			pointer 1, 5CB2 Extra life monitor art pointer 2, 5CCA Extra life monitor (Minus S.Stages) RAM pointer 2
$5CD7	40		Shield Monitor data | 5CF9 Shield monitor art pointer
$5CFF	48		Invincibility Monitor data | 5D24 Music, 5D29 Invincibility Monitor art pointer
$5D2F	81		Checkpoint Monitor data | 5D7A Checkpoint monitor art pointer
$5D80	290		Continue Monitor data | 5DA2 Continue monitor art pointer, 5E49 Monitor general data pointer
$5EA2	117		Chaos Emerald data | 5EDC SFX, 5F09 Chaos Emerald art pointer
$5F17	869		End post data | 5F2E End post compressed art, 5F38 Post palette pointer,
			5FCF Level complete, 5FD2 Post lands SFX, 602E Spinning Post SFX, 626C Post Palette
$627C	16		Level load palette pointers
$628C	18		Level auto palette pointers
$629E	32		Green hill load palette
$62BE	48		Green Hill auto palette
$62EE	32		Bridge load palette
$630E	48		Bridge auto palette
$633E	32		Jungle load palette
$635E	48		Jungle auto palette
$638E	32		Labyrinth load palette
$63AE	48		Labyrinth auto palette
$63DE	32		Scrap Brain load palette
$63FE	64		Scrap Brain auto palette
$643E	32		Sky Base load palette
$645E	64		Sky Base auto palette
$649E	64		Sky Base lightning charge auto palette
$64DE	64		Sky Base lightning fire auto palette
$651E	64		Sky Base 2 auto palette
$655E	32		Bonus load palette
$657E	16		Bonus auto palette
$658E	32		Sky Base 3/Inside load palette
$65AE	64		Sky Base 3/Inside auto palette
$65EE	334		Crab enemy data | 666A Claw SFX
$673C	515		Swinging platform data
$693F	170		Enemy/monitor destroyed (smoke) data
$69E9	94		Lowering platform data
$6A47	122		Falling platform data
$6AC1	179		Crab fireball data
$6B74	497		Buzz Bomber data | 6C92 Projectile SFX
$6D65	167		Left and right platform data
$6E0C	252		Motobug data
$6F08	260		Newtron data | 6FAF Projectile SFX
$700C	800		Green Hill Boss data | 7045 Boss music, 731C Boss Sprite palette
$732C	616		Animal Cell data | 7487 Act Complete music
$7594	261		Free Bird data
$7699	293		Free Rabbit data
$77BE	745		Non sprite other robotnik data | 7818 Robotnik hit SFX, 7AA4 Robotnik beaten SFX
$7AA7	70		Green Hill 2 fake hurt object data | 7AEA Fake Green Hill hurt SFX
$7AED	168		Green Hill growing flower sprite data
$7B95	353		Sonic hurt data
$7CF6	268		Piranha data | 7D54 SFX
$7E02	153		Vertical Jungle log data
$7E9B	75		Horizontal Jungle log data
$7EE6	365		Floating log data
$8053	453		Jungle boss data | 8088 Music
$8218	206		related to Jungle boss data | 829E Bomb SFX
$82E6	219		Yadrin data
$83C1	213		Falling bridge data | 8425 SFX
$8496	470		Bridge boss data | 84D4 Music, 85A5 Projectile SFX
$866C	459		Seesaw data | 8705 SFX
$8837	196		Jaws data
$88FB	507		Rotating Spike Ball data
$8AF6	288		Labyrinth Spike pole data | 8BB9 SFX
$8C16	132		Labyrinth fireball data | 8C8B SFX
$8D48	270		Labyrinth Water object data
$8E56	116		Labyrinth Bubble maker data
$8ECA	162		Labyrinth small Bubble data
$8F6C	1		? data
$8F6D	339		Burrowbot data
$90C0	423		Labyrinth lifting platform data
$9267	574		Labyrinth boss data | 92A9 Music, 9476 Projectile SFX
$94A5	515		Labyrinth Boss Rocket data
$96A8	80		Labyrinth Boss Rocket moving data
$96F8	366		Labyrinth big Bubble data | 97E1 Breathing SFX
$9866	661		Flipper data
$9AFB	122		Pink Bumper data | 9B67 SFX
$9B75	115		Warp door data
$9BE8	136		Fireball right data | 9C13 Not in view SFX, 9C55 SFX
$9C70	30		Fireball left data
$9C8E	364		Flame thrower data | 9D47 SFX
$9DFA	360		Auto door left data | 9EC1 Raise SFX, 9ED1 Lower SFX
$9F62	195		Auto door right data
$A025	195		Auto door both ways data
$A0E8	194		Electric Sphere data | A128 SFX
$A1AA	402		Ball Hog data
$A33C	188		Bouncing ball from Ball Hog data | A398 Ball Hog bomb SFX
$A3F8	179		Switch data
$A4AB	166		Switch activated door data | A460 SFX
$A551	668		Caterkiller data
$A7ED	474		Scrap Brain Boss data | A82A Music, A9B4 Platform rise SFX
$A9C7	163		Sky Base passing cloud data
$AA6A	183		Propeller data
$AB21	587		Bomb badnik data | AC1A SFX
$AD6C	201		Cannon data | ADCF Cannon SFX
$AE35	83		Cannon projectile data
$AE88	620		Unidus data
$B0F4	120		? (Exists) data
$B16C	299		Rotating Cannon data
$B297	257		Flying platform data
$B398	213		Moving Spiked Wall data
$B46D	161		small cannon data
$B50E	294		Rise & Fall platform data | B631 Turret SFX
$B634	1222		Sky Base boss data | B68D Boss Music, B7CB Hits before glass breaks, B7E0 Music plays after Sky Base Boss, B7E3 Glass break
			SFX, B81A Glass hit SFX, BA49 Glass break tiles
$BAFA	138		Robotnik in teleporter tilemap
$BB84	347		Lightning wall data | BC2F Hits before wall change, BC56 Lightning 1 SFX,
			BCA2 Lightning 2 SFX, BCC7 Lightning Wall Tilemap
$BCDF	282		Plasma ball data
$BDF9	339		Robotnik & Sonic ending object data | BE5A Teleport out SFX
$BF4C	172		Sonic 6 Emeralds object data
$BFF8	8		Empty
$C000	1814		Instrument data
$C716	42		Music data pointers
$C740	144		SFX data pointers
$C7D0	1338		Green Hill Music
$CD0A	1344		Hidden Marble Zone Music
$D24A	1280		Jungle Music
$D74A	1029		Bridge Music
$DB4F	1624		Scrap Brain Music
$E1A7	796		Sky Base Music
$E4C3	377		Title Screen Music
$E63C	200		Map SFX
$E704	432		Invincibility Music
$E8B4	221		Act Complete Music
$E991	303		Death Music
$EAC0	660		Boss Music
$ED54	984		Ending Music
$F12C	1248		Bonus Music
$F60C	896		Labyrinth Music
$F98C	154		Chaos Emeralds released [SFX]
$FA26	257		Chaos Emerald [SFX]
$FB27	28		Jumping SFX
$FB43	49		Hit enemy SFX
$FB74	36		Ring SFX
$FB98	39		Screech SFX
$FBBF	39		Spring SFX
$FBE6	50		Whistle/Roll on ramp SFX
$FC18	42		Rolling SFX
$FC42	28		Bumper SFX
$FC5E	48		Unused 08 SFX
$FC8E	41		Extra Life SFX
$FCB7	33		Enemy Shot SFX
$FCD8	37		Spinning Post SFX
$FCFD	39		Post lands SFX
$FD24	62		Unused 0D SFX
$FD62	38		Hurt SFX
$FD88	41		Water SFX
$FDB1	53		Lightning SFX
$FDE6	38		Fire SBZ SFX
$FE0C	35		Fireball/Bridge piece falling SFX
$FE2F	25		Door raise SFX
$FE48	20		Switch/Countdown SFX
$FE5C	24		Pressure Noise SFX
$FE74	48		Cannon SFX
$FEA4	40		LZ Spike Raise SFX
$FECC	28		Unused 1E SFX
$FEE8	32		Fireball/Bridge piece falling SFX 2
$FF08	70		Glass break SFX
$FF4E	53		Sonic Bubble SFX
$FF83	46		Unused 23 SFX
$FFB1	79		Empty
$10000	2944		Green Hill 8x8 -> 32x32 block gfx
$10B80	2304		Bridge 8x8 -> 32x32 block gfx
$11480	2560		Jungle 8x8 -> 32x32 block gfx
$11E80	2816		Labyrinth 8x8 -> 32x32 block gfx
$12980	3072		Scrap Brain 8x8 -> 32x32 block gfx
$13580	3456		Sky Base 1,2 8x8 -> 32x32 block gfx
$14300	1664		Sky Base 3 8x8 -> 32x32 block gfx
$14980	2048		Bonus 8x8 -> 32x32 block gfx
$15180	1024		Item box, emerald art
$15580	2		Green Hill 1 L.H. pointer
$15582	2		Green Hill 2 L.H. Pointer
$15584	2		Green Hill 3 L.H. Pointer
$15586	2		Bridge 1 L.H. Pointer
$15588	2		Bridge 2 L.H. Pointer
$1558A	2		Bridge 3 L.H. Pointer
$1558C	2		Jungle 1 L.H. Pointer
$1558E	2		Jungle 2 L.H. Pointer
$15590	2		Jungle 3 L.H. Pointer
$15592	2		Labyrinth 1 L.H. Pointer
$15594	2		Labyrinth 2 L.H. Pointer
$15596	2		Labyrinth 3 L.H. Pointer
$15598	2		Scrap Brain 1 L.H. Pointer
$1559A	2		Scrap Brain 2 L.H. Pointer
$1559C	2		Scrap Brain 3 L.H. Pointer
$1559E	2		Sky Base 1 L.H. Pointer
$155A0	2		Sky Base 2 L.H. Pointer
$155A2	2		Sky Base 3 L.H. Pointer
$155A4	2		Ending L.H. Pointer
$155A6	2		Empty
$155A8	2		SB 2 Area 1 -> 2 L.H. Pointer
$155AA	2		SB 2 Area 1 -> 3 L.H. Pointer
$155AC	2		SB 2 Area 2 -> 1 [TP] L.H. Pointer
$155AE	2		SB 2 Area 2 -> 3 [TP] L.H. Pointer
$155B0	2		SB 2 Area 2 -> 1 L.H. Pointer
$155B2	2		SB 2 Area 3 -> 1 L.H. Pointer
$155B4	2		Sky Base 2 area 2 L.H. Pointer
$155B6	2		Sky Base 2 area 2 L.H. Pointer 2
$155B8	2		Bonus 1 L.H. Pointer
$155BA	2		Bonus 2 L.H. Pointer
$155BC	2		Bonus 3 L.H. Pointer
$155BE	2		Bonus 4 L.H. Pointer
$155C0	2		Bonus 5 L.H. Pointer
$155C2	2		Bonus 6 L.H. Pointer
$155C4	2		Bonus 7 L.H. Pointer
$155C6	2		Bonus 8 L.H. Pointer
$155C8	2		Empty
$155CA	37		Green Hill 1 Level Header
$155EF	37		Green Hill 2 Level Header
$15614	37		Green Hill 3 Level Header
$15639	37		Ending Level Header
$1565E	37		Bridge 1 Level Header
$15683	37		Bridge 2 Level Header
$156A8	37		Bridge 3 Level Header
$156CD	37		Jungle 1 Level Header
$156F2	37		Jungle 2 Level Header
$15717	37		Jungle 3 Level Header
$1573C	37		Labyrinth 1 Level Header
$15761	37		Labyrinth 2 Level Header
$15786	37		Labyrinth 3 Level Header
$157AB	37		Scrap Brain 1 Level Header
$157D0	37		Scrap Brain 2 Level Header
$157F5	37		SB 2 Area 1 -> 2 Level Header
$1581A	37		SB 2 Area 1 -> 3 Level Header
$1583F	37		Scrap Brain 3 Level Header
$15864	37		SB 2 Area 2 -> 1 Level Header
$15889	37		SB 2 Area 3 -> 1 Level Header
$158AE	37		SB 2 Area 2 -> 1 [TP] Level Header
$158D3	37		SB 2 Area 2 -> 3 [TP] Level Header
$158F8	37		Sky Base 1 Level Header
$1591D	37		Sky Base 2 Level Header
$15942	37		Sky Base 3 Level Header
$15967	37		Sky Base 2 Area 2 Level Header
$1598C	37		Bonus 1 Level Header
$159B1	37		Bonus 2 Level Header
$159D6	37		Bonus 3 Level Header
$159FB	37		Bonus 4 Level Header
$15A20	37		Bonus 5 Level Header
$15A45	37		Bonus 6 Level Header
$15A6A	37		Bonus 7 Level Header
$15A8F	37		Bonus 8 Level Header
$15AB4	76		Green Hill 1 Sprites
$15B00	67		Green Hill 2 Sprites
$15B43	19		Green Hill 3 Sprites
$15B56	70		Bridge 1 Sprites
$15B9C	58		Bridge 2 Sprites
$15BD6	22		Bridge 3 Sprites
$15BEC	88		Jungle 1 Sprites
$15C44	73		Jungle 2 Sprites
$15C8D	22		Jungle 3 Sprites
$15CA3	79		Labyrinth 1 Sprites
$15CF2	88		Labyrinth 2 Sprites
$15D4A	31		Labyrinth 3 Sprites
$15D69	67		Scrap Brain 1 Sprites
$15DAC	61		Scrap Brain 2 Sprites
$15DE9	76		Scrap Brain 2 area 2 Sprites
$15E35	25		Scrap Brain 2 area 3 Sprites
$15E4E	76		Scrap Brain 3 Sprites
$15E9A	58		Sky Base 1 Sprites
$15ED4	67		Sky Base 2 Sprites
$15F17	10		Sky Base 3 Sprites
$15F21	4		Sky Base 2 area 2 sprites
$15F25	7		Bonus Stage 1 Sprites
$15F2C	10		Bonus Stage 2 Sprites
$15F36	10		Bonus Stage 3 Sprites
$15F40	19		Bonus Stage 4 Sprites
$15F53	19		Bonus Stage 5 Sprites
$15F66	25		Bonus Stage 6 Sprites
$15F7F	22		Bonus Stage 7 Sprites
$15F95	47		Bonus Stage 8 Sprites
$15FBA	10		Ending Sprites
$15FC4	60		Empty
$16000	302		Title Screen 8x8 tilemap
$1612E	187		Passed act 8X8 tilemap
$161E9	149		Special stage finished 8x8 tilemap
$1627E	376		Map 1 8x8 tilemap
$163F6	325		Map 1 8x8 tilemap related/beta?
$1653B	368		Map 2 8x8 tilemap
$166AB	339		Map 2 8x8 tilemap related/beta?
$167FE	44		Game Over 8x8 tilemap
$16830	377		Bad End map 8x8 tilemap
$169A9	325		Good End map 8x8 tilemap
$16AEE	371		Credits 8x8 tilemap related/beta?
$16C61	393		Credits 8x8 tilemap
$16DEA	2110		Green Hill 1 Level Layout & Ending
$17628	1633		Green Hill 2 Level Layout
$17C89	813		Green Hill 3 Level Layout
$17FB6	2732		Jungle 1 Level Layout
$18A62	754		Bonus 4 Level Layout
$18D54	1513		Jungle 2 Level Layout
$1933D	1690		Scrap Brain 1 Level Layout
$199D7	2308		Scrap Brain 2 Level Layout
$1A2DB	2296		Scrap Brain 2c Level Layout
$1ABD3	1711		Scrap Brain 2b Level Layout
$1B282	2226		Scrap Brain 3 Level Layout
$1BB34	925		Sky Base 2a Level Layout
$1BED1	1684		Bridge 1 Level Layout
$1C565	2242		Labyrinth 1 Level Layout
$1CE27	3347		Labyrinth 2 Level Layout
$1DB3A	1902		Sky Base 1 Level Layout
$1E2A8	1177		Bridge 2 Level Layout
$1E741	914		Sky Base 3 Level Layout
$1EAD3	302		Sky Base 2b Level Layout
$1EC01	1013		Jungle 3 Level Layout
$1EFF6	761		Labyrinth 3 Level Layout
$1F301	320		Bridge 3 Level Layout
$1F441	778		Bonus 1 Level Layout
$1F74B	606		Bonus 2 Level Layout
$1F9A9	505		Bonus 3 Level Layout
$1FBA2	1118		empty data
$20000	24576		Sonic art compressed?
$26000	5407		Title Screen Compressed art
$2751F	3445		"Sonic Has Passed" Screen Compressed art
$28294	2166		End Sign Compressed art
$28B0A	1889		Title Screen Animated Finger Compressed art
$2926B	1751		Map 1 route art Compressed art
$29942	2024		Map 2 route art Compressed art
$2A12A	2835		Green Hill sprites Compressed art
$2AC3D	2960		Bridge sprites Compressed art
$2B7CD	3049		Jungle sprites Compressed art
$2C3B6	3007		Labyrinth sprites Compressed art
$2CF75	2667		Scrap Brain sprites Compressed art
$2D9E0	2865		Sky Base sprites Compressed art
$2E511	2464		Special Stage sprites Compressed art
$2EEB1	2685		Boss sprites Compressed art
$2F92E	1090		HUD Compressed art
$2FD70	640		Ring Animation Compressed art
$2FFF0	16		Empty
$30000	6145		Map 1 Compressed art
$31801	6117		Map 2 / Credits Compressed art
$32FE6	5522		Green Hill Compressed art
$34578	5512		Bridge Compressed art
$35B00	5823		Jungle Compressed art
$371BF	5772		Labyrinth Compressed art
$3884B	5283		Scrap Brain Compressed art
$39CEE	5831		Sky Base outside Compressed art
$3B3B5	5193		Sky Base inside Compressed art
$3C7FE	4650		Bonus Compressed art
$3FF21	223		Empty