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05-03-22 04:49:42 AM
Jul - General Game/ROM Hacking - Thunder Force II ROM Hacking New poll - New thread - New reply
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Dracula
Random nobody
Level: 6


Posts: 4/5
EXP: 576
For next: 331

Since: 01-23-15

From: USA

Since last post: 7.3 years
Last activity: 7.0 years

Posted on 01-23-15 04:43:14 AM (last edited by Dracula at 01-31-15 08:24:34 PM) Link | Quote
This thread is for Thunder Force II for Sega Genesis. X68000 version got me interested of hacking this game.

Thunder Force II

Z80 Bank $78000

Music ID Z80 Pointer ROM Pointer Song Name
00 Music 1 $0100 Knights of Legend
01 Music 2 $10E7 Exceed
02 Music 3 $175F Take Strict Precautions
03 Music 4 $1B24 $79B24 Illusion
04 Music 5 $22AB Irrevocable Dream
05 Music 6 $2A5C A Ray of Hope
06 Music 7 $3100 Cruise Control
07 Music 8 $340C Cloud of Dust
08 Music 9 $391C Death Face's
09 Music 10 $4295 Big na Okata 1
0A Music 11 $467B Big na Okata 2
0B Music 12 $4914 Big na Okata 3
0C Music 13 $4CB7 Big na Okata 5
0D Music 14 $4F39 Big na Okata 6
0E Music 15 $5326 The Wind Blew All Day Long
0F Music 16 $586B $7D86B Mission 2
10 Music 17 $5C23 $7DC23 Stage Clear
11 Music 18 $5DF9 Game Over
12 Music 19 $6011 Take Off One's Gloves (Ending Theme)
13 Music 20 $6E1C Tan Tan Ta Ta Ta Tan
14 Music 21 $708F $7F08F Big na Okata 4

Z80 main header:

$00
$01 Volume

$02 Tempo modifier.
$03 Pitch modifier.

$04 ?
$05 ?

Configuration Mode:
FFFF9824 - Stage ???
FFFF982E - Rank
FFFF9828 - Stock
FFFF9BBE - Shot
FFFF982A - Music
FFFF982C - Sound

Game Mode:
FFFF99E8 - Weapon
FFFF981C - Lives
FFFF8026 - Invincible
FFFF9A1E - How much time to complete the top view stage for a better score.

Configuration Mode Text Hacking:
Video RAM:

90=0
91=1
92=2
93=3
94=4
95=5
96=6
97=7
98=8
99=9
A0=Blank Space
A1=A
A2=B
A3=C
A4=D
A5=E
A6=F
A7=G
A8=H
A9=I
AA=J
AB=K
AC=L
AD=M
AE=N
AF=O
B0=P
B1=Q
B2=R
B3=S
B4=T
B5=U
B6=V
B7=W
B8=X
B9=Y
BA=Z
BB=Ship
BC=x

Level Data?:

dword_20002: dc.l $96, $2847, $28DD, $23EA; 0 Stage 1 The skies overhead
dc.l $4CC7, $103D, $5D04, $BE3; 4 Stage 2 Inside of an enemy port
dc.l $68E7, $1E81, $8768, $1F0F; 8 Stage 3 Skyscrapers
dc.l $A677, $E31, $B4A8, $14FD; $C Stage 4 Highway
dc.l $C9A5, $16C9, $E06E, $2A4E; $10 Stage 5 A cave
dc.l $10ABC, $147B, $11F37, $DF6; $14 Stage 6 Inside an abandoned pipe
dc.l $12D2D, $262C, $15359, $1CE3; $18 Stage 7 Statues
dc.l $1703C, $2051, $1908D, $14DD; $1C Stage 8 Inside the ruins
dc.l $1A56A, $1DE1, $1C34B, $2FF2; $20 Stage 9 The final confrontation

Updated at 1:07am
sub_61EC - PrepareMusic1
sub_6216 - PrepareMusic2
sub_625A - PlayMusicExec
sub_6276 - PlayMusic


sub_62D8 - PlaySound1 (with priority management)
sub_62FE - PlaySound2 (without priority management)
sub_631C - ExecuteSoundRequest

sub_6472 - PlayVoice

Updated at 1-24-2015 9:55PM ct.

Boss Stuff:
This is located from loc_7940.

Boss HP

Stage 2
Mini Boss HP: 640
RAM - 8A0C

Boss HP: 2710
RAM - 8A0C
-----------------------------------
Stage 4
Mini Boss HP: 7D0
RAM - 8A0C

Boss HP: FA0
RAM - 8E0C
-----------------------------------
Stage 6
Mini Boss HP: 8C0
1. RAM - 8C8C
2. RAM - 8DAC

Boss HP: 1388
RAM - 8D0C

-----------------------------------
Stage 8
Mini Boss HP: C50
RAM - 8A4C

Boss HP: 2710
RAM - 8E0C


Updated at 4:31pm ct on 1-31-2015
Weapon Select

Top View
RAM
99EA:FF - Laser
99EB:FF - Wide Shot
99EC:FF - Five Wave
99ED:FF - Destory
99EE:FF - Clash
99EF:FF - Hunter

9A00:00XX
00 - No Claws
01 - 1 Claw
02 - 2 Claws
-----------------------------------
Side View
RAM
99F6:FF - Laser
99F7:FF - Mega Flash
99F8:FF - Wave Shot
99F9:FF - Side Blaster
99FA:FF - Nova
99FB:FF - Hunter
99FE:FFFF - Claw & Roll Timer

9A04:00XX
00 - No Claws
01 - 1 Claw
02 - 2 Claws
----------------------------------
More Boss Stuff
RAM
9A3C:00XX
00 - No Boss
01 - Boss Appears
02 - Boss Defeated
----------------------------------
9A84:0004 - How many defense systems are left in top view stages
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Jul - General Game/ROM Hacking - Thunder Force II ROM Hacking New poll - New thread - New reply


Rusted Logic

Acmlmboard - commit 47be4dc [2021-08-23]
©2000-2022 Acmlm, Xkeeper, Kaito Sinclaire, et al.

26 database queries.
Query execution time: 0.082308 seconds
Script execution time: 0.004922 seconds
Total render time: 0.087230 seconds