Sound Hacking/WonderSwan
Simple Triggers
Advanced Hacks
Digital Monster: D-Project
offset hex patch description 328B75 B0 01 -> B0 xx ;Replace Title Music 328C69 75 03 -> EB 03 ;Stay at Title screen
Valid Music IDs: 00~15
Final Fantasy IV
offset hex patch description 3400EF B8 9C 00 -> B8 xx 00 ;Replace Title Music
Valid Music IDs: 60, 97~CE
Ouchan no Oekaki Logic
offset hex patch description 007196 E8 16 EF -> E8 E7 EE ; no music on title screen 007402 B6 15 -> C3 90 ; prevent sound effect when pressing START 008C03 B6 07 -> B6 xx ; replace menu music
Valid Music IDs: 00~0B
Notes:
CALL 86080h
= stop musicCALL 860AFh
= play music, ID is in register DHCALL 8000h:0CA1Fh
= play music/sound effect/voice, ID is in register DH,00~13
= music,14~22
= SFX,23~2A
= voice