SMW Memory Map
|$7E1DF9||4 bytes||I/O||SPC700 I/O Ports. Write values to play music/SFX.
Note that the valid values refer to a clean rom, if using an Addmusic tool songs and sound effects are (usually) remapped (for example, with AddmusicK you can check them in "Addmusic_sound effects.txt" and "Addmusic_list.txt").
|$1DF9 Values $1DFA Values $1DFB Values $1DFC Values|