//Painting Signboard
Stand near it and press either Ex1, A or B to display image.

//Text Signboard
Stand near signboard and press EX1 to read it.

//Sound signboard
A speaker that plays specific sound, when pressing EX1 while near it.

//Switch
Simple 2-state switch

//Secret Earthquake
Triggers earthquake when secrets pop open.

//Painting Signboard
Place FFC on the signboard or painting
D0 - Top Left corner of image
D1 - Image width, in tiles.
D2 - Image height, in tiles.
D3 - Cset used for drawing.
D4 - X offset of image drawn
D5 - Y offset of image drawn
D6 - 0 - black background, 1- use transparency

//Text Signboard
Place FFC on the signboard.
D0 - string

//Sound signboard
Place FFC at speaker location
D0 - sound ID

//Switch
Place FFC at switch location
D0 - combo to turn flagged combos in off state
D1 - combo to turn flagged combos in on state
D2 - Switch type
0 - step -> permanent (until leaving screen)
1 - step - on, release - off.
2 - Toggle state with EX1.
3 - Hold EX1 on switch FFC to keep switch on, otherwise off.
D3 - Switch only combos with came CSet, as FFC.

//Secret Earthquake
Place FFC anywhere on the screen.
D0 - Earthquake duration, in frames.
D1 - If >0 -> additionally stops MIDI