Stop SFX as well when playing a new song. Fix looping earthquake sound at beginning of the game.

Author: mlarouche

secret_of_mana_msu1.asm

@@ -303,12 +303,23 @@ scope MSU_Stop: {
 }
 
 scope Stop_SPC: {
+	// Stop SPC music
 	lda #$F1
 	sta SPC_COMM_0
 Handshake:
 	cmp SPC_COMM_0
 	bne Handshake
 	
+	lda #$00
+	sta SPC_COMM_0
+	
+	// Stop looping SFX
+	lda #$F2
+	sta SPC_COMM_0
+Handshake2:
+	cmp SPC_COMM_0
+	bne Handshake2
+	
 	lda #$00
 	sta SPC_COMM_0
 	rts

secret_of_mana_notes.txt

@@ -55,17 +55,12 @@ $1E00 = Command to do
 	$00 = Do nothing
 	$01 = Play Music
 	$02 = Play SFX
-	$80 = Fade out ?
-	$F1 = Stop
-	$F2 = ?????
+	$80 = Fade out
+	$F1 = Stop music
+	$F2 = Stop FX
 
 $1E01 = Requested song
 $1E05 = Previous song
-	
-$80 = Fade
-	$01 == $8F = Fade in ?
-	$01 == $80 = Fade out ?
-The game checks if the song was already playing 
 
 ; Squaresoft SFX
 $C3/01D6 8D 41 21    STA $2141  [$00:2141]   A:012D X:0B2D Y:02DE P:envMxdizC