====== Space Invaders Sound Effect Snippet ======

<code z80>
; [...]

        SYSSUK  BMUSIC          ; UPI Begin playing MUSIC
        DW      $4F12           ; ... Music Stack = 20242
        DB      $5C             ; ... Voices = 92
        DW      SCORE           ; ... Score Address = 9757
        
; [...]

; Invader (or Bunker) EXPLOSION Music Score
SCORE:  MASTER  $35
        VOLUME  $AA,$0A         ; VA = 10, VB = 10, VC= 10, NM = 0
        NOTE1   $01,CS5
        VOLUME  $EE,$0E         ; VA = 14, VB = 14, VC= 14, NM = 0
        NOTE1   $01,$1E
        VOLUME  $DD,$0D         ; VA = 13, VB = 13, VC= 13, NM = 0
        NOTE1   $01,$19
        VOLUME  $BB,$0B         ; VA = 11, VB = 11, VC= 11, NM = 0
        NOTE1   $01, D4
        VOLUME  $99,$09         ; VA = 9, VB = 9, VC= 9, NM = 0
        NOTE1   $01, G4
        VOLUME  $77,$07         ; VA = 7, VB = 7, VC= 7, NM = 0
        NOTE1   $01,CS5
        VOLUME  $55,$05         ; VA = 5, VB = 5, VC= 5, NM = 0
        NOTE1   $01, G5
        VOLUME  $33,$03         ; VA = 3, VB = 3, VC= 3, NM = 0
        NOTE1   $01,DS6
        VOLUME  $11,$01         ; VA = 1, VB = 1, VC= 1, NM = 0
        NOTE1   $03, G7
        QUIET
        
; [...]
</code>