Nintendo GAME BOY Programming Manual page 177

3.4.1 Sound Effect A Flags
01h
Code Flag Meaning
00h Dummy flag for retriggering
80h Sound effect A stop (mute)
01h Nintendo
02h Game over sound
03h Falling sound
Predetermined sound • • • A
04h
Predetermined sound • • • B
05h
Selected sound • • • A
06h
Selected sound • • • B
07h
08h Selected sound • • • C
09h Error sound • • • buzzer
0Ah Item-catch sound
0Bh One knock on door
0Ch Explosion • • • small
0Dh Explosion • • • medium
0Eh Explosion • • • large
0Fh Defeat sound • • • A
10h Defeat sound • • • B
Striking sound (attack) • • • A
11h
Striking sound (attack) • • • B
12h
13h Air-sucking sound
14h Rocket launcher • • • A
15h Rocket launcher • • • B
16h Bubbling sound (in water)
SOUND Command
d7-d0 [bit]
Chapter 6: The Super Game Boy System
03j d1-d0 [bit]
Recommended
Interval Value
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 0
d1 = 1 • d0 = 0
d1 = 1 • d0 = 0
d1 = 1 • d0 = 0
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 0
d1 = 1 • d0 = 0
d1 = 1 • d0 = 0
d1 = 1 • d0 = 1
d1 = 1 • d0 = 1
d1 = 1 • d0 = 0
177
Voices Used
• • 6 • 7
• • 6 • 7
• • • 7
• • 6 • 7
• • • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • • 7
• • 6 • 7
• • • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • 6 • 7
• • • 7