Figure 73 - Waveform Ram Registers - Nintendo GAME BOY ADVANCE Programming Manual

May 25, 2005
10.5.1 Waveform RAM
Waveform RAM consists of a 4-bit x 32-step waveform pattern. It has 2 banks, with [d06] of
SOUND3CNT_L used for bank specification.
The Sound 3 circuit plays the waveform data specified by the bank setting, while the waveform RAM not
specified is the waveform RAM accessed by the user.
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
090h
RAM0_L
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
092h
RAM0_H
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
094h
RAM1_L
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
096h
RAM1_H
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
098h
RAM2_L
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
09Ah
RAM2_H
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
09Ch
RAM3_L
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Address Register
WAVE_
09Eh
RAM3_H
© 1999-2005 NINTENDO
Sound 3

Figure 73 - Waveform RAM Registers

Step 2 Step 3
Step 6 Step 7
Step 10 Step 11
Step 14 Step 15
Step 18 Step 19
Step 22 Step 23
Step 26 Step 27
Step 30 Step 31
Step 0 Step 1
Step 4 Step 5
Step 8 Step 9
Step 12 Step 13
Step 16 Step 17
Step 20 Step 21
Step 24 Step 25
Step 28 Step 29
Released: May 27, 2005
81
Attributes Initial Value
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R/W
Attributes Initial Value
R/W -
Initial Value
Attributes
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R/W
Attributes Initial Value
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R/W
Initial Value
Attributes
-
R/W
Attributes Initial Value
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R/W
Attributes Initial Value
R/W -
Initial Value
Attributes
R/W -
AGB-06-0001-002-B13