Address | Name | Function |
0x04000060 | REG_SOUND1CNT_L | Sound 1 Sweep control |
0x04000062 | REG_SOUND1CNT_H | Sound 1 Length, wave duty and envelope control |
0x04000064 | REG_SOUND1CNT_X | Sound 1 Frequency, reset and loop control |
0x04000068 | REG_SOUND2CNT_L | Sound 2 Length, wave duty and envelope control |
0x0400006C | REG_SOUND2CNT_H | Sound 2 Frequency, reset and loop control |
0x04000070 | REG_SOUND3CNT_L | Sound 3 Enable and wave ram bank control |
0x04000072 | REG_SOUND3CNT_H | Sound 3 Sound length and output level control |
0x04000074 | REG_SOUND3CNT_X | Sound 3 Frequency, reset and loop control |
0x04000078 | REG_SOUND4CNT_L | Sound 4 Length, output level and envelope control |
0x0400007C | REG_SOUND4CNT_H | Sound 4 Noise parameters, reset and loop control |
0x04000080 | REG_SOUNDCNT_L | Sound 1-4 Output level and Stereo control |
0x04000082 | REG_SOUNDCNT_H | Direct Sound control and Sound 1-4 output ratio |
0x04000084 | REG_SOUNDCNT_X | Master sound enable and Sound 1-4 play status |
0x04000088 | REG_SOUNDBIAS | Sound bias and Amplitude resolution control |
0x04000090 | REG_WAVE_RAM0_L | Sound 3 samples 0-3 |
0x04000092 | REG_WAVE_RAM0_H | Sound 3 samples 4-7 |
0x04000094 | REG_WAVE_RAM1_L | Sound 3 samples 8-11 |
0x04000096 | REG_WAVE_RAM1_H | Sound 3 samples 12-15 |
0x04000098 | REG_WAVE_RAM2_L | Sound 3 samples 16-19 |
0x0400009A | REG_WAVE_RAM2_H | Sound 3 samples 20-23 |
0x0400009C | REG_WAVE_RAM3_L | Sound 3 samples 23-27 |
0x0400009E | REG_WAVE_RAM3_H | Sound 3 samples 28-31 |
0x040000A0 | REG_FIFO_A_L | Direct Sound channel A samples 0-1 |
0x040000A2 | REG_FIFO_A_H | Direct Sound channel A samples 2-3 |
0x040000A4 | REG_FIFO_B_L | Direct Sound channel B samples 0-1 |
0x040000A6 | REG_FIFO_B_H | Direct Sound channel B samples 2-3 |
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Acronyms Used |
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DAC | Digital-To-Analog Converters | |
DMA | Direct Memory Access | |
DMG | The original gameboy (Dot Matrix Game) | |
FIFO | First-In-First-Out |