YMF715E
9-1-2-2. Sound Blaster Pro compatibility Mixer
The table below is the register map of mixer of Sound Blaster Pro compatibility.
Index | D7 |
| D6 |
| D5 | D4 | D3 |
| D2 |
| D1 | D0 |
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00h |
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| Reset Mixer |
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04h |
| Voice Vol. Lch |
| - |
| Voice Vol. Rch |
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0Ah | - |
| - |
| - | - | - |
| MIC Vol. | - | ||
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| Input |
| Low Pass |
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0Ch | - |
| - |
| Filter | - | Filter |
| Input Source | - | ||
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| Output |
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| Stereo |
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0Eh | - |
| - |
| Filter | - | - |
| - |
| SW | - |
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22h |
| Master Vol. Lch | - |
| Master Vol. R |
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26h |
| MIDI Vol. Lch |
| - |
| MIDI Vol. Rch |
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28h |
| CD Vol. Lch |
| - |
| CD Vol. Rch |
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2Eh |
| Line Vol. Lch |
| - |
| Line Vol. Rch |
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The bit remarked
indicates that these can be read and written but not effective.
The actual value written to the Master Vol., MIDI Vol., CD Vol. and Line Vol. is based on the table shown below. And when read, actual value cannot be read and written value to each register is read instead.
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| Voice Vol. (04h), CD Vol. (28h), Line Vol. (2Eh) |
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| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| 0 | mute | mute | mute | mute | mute | mute | mute | mute |
| 1 | mute | 0dB | ||||||
| 2 | mute | 0dB | 0dB | |||||
| 3 | mute | 0dB | 0dB | 0dB | ||||
| 4 | mute | 0dB | 0dB | 0dB | 0dB | |||
| 5 | mute | 0dB | 0dB | 0dB | 0dB | 0dB | ||
| 6 | mute | 0dB | 0dB | 0dB | 0dB | 0dB | 0dB | |
| 7 | mute | 0dB | 0dB | 0dB | 0dB | 0dB | 0dB | 0dB |
May 21, 1997