Difference between revisions of "Turbo Sound Next Control"
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Revision as of 11:00, 14 April 2019
| Number | $FFFD |
|---|---|
| Decimal | |
| Short desc. | Controls stereo channels and selects active sound chip and sound chip channel. |
| Bit Mask | %11-- ---- ---- --0- |
| Readable | No |
| Writable | Yes |
| Subsystem | Turbo Sound Next |
When written to with the top bit set, selects the active sound chip.
| Bit | Function |
|---|---|
| 7 | Must be 1 |
| 6 | Enable left audio |
| 5 | Enable right audio |
| 4-2 | Must be 1 |
| 1-0 | Select active chip. 0-3: unused, AY3, AY2, AY1. |
Otherwise, selects the register number to access from the active sound chip.