Turbo Sound Next Control: Difference between revisions

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When written to with the top two bytes high, selects the active sound chip. Otherwise, selects the register number to access from the active sound chip.
When written to with the top bit set, selects the active sound chip. Otherwise, selects the register number to access from the active sound chip.

Revision as of 14:01, 16 August 2017

Port Number $FFFD
Decimal
Short desc. Controls stereo channels and selects active sound chip and sound chip channel.
Bit Mask
Readable No
Writable Yes
Subsystem Turbo Sound Next


When written to with the top bit set, selects the active sound chip. Otherwise, selects the register number to access from the active sound chip.