Changelog:
r46236 | ikorb | 2026-09-13 15:04:26 +0000 (Sun, 13 Sep 2026) | 1 line
sfx_soundexpander: add missing mirror mode field
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r46235 | gpz | 2026-09-13 14:56:40 +0000 (Sun, 13 Sep 2026) | 1 line
fix masking of unused bits in register 0x10 and 0x14, patch by Morbo
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r46234 | gpz | 2026-09-13 14:48:00 +0000 (Sun, 13 Sep 2026) | 1 line
TED register 0x1a has two bits, not just one. Patch by Morbo
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r46233 | ikorb | 2026-09-13 10:52:51 +0000 (Sun, 13 Sep 2026) | 7 lines
resurrect SFX Sound Expander piano keyboard emulation
The piano emulation was commented out in 357ee56cd, so reading from
the piano IO addresses started returning open bus values instead of a
constant 0xff, which made the official software for it play random notes.
Fixes #1946
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r46232 | gpz | 2026-09-12 19:56:24 +0000 (Sat, 12 Sep 2026) | 1 line
do not crash when file does not exist :)
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