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It is very hard to reproduce and likely happens on more systems. I had most success with YM2612 + SN76489
[furnace.log](https://github.com/tildearrow/furnace/files/12214049/furnace.log)
to repro…
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https://github.com/tildearrow/furnace/assets/32672779/b0dc9a0b-a6db-4a1e-83c6-88b4f9b391bb
If you play one note repeatedly (for example, C-3), its pitch will be greatly distorted when changing the …
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Thank you for your amazing chip!
It's really a powerful chip, my jaw dropped only tinkering the PSG+PCM sections, far from grasping any sense of the whole chip and what it can do.
But during the …
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In the table in 8.2.1 and the text in 8.2.2 for the SN76489 PSG when writing the second half of the tone data (e.g. with the MSB = 0) it refers to the "7 bits of the data" ; in the 76489 Applications …
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These comments apply to official B-Em 2.2 release, as well as the current build. The problem seems to be present on Linux and Windows.
The changes I have made so far in db-music5000 haven't made th…
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Hello,
i try to use SD card with the 4PIO card on the SBC V2-005i (4,8 & 10 Mhz) , but i all ways get an command error at boot up.
My config at sd.asm
> SD_DEVMAX .E…
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Ahoj, bylo by možné prosím výhledově dodělat emulaci [OndraMELODIK](https://github.com/72ka/OndraMELODIK) (čipu SN76489)?. Používám jondru při vývoji a hrozně by mi to pomohlo, alespoň na hrubé odladě…
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PSG:
- [x] Atari POKEY
- [ ] Watara Supervision APU
- [x] T6W28 (mildly-enhanced SN76489)
- [ ] GBA APU
- [x] VERA (Commander X16)
Wavetable:
- [x] 2C33 (FDS)
- [x] Konami SCC / SCC+
- [x] …
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The SMS PSG integrated into the VDP (the one Furnace targets) is a clone of the TI SN76489 that has 16-bit LFSR for noise generation. The original TI SN76489/TMS9919 chips have a 15-bit noise LFSR ins…
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I think it would be kinda nifty if the user could make their own configuration of sound hardware and save it as a preset console for later use. I commonly use two 2612's and one SN76489, and its a tad…