furnace/doc/4-instrument/psg.md

15 lines
532 B
Markdown
Raw Normal View History

2023-07-13 20:19:00 -04:00
# PSG instrument editor
2023-08-14 12:52:27 -04:00
The instrument editor for Sega PSG (SMS, and other TI SN76489 derivatives) consists of these macros:
2023-07-13 20:19:00 -04:00
- **Volume**: volume.
- **Arpeggio**: pitch in half-steps.
- **Duty**: noise mode.
- `0`: short noise, preset frequencies.
- `1`: long noise, preset frequencies.
- `2`: short noise, use channel 3 for frequency.
- `3`: long noise, use channel 3 for frequency.
- **Panning**: output for left and right channels.
- **Pitch**: fine pitch.
2023-08-14 12:52:27 -04:00
- **Phase Reset**: trigger restart of waveform.