furnace/doc/4-instrument/psg.md
2023-07-13 17:19:00 -07:00

14 lines
No EOL
530 B
Markdown

# PSG instrument editor
The instrument editor for PSG (SMS, MSX, and other TI SN76489 derivatives) consists of these macros:
- **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.
- **Phase Reset**: trigger restart of waveform.