Ym2413+instrumentsbin: [top]

| Byte Offset | Parameter Name | Description | | :--- | :--- | :--- | | 0 | AM (Amplitude Modulation) | Vibrato/Tremolo settings | | 1 | PM (Phase Modulation) | Vibrato/Tremolo settings | | 2 | EG (Envelope Generator) | Sustain level / Key scaling | | 3 | KSR (Key Scale Rate) | Envelope scaling based on pitch | | 4 | MULT (Multiplier) | Frequency multiplier | | 5 | TL (Total Level) | Volume/Output level (Carrier) | | 6 | AR (Attack Rate) | How fast sound starts | | 7 | DR (Decay Rate) | How fast sound drops to sustain | | 8 | SL (Sustain Level) | The level the sound holds at | | 9 | RR (Release Rate) | How fast sound fades after key-off |

(starting with version 0.231) to accurately simulate the internal of the Yamaha YM2413 (OPLL) sound chip . Key Functions of the YM2413 Instruments File ym2413+instrumentsbin

But here is the catch: The YM2413 also has a . By sending specific commands, you can disable the internal ROM and load your own instruments via software. This is where the instruments.bin file enters the scene. | Byte Offset | Parameter Name | Description