Ym2413 Instruments.bin -

#YM2413 #OPLL #ChipMusic #ReverseEngineering #FMArchives Subject: Inside Ym2413 Instruments.bin – Understanding the OPLL Sound Bank

15 presets. 2 custom slots. 8 bytes each. Retro synth perfection. Ym2413 Instruments.bin

Just extracted and mapped the instrument bank from the classic (OPLL) FM synth chip. 🎹 Mega Drive (FM sound mode)

Ym2413 Instruments.bin contains the 15 preset + 2 custom instrument parameters used in MSX, Mega Drive (FM sound mode), and arcade classics. Ym2413 Instruments.bin

The file is a raw dump of the instrument parameter table used by Yamaha’s OPLL FM synth. Unlike full-blown OPL2/3, the YM2413 uses a hybrid of preset + customizable slots.