Relevant datasheets: [[Media:YMF288.pdf|OPN3 (ymf288) (Japanese)]] and [[Media:YM2608J Translated.pdf|OPNA (ym2608) (English)]]
Despite having similar names, it's important to note that the OPN3 soundchip is not compatible at all with the OPL3 soundchip (such as the one found in the [[Willy|Willy OPL3]] soundcard).
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