OPN3LPT circuit board for PC9821note series acting as a YMF288 FM synthesizer on LPT
SCH and PCB editor: Easyeda (lceda.cn) How to use： At editor, Click the document icon on the topbar, via "Document" > "Open" > "EasyEDA Source", and select json file, then open it at the editor.
support PCs: PC-9821ne2 and later(HPCN36p LPT port required)
tested OK with PC-9821nw150,PC-9821nr12,PC-9821ne3
not support: PC-9821ne and pc-9801series
DRIVERS： PMDLPT v4.8s(v0.2 alpha): https://github.com/74644323/pmdsrc/releases
(YM2608,ADPCM and YM2203 are not supported at present)
DEMO video: https://www.bilibili.com/video/BV1Gb4y1R7bP