Northern Project Prologue

OPN3LPT - YMF288 synthesizer card for PC/AT and PC98

Based on the OPN3LPT v1.0 (https://github.com/74644323/OPN3LPT)

Notice: This is the DB25 version that for IBM PC/AT.

For PC-98, see connection signs for HPCN36/14 on the back of the board.

Update log

v2.3: Fixed known issues.

v2.21: Add HPCN36/14 connection sign, changed USB port, add POWER LED.

v2.2: Add RESET button, fixed some bugs.

v2.1: Bug fixed.

1. Opening

-> Remember to open it at EasyEDA (website: easyeda.com) .

Click "Document" > "Open" > "EasyEDA Source", and select "NEW_PCB.json".

2. Supported machines

-> Most PC-9821s,

IBM PC/XT, PC/AT and compatible.

3. About drivers

Using a special PMD driver called PMDLPT.

Two versions here:

1. PMDLPT for PC-98 (website:https://github.com/74644323/pmdsrc/releases)

2. PMDLPT for IBMPC (website:https://github.com/octsl/PMDLPT-for-IBMPC/releases)

4. Demo videos

-> Here:https://www.bilibili.com/video/BV1Gb4y1R7bP