# FM31 serial OPL3

```
AdLibitum Serial/Both
  -> 127.0.0.1:8890   (FM31 monitor LISTEN)
  -> optional COM forward
  -> FM31_DOS / Win16 / Win98
  -> OPL3/ESFM @ 388h
```

## Settings

| | |
|---|---|
| Baud | 38400 |
| Frame | `AA bank reg val` |
| Probe | `F0` → `F1` |
| Flow | none |

## Order

1. Emulate works on modern PC
2. `FM31_MONITOR.bat` — monitor only, channels move
3. Vintage: `FM31_DOS 1 /DEMO` (local notes, no cable)
4. Null-modem; start receiver; then sender demo

Only one listener on 8890. Only one owner per COM port.

## Launchers

```bat
FM31_MONITOR.bat
FM31_LAUNCH.bat
FM31_INSTALL_WIN31.bat
FM31_RECEIVER_SELFTEST.bat
```

Hardware pack + Armada kit: see `FM31_HARDWARE_README.md`.