Description

Lets you set what input device is to be used as a dial control. This will override the commands -mouse, -joystick etc...

Alternative Command

-dial

Example

mame <gamename> -dial_device mouse

Command Format

<gamename> -dial_device <device>. The device can be keyboard, mouse, joystick, lightgun or none.. The example will set the default device if a game uses a dial to your mouse.

MAME's Default Setting

keyboard