Description

Analog joystick sometime don't center properly so a dead area can be made where no movement will be detected.

Alternative Command

-joy_deadzone
-jdz

Example

mame <gamename> -joystick_deadzone 0.5

Command Format

<gamename> -joystick_deadzone <value>. The value is a decimal between 0.0 and 1.0 where 1.0 is the full movement of the joystick. The example will set the deadzone to 50% of the joystick's movement.

MAME's Default Setting

0.3