Uzebox JAMMA controller pin allocation

The Uzebox JAMMA contains a similar hardware design for control inputs used in the standard SNES controller (Two 4021 shift registers for each controller input). In order to utilize the various types of inputs on arcade machines, the control scheme varies to that of the Uzebox. Below is a table which identifies what arcade cabinet functions are connected to the SNES controllers.

Control / Pin	Function
P1 - L button	Service
P1 - R button	Test
P1 - Start button	1 player start
P1 - Select button	2 players start
P2 - Start button	Tilt
P2 - L button	Coin 1
P2 - R button	Coin 2