Release number

Logging the release return from Xbox360Peripheral::start indicates
that the Hori Real Arcade Pro EX has a release number of 0x100. This
value does not seem to be caught by the switch statement, so I am
going to attempt to catch it.
Changing the values to chatpad init for HORI EX

http://www.beyondlogic.org/usbnutshell/usb6.shtml#SetupPacket

SET_CONFIGURATION (0x09) - Set Configuration is
                           used to enable a device

GET_STATUS (0x00) - The Get Status request directed
                    at the device will return two
                    bytes during the data stage
Getting some more detailed information regarding the failure