batbsv

win 10 pro leonardo boart 8axis set, visible 7.  project freejoy https://github.com/FreeJoy-Team/FreeJoy all 8 axis visible and usb device visible...

https://github.com/MHeironimus/ArduinoJoystickLibrary/issues/177

Another way- chande library https://github.com/batbsv/Arduino_Joystick_Keyboard_UARTengine

yes. additional, device visible in usb game control 

this issue fixed.work properly mmjoy2 not have source code, and project freezed.