Thanks Sokol1

I have made some progress as can now see device in Device Manager HID list as well.
I have a Shift Register on a Breadboard for now and at least got some buttons showing but all show and there is no reaction to a button press. See PDF
Attachments
Attached PDF document
MMJoySet3 2017_03_12_12_35pm.pdf (170.44 KB, 530 downloads)