It seems we have to research this each year. So here it is.
Axis 1: Left Thumbstick Left-Right
Axis 4: Right Thumbstick Left-Right
Axis 2: Left Thumb Stick Up-Down(Needs to be negated or else up-down controls are inverted)
Axis 5: Right Thumb Stick Up-Down(Needs to be negated or else up-down controls are inverted)
Axis 3(>0): Left Trigger
Axis 3(<0): Right Trigger
1: A Button
2: B Button
3: X Button
4: Y Button
5: Left Bumper
6: Right Bumper
7: Stop/Back Button
8: Start Button
9: Left Thumbstick Button
10: Right Thumbstick Button
DPAD:
-1: No Thumbpad Button
0: North Thumbpad Button
45: North-East Thumbpad Button
90: East Thumbpad Button
135: South-East Thumbpad Button
180: South Thumbpad Button
225: South-West Thumbpad Button
270: West Thumbpad Button
315: North-West Thumbpad Button