Using SDL2 in RG353P - leonkasovan/RG353P GitHub Wiki
Using Joystick
Name: retrogame_joypad
Joystick Event: sdl.JoyButtonEvent
Button Up: 13
Button Right: 16
Button Down: 14
Button Left: 15
Button A: 1
Button B: 0
Button X: 2
Button Y: 3
L1: 4
R1: 5
L2: 6
R2: 7
Select: 8
Start: 9
Func: 10
Thumb L3: 11
Thumb R3: 12
Joystick Event: sdl.JoyAxisEvent
A. Left Thumb
left: axis=0 (-32768)
right: axis=0 (32768)
up: axis=1 (-32768)
down: axis=1 (32768)
B. Right Thumb
left: axis=2 (-32768)
right: axis=2 (32768)
up: axis=3 (-32768)
down: axis=3 (32768)