G80CA Joystick

SDL Joystick Details

Raw Joystick Button	Standard GameController Name (what games see)	Typical Physical Location on "play_joystick"	Notes / Seen in log?
button 00	a	A (bottom, green/cross)	Yes
button 01	b	B (right, red/circle)	Yes
button 02	x	X (left, blue/square)	Yes
button 03	y	Y (top, yellow/triangle)	Yes
button 04	leftshoulder	L1 / Left bumper	Yes
button 05	rightshoulder	R1 / Right bumper	Yes
button 06	lefttrigger (as axis 04)	Left lower trigger (digital on/off)	Yes
button 07	righttrigger (as axis 05)	Right lower trigger (digital on/off)	Yes
button 08	back	Select / Back / View	Yes
button 09	start	Start / Options	Yes
button 11	leftstick	Left analog stick press	Yes
button 12	rightstick	Right analog stick press	Yes
button 13	— (not mapped)	Central logo / Home / Guide / Mode button	Yes — unmapped
button 14	dpup	D-pad Up	Yes
button 15	dpdown	D-pad Down	Yes
button 16	dpleft	D-pad Left	Yes
button 17	dpright	D-pad Right	Yes

Analogue Axes Reference Table

Stick Part	Standard GameController Name	Raw Joystick Axis	Axis Index	Values (positive/negative)	Typical Behavior / Notes
Left Stick Horizontal	leftx (axis 00)	axis 00	00	+32767, -32768	Left ↔ Right
Left Stick Vertical	lefty (axis 01)	axis 01	01	+32767, -32768	Up ↓ Down
Right Stick Horizontal	rightx (axis 02)	axis 02	02	+32767, -32768	Left ↔ Right
Right Stick Vertical	righty (axis 03)	axis 03	03	+32767, -32768	Up ↓ Down