Gamepad
USB-HID gamepad based on Arduino Joystick Library (https://github.com/MHeironimus/ArduinoJoystickLibrary) for ATmega32U4 Microcontrollers
Bluetooth gamepad based on Bluetooth LE Gamepad library (https://github.com/lemmingDev/ESP32-BLE-Gamepad) for the ESP32
Platform: Windows, Linux, Android, Raspberry Pi
Pinout for Arduino Leonado/Micro
button_A 0
button_B 1
button_C (L3) 2
button_X 3
button_Y 4
button_Z (R3) 5
button_L1 6
button_R1 7
button_L2 8
button_R2 9
button_SELECT 10
button_START 11
button_UP 12
button_LEFT 13
button_DOWN A4
button_RIGHT A5
left_analog_stick_x A1
left_analog_stick_y A0
right_analog_stick_x A3
right_analog_stick_y A2
Pinout for SparkFun Pro Micro
button_A 0
button_B 1
button_SELECT 2
button_X 3
button_Y 4
button_START 5
button_L1 6
button_R1 7
button_L2 8
button_R2 9
button_UP 10
button_LEFT 14
button_DOWN 15
button_RIGHT 16
left_analog_stick_x A1
left_analog_stick_y A0
right_analog_stick_x A3
right_analog_stick_y A2
Pinout for ESP32 Bluetooth
button_A 26
button_B 27
button_C (L3) 4
button_X 5
button_Y 12
button_Z (R3) 13
button_L1 14
button_R1 15
button_L2 16
button_R2 17
button_SELECT 18
button_START 19
button_UP 21
button_LEFT 22
button_DOWN 23
button_RIGHT 25
left_analog_stick_x 32
left_analog_stick_y 33
right_analog_stick_x 34
right_analog_stick_y 35