qmk_firmware/keyboards/_xmega/config.h

#ifndef CONFIG_H
#define CONFIG_H

#include "config_common.h"

/* USB Device descriptor parameter */
#define VENDOR_ID       0xFEED
#define PRODUCT_ID      0x6060
#define DEVICE_VER      0x0001
#define MANUFACTURER    _SPINDLE
#define PRODUCT         XMEGA
#define DESCRIPTION     test board

/* key matrix size */
#define MATRIX_ROWS 1
#define MATRIX_COLS 1

/* key matrix pins */
#define MATRIX_ROW_PINS { D0 }
#define MATRIX_COL_PINS { A0 }
#define UNUSED_PINS

/* COL2ROW or ROW2COL */
#define DIODE_DIRECTION COL2ROW

/* number of backlight levels */
// #define BACKLIGHT_PIN B6
// #define BACKLIGHT_LEVELS 5

/* Set 0 if debouncing isn't needed */
#define DEBOUNCING_DELAY 5

/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE

/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE

/* key combination for command */
#define IS_COMMAND() ( \
    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
)

/* prevent stuck modifiers */
#define PREVENT_STUCK_MODIFIERS
#undef USE_STATIC_OPTIONS
#define USE_STATIC_OPTIONS (USB_DEVICE_OPT_FULLSPEED | USB_OPT_RC32MCLKSRC | USB_OPT_BUSEVENT_PRIHIGH)
#endif