~ruther/qmk_firmware

13d736d6ab6180072dabce17491f081fba2a2f38 — Flexerm 5 years ago 0b810bd
[Keyboard] FLX Lodestone (#8451)

* Add Lodestone PCB

Working Firmware for Lodestone PCB tested on physical PCB prototypes.

* Update keyboards/flx/lodestone/lodestone.c

* Update keyboards/flx/lodestone/keymaps/default/config.h

* Update keyboards/flx/lodestone/rules.mk

* Update keyboards/flx/lodestone/readme.md

* Delete config.h

* Update keyboards/flx/lodestone/info.json

Suggested by noroadsleft

* Update keyboards/flx/lodestone/info.json

* Update keyboards/flx/lodestone/info.json

Changed maintainer name as suggested.

* Update keyboards/flx/lodestone/keymaps/default/readme.md

* Update keyboards/flx/lodestone/info.json

* Update keyboards/flx/lodestone/rules.mk

Changed Link_Time_Optimization to LTO didn't know this was a thing :)

* Update keyboards/flx/lodestone/keymaps/default/keymap.c

Removed 2 unessisary layers from the default map.

* Update keyboards/flx/lodestone/readme.md

* Update keyboards/flx/lodestone/info.json

* Changed from LAYOUT to LAYOUT_all

AS suggested by noroadsleft, changed 4 files to match, and re-testeed on my hardware to confirm working.

* Update keyboards/flx/lodestone/config.h

Cleaned up Manu, Product and Descriptor as suggested.

* Update keyboards/flx/lodestone/readme.md
A keyboards/flx/lodestone/config.h => keyboards/flx/lodestone/config.h +70 -0
@@ 0,0 1,70 @@
/* Copyright 2020 Shaun Mitchell (Flex)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include "config_common.h"

/* USB Device descriptor parameter */
#define VENDOR_ID       0x4658 //FX
#define PRODUCT_ID      0x4C53 //LS
#define DEVICE_VER      0x0001
#define MANUFACTURER    FLX
#define PRODUCT         Lodestone
#define DESCRIPTION     FLX Lodestone

/* key matrix size */
#define MATRIX_ROWS 5
#define MATRIX_COLS 16

/*
 * Keyboard Matrix Assignments
 *
 * Change this to how you wired your keyboard
 * COLS: AVR pins used for columns, left to right
 * ROWS: AVR pins used for rows, top to bottom
 * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
 *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
 *
*/
#define MATRIX_ROW_PINS { B3, B7, F0, F1, F4 }
#define MATRIX_COL_PINS { B2, F5, F6, D0, D1, D2, D3, D5, D4, D6, D7, B4, B5, B6, C6, C7 }
#define UNUSED_PINS

/* COL2ROW, ROW2COL*/
#define DIODE_DIRECTION COL2ROW

// #define BACKLIGHT_PIN B7
// #define BACKLIGHT_BREATHING
// #define BACKLIGHT_LEVELS 3

/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
#define DEBOUNCE 5

/* define if matrix has ghost (lacks anti-ghosting diodes) */
//#define MATRIX_HAS_GHOST

/* number of backlight levels */

/* 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

/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
 * This is userful for the Windows task manager shortcut (ctrl+shift+esc).
 */
// #define GRAVE_ESC_CTRL_OVERRIDE

A keyboards/flx/lodestone/info.json => keyboards/flx/lodestone/info.json +84 -0
@@ 0,0 1,84 @@
{
    "keyboard_name": "lodestone",
    "url": "https://prototypist.net/", 
    "maintainer": "Flexerm",
    "width": 16, 
    "height": 5, 
    "layouts": {
        "LAYOUT_all": {
	        "layout": [
	            {"label":"K00 (B3,B2)", "x":0, "y":0},
	            {"label":"K01 (B3,F5)", "x":1, "y":0},
	            {"label":"K02 (B3,F6)", "x":2, "y":0},
	            {"label":"K03 (B3,D0)", "x":3, "y":0},
	            {"label":"K04 (B3,D1)", "x":4, "y":0},
	            {"label":"K05 (B3,D2)", "x":5, "y":0},
	            {"label":"K06 (B3,D3)", "x":6, "y":0},
	            {"label":"K07 (B3,D5)", "x":7, "y":0},
	            {"label":"K08 (B3,D4)", "x":8, "y":0},
	            {"label":"K09 (B3,D6)", "x":9, "y":0},
	            {"label":"K0A (B3,D7)", "x":10, "y":0},
	            {"label":"K0B (B3,B4)", "x":11, "y":0},
	            {"label":"K0C (B3,B5)", "x":12, "y":0},
	            {"label":"K0D (B3,B6)", "x":13, "y":0},
	            {"label":"K0E (B3,C6)", "x":14, "y":0},
	            {"label":"K0F (B3,C7)", "x":15, "y":0},
	            {"label":"K10 (B7,B2)", "x":0, "y":1, "w":1.5},
	            {"label":"K11 (B7,F5)", "x":1.5, "y":1},
	            {"label":"K12 (B7,F6)", "x":2.5, "y":1},
	            {"label":"K13 (B7,D0)", "x":3.5, "y":1},
	            {"label":"K14 (B7,D1)", "x":4.5, "y":1},
	            {"label":"K15 (B7,D2)", "x":5.5, "y":1},
	            {"label":"K16 (B7,D3)", "x":6.5, "y":1},
	            {"label":"K17 (B7,D5)", "x":7.5, "y":1},
	            {"label":"K18 (B7,D4)", "x":8.5, "y":1},
	            {"label":"K19 (B7,D6)", "x":9.5, "y":1},
	            {"label":"K1A (B7,D7)", "x":10.5, "y":1},
	            {"label":"K1B (B7,B4)", "x":11.5, "y":1},
	            {"label":"K1C (B7,B5)", "x":12.5, "y":1},
	            {"label":"K1D (B7,B6)", "x":13.5, "y":1, "w":1.5},
	            {"label":"K1F (B7,C7)", "x":15, "y":1},
	            {"label":"K20 (F0,B2)", "x":0, "y":2, "w":1.75},
	            {"label":"K21 (F0,F5)", "x":1.75, "y":2},
	            {"label":"K22 (F0,F6)", "x":2.75, "y":2},
	            {"label":"K23 (F0,D0)", "x":3.75, "y":2},
	            {"label":"K24 (F0,D1)", "x":4.75, "y":2},
	            {"label":"K25 (F0,D2)", "x":5.75, "y":2},
	            {"label":"K26 (F0,D3)", "x":6.75, "y":2},
	            {"label":"K27 (F0,D5)", "x":7.75, "y":2},
	            {"label":"K28 (F0,D4)", "x":8.75, "y":2},
	            {"label":"K29 (F0,D6)", "x":9.75, "y":2},
	            {"label":"K2A (F0,D7)", "x":10.75, "y":2},
	            {"label":"K2B (F0,B4)", "x":11.75, "y":2},
	            {"label":"K2C (F0,B5)", "x":12.75, "y":2},
	            {"label":"K2D (F0,B6)", "x":13.75, "y":2, "w":1.25},
	            {"label":"K2F (F0,C7)", "x":15, "y":2},
	            {"label":"K30 (F1,B2)", "x":0, "y":3, "w":1.25},
	            {"label":"K31 (F1,F5)", "x":1.25, "y":3},
	            {"label":"K32 (F1,F6)", "x":2.25, "y":3},
	            {"label":"K33 (F1,D0)", "x":3.25, "y":3},
	            {"label":"K34 (F1,D1)", "x":4.25, "y":3},
	            {"label":"K35 (F1,D2)", "x":5.25, "y":3},
	            {"label":"K36 (F1,D3)", "x":6.25, "y":3},
	            {"label":"K37 (F1,D5)", "x":7.25, "y":3},
	            {"label":"K38 (F1,D4)", "x":8.25, "y":3},
	            {"label":"K39 (F1,D6)", "x":9.25, "y":3},
	            {"label":"K3A (F1,D7)", "x":10.25, "y":3},
	            {"label":"K3B (F1,B4)", "x":11.25, "y":3},
	            {"label":"K3C (F1,B5)", "x":12.25, "y":3, "w":1.75},
	            {"label":"K3E (F1,C6)", "x":14, "y":3},
	            {"label":"K3F (F1,C7)", "x":15, "y":3},
	            {"label":"K40 (F4,B2)", "x":0, "y":4, "w":1.225},
	            {"label":"K41 (F4,F5)", "x":1.25, "y":4, "w":1.25},
	            {"label":"K42 (F4,F6)", "x":2.5, "y":4, "w":1.25},
	            {"label":"K46 (F4,D3)", "x":3.75, "y":4, "w":6.25},
	            {"label":"K4A (F4,D7)", "x":10, "y":4, "w":1.25},
	            {"label":"K4B (F4,B4)", "x":11.25, "y":4, "w":1.25},
	            {"label":"K4D (F4,B6)", "x":13, "y":4},
	            {"label":"K4E (F4,C6)", "x":14, "y":4},
	            {"label":"K4F (F4,C7)", "x":15, "y":4}    
	            ]
	        }
	    }
	}
    

A keyboards/flx/lodestone/keymaps/default/keymap.c => keyboards/flx/lodestone/keymaps/default/keymap.c +20 -0
@@ 0,0 1,20 @@
#include QMK_KEYBOARD_H

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

	// Default layer
	[0] = LAYOUT_all(
		KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC, KC_BSPC, KC_HOME,
		KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,          KC_PGUP,
		KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, KC_NUHS, KC_ENT,           KC_PGDN,
		KC_LSFT, KC_BSLS, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,          KC_UP,   KC_END,
		KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, MO(1),            KC_LEFT, KC_DOWN, KC_RGHT),

	// Fn1 Layer
	[1] = LAYOUT_all(
		KC_GRV,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_DEL,  KC_DEL,  KC_TRNS,
		KC_CAPS, KC_TRNS, KC_UP,   KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_INS,  KC_TRNS, KC_PSCR, KC_SLCK, KC_PAUS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_LEFT, KC_DOWN, KC_RGHT, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_HOME, KC_PGUP, KC_TRNS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_VOLD, KC_VOLU, KC_MUTE, KC_END,  KC_PGDN, KC_TRNS,          KC_TRNS, KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS,                            KC_TRNS,                            KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
};

A keyboards/flx/lodestone/keymaps/default/readme.md => keyboards/flx/lodestone/keymaps/default/readme.md +1 -0
@@ 0,0 1,1 @@
# The default keymap for Lodestone

A keyboards/flx/lodestone/keymaps/via/keymap.c => keyboards/flx/lodestone/keymaps/via/keymap.c +37 -0
@@ 0,0 1,37 @@
#include QMK_KEYBOARD_H

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

	// Default layer
	[0] = LAYOUT_all(
		KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC, KC_BSPC, KC_HOME,
		KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,          KC_PGUP,
		KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, KC_NUHS, KC_ENT,           KC_PGDN,
		KC_LSFT, KC_BSLS, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,          KC_UP,   KC_END,
		KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, MO(1),            KC_LEFT, KC_DOWN, KC_RGHT),

	// Fn1 Layer
	[1] = LAYOUT_all(
		KC_GRV,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_DEL,  KC_DEL,  KC_TRNS,
		KC_CAPS, KC_TRNS, KC_UP,   KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_INS,  KC_TRNS, KC_PSCR, KC_SLCK, KC_PAUS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_LEFT, KC_DOWN, KC_RGHT, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_HOME, KC_PGUP, KC_TRNS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_VOLD, KC_VOLU, KC_MUTE, KC_END,  KC_PGDN, KC_TRNS,          KC_TRNS, KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS,                            KC_TRNS,                            KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),

	// Fn2 Layer
	[2] = LAYOUT_all(
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS,                            KC_TRNS,                            KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),

	// Fn3 Layer
	[3] = LAYOUT_all(
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS,
		KC_TRNS, KC_TRNS, KC_TRNS,                            KC_TRNS,                            KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
};


A keyboards/flx/lodestone/keymaps/via/readme.md => keyboards/flx/lodestone/keymaps/via/readme.md +1 -0
@@ 0,0 1,1 @@
# The default VIA keymap for Lodestone
\ No newline at end of file

A keyboards/flx/lodestone/keymaps/via/rules.mk => keyboards/flx/lodestone/keymaps/via/rules.mk +1 -0
@@ 0,0 1,1 @@
VIA_ENABLE = yes

A keyboards/flx/lodestone/lodestone.c => keyboards/flx/lodestone/lodestone.c +17 -0
@@ 0,0 1,17 @@
/* Copyright 2020 Shaun Mitchell (Flex)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "lodestone.h"

A keyboards/flx/lodestone/lodestone.h => keyboards/flx/lodestone/lodestone.h +37 -0
@@ 0,0 1,37 @@
/* Copyright 2020 Shaun Mitchell (Flex)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include "quantum.h"

#define ___ KC_NO

// standard 65% layout ANSI + ISO

#define LAYOUT_all( \
    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F,   \
     K10,  K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C,  K1D,   K1F,   \
      K20,   K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D,  K2F,   \
    K30,  K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,   K3C,   K3E, K3F,   \
    K40,  K41,  K42,              K46,               K4A,   K4B,     K4D, K4E, K4F    \
) { \
    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F }, \
    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, ___, K1F }, \
    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, ___, K2F }, \
    { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, ___, K3E, K3F }, \
    { K40, K41, K42, ___, ___, ___, K46, ___, ___, ___, K4A, K4B, ___, K4D, K4E, K4F }, \
}

A keyboards/flx/lodestone/readme.md => keyboards/flx/lodestone/readme.md +13 -0
@@ 0,0 1,13 @@
# FLX & proto[Typist] Lodestone

Lodestone is a keyboard PCB supporting 65% layout with one bottom row blocker, designed by Flex of FLX Keyboards. [More info at proto[Typist]](https://prototypist.net/)

* Keyboard Maintainer: [Flexerm](https://github.com/Flexerm)
* Hardware Supported: FLX - Lodestone (LS65) PCB
* Hardware Availability: [proto[Typist]](https://prototypist.net/)

Make example for this keyboard (after setting up your build environment):

    make flx/lodestone:default

See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).

A keyboards/flx/lodestone/rules.mk => keyboards/flx/lodestone/rules.mk +33 -0
@@ 0,0 1,33 @@
# MCU name
MCU = atmega32u4

# Bootloader selection
#   Teensy       halfkay
#   Pro Micro    caterina
#   Atmel DFU    atmel-dfu
#   LUFA DFU     lufa-dfu
#   QMK DFU      qmk-dfu
#   ATmega32A    bootloadHID
#   ATmega328P   USBasp
BOOTLOADER = atmel-dfu

# Build Options
#   change yes to no to disable
#
BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration
MOUSEKEY_ENABLE = yes       # Mouse keys
EXTRAKEY_ENABLE = yes       # Audio control and System control
CONSOLE_ENABLE = no         # Console for debug
COMMAND_ENABLE = no         # Commands for debug and configuration
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
NKRO_ENABLE = yes           # USB Nkey Rollover
BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
MIDI_ENABLE = no            # MIDI support
UNICODE_ENABLE = no         # Unicode
BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no           # Audio output on port C6
FAUXCLICKY_ENABLE = no      # Use buzzer to emulate clicky switches
HD44780_ENABLE = no         # Enable support for HD44780 based LCDs
LTO_ENABLE = yes