Add support for LFKeyboard products: LFK78, LFK87 and SMK65

11 files changed, 965 insertions, 0 deletions

diff --git a/keyboards/lfkeyboards/lfk87/config.h b/keyboards/lfkeyboards/lfk87/config.h
new file mode 100644
index 0000000000..84357450b3
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/config.h
@@ -0,0 +1,173 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+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/>.
+*/
+
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include "config_common.h"
+
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x6060
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    LFKeyboards
+#define PRODUCT         LFK87
+#define DESCRIPTION     QMK keyboard firmware for LFK87
+
+#define DIODE_DIRECTION COL2ROW
+
+
+#ifdef LFK_TKL_REV_A
+/* RevB Matrix config */
+    #define MATRIX_ROWS 6
+    #define MATRIX_COLS 17
+    #define MATRIX_ROW_PINS {D2, D3, D4, D5, D6, D7 }
+    #define MATRIX_COL_PINS {A0, A1, A2, A3, A4, A5, A6, A7, E6, E7,\
+                             F0, F1, F2, F3, C0, C1, C2 }
+    #define UNUSED_PINS {B0, B1, B2, B3, B4, B4, B5, B6, B7, C4, C5, C6, C7,\
+                         D0, D1, E0, E1, E2, E3, E4, F4, F5, F6, F7}
+    #define RGBLED_NUM 25     // Number of LEDs
+#else
+/* RevC/D Matrix config */
+    #define MATRIX_ROWS 7
+    #define MATRIX_COLS 16
+    #define MATRIX_ROW_PINS {F2, D7, D6, D5, D4, D3, F3}
+    #define MATRIX_COL_PINS {A0, A1, A2, A3, A4, A5, A6, A7, C7, C1, C0, E1, E0, C2, C3, C4}
+    #define UNUSED_PINS {B0, B1, B2, B3, B4, B4, B5, B6, B7, C5, C6, D2, E3, E4, E5, E6, E7, \
+                         F0, F1, F4, F5, F6, F7}
+    #define RGBLED_NUM 24     // Number of LEDs
+#endif
+
+#define AUDIO_VOICES
+#define C6_AUDIO
+
+#define BACKLIGHT_LEVELS 10
+#define BACKLIGHT_PWM_MAP {2, 4, 8, 16, 40, 55, 70, 128, 200, 255}
+
+#define RGB_DI_PIN F4  // Have to set it to something to get the ws2812 code to compile
+#define RGBLIGHT_ANIMATIONS
+#define RGBLIGHT_HUE_STEP 10
+#define RGBLIGHT_SAT_STEP 17
+#define RGBLIGHT_VAL_STEP 17
+
+#define TAPPING_TERM 200
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCING_DELAY 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
+
+/*
+ * Force NKRO
+ *
+ * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
+ * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
+ * makefile for this to work.)
+ *
+ * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
+ * until the next keyboard reset.
+ *
+ * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
+ * fully operational during normal computer usage.
+ *
+ * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
+ * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
+ * bootmagic, NKRO mode will always be enabled until it is toggled again during a
+ * power-up.
+ *
+ */
+//#define FORCE_NKRO
+
+/*
+ * Magic Key Options
+ *
+ * Magic keys are hotkey commands that allow control over firmware functions of
+ * the keyboard. They are best used in combination with the HID Listen program,
+ * found here: https://www.pjrc.com/teensy/hid_listen.html
+ *
+ * The options below allow the magic key functionality to be changed. This is
+ * useful if your keyboard/keypad is missing keys and you want magic key support.
+ *
+ */
+
+/* key combination for magic key command */
+#define IS_COMMAND() ( \
+    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
+)
+
+/* control how magic key switches layers */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM false
+
+/* override magic key keymap */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM
+//#define MAGIC_KEY_HELP1          H
+//#define MAGIC_KEY_HELP2          SLASH
+//#define MAGIC_KEY_DEBUG          D
+//#define MAGIC_KEY_DEBUG_MATRIX   X
+//#define MAGIC_KEY_DEBUG_KBD      K
+//#define MAGIC_KEY_DEBUG_MOUSE    M
+//#define MAGIC_KEY_VERSION        V
+//#define MAGIC_KEY_STATUS         S
+//#define MAGIC_KEY_CONSOLE        C
+//#define MAGIC_KEY_LAYER0_ALT1    ESC
+//#define MAGIC_KEY_LAYER0_ALT2    GRAVE
+//#define MAGIC_KEY_LAYER0         0
+//#define MAGIC_KEY_LAYER1         1
+//#define MAGIC_KEY_LAYER2         2
+//#define MAGIC_KEY_LAYER3         3
+//#define MAGIC_KEY_LAYER4         4
+//#define MAGIC_KEY_LAYER5         5
+//#define MAGIC_KEY_LAYER6         6
+//#define MAGIC_KEY_LAYER7         7
+//#define MAGIC_KEY_LAYER8         8
+//#define MAGIC_KEY_LAYER9         9
+//#define MAGIC_KEY_BOOTLOADER     PAUSE
+//#define MAGIC_KEY_LOCK           CAPS
+//#define MAGIC_KEY_EEPROM         E
+//#define MAGIC_KEY_NKRO           N
+//#define MAGIC_KEY_SLEEP_LED      Z
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+//#define NO_DEBUG
+
+/* disable print */
+//#define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION
+
+#endif
diff --git a/keyboards/lfkeyboards/lfk87/keymaps/default/config.h b/keyboards/lfkeyboards/lfk87/keymaps/default/config.h
new file mode 100644
index 0000000000..8893d122e0
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/keymaps/default/config.h
@@ -0,0 +1,8 @@
+#ifndef CONFIG_USER_H
+#define CONFIG_USER_H
+
+#include "../../config.h"
+
+// place overrides here
+
+#endif
diff --git a/keyboards/lfkeyboards/lfk87/keymaps/default/keymap.c b/keyboards/lfkeyboards/lfk87/keymaps/default/keymap.c
new file mode 100644
index 0000000000..79affb51c3
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/keymaps/default/keymap.c
@@ -0,0 +1,133 @@
+#include "lfk87.h"
+#include "issi.h"
+#include "lighting.h"
+#include "action_layer.h"
+
+//Define a shorter 'transparent' key code to make the keymaps more compact
+#define KC_TR KC_TRNS
+
+enum keymap_layout {
+    VANILLA = 0,  // matches MF68 layout
+    FUNC,         // 0x08
+    SETTINGS,     // 0x10
+};
+
+// Colors of the layer indicator LED
+// This list needs to define layer 0xFFFFFFFF, it is the end of the list, and the unknown layer
+const Layer_Info layer_info[] = {
+    // Layer     Mask           Red     Green   Blue
+    {0x00000000, 0xFFFFFFFF, {0x00, 0xFF, 0x00}}, // base layers - green
+    {0x00000002, 0xFFFFFFFE, {0x00, 0x00, 0xFF}}, // function layer - blue
+    {0x00000004, 0xFFFFFFFC, {0xFF, 0x00, 0xFF}}, // settings layer - magenta
+    {0xFFFFFFFF, 0xFFFFFFFF, {0xFF, 0xFF, 0xFF}}, // unknown layer - REQUIRED - white
+};
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[VANILLA] = KEYMAP(
+    /* Keymap VANILLA: (Base Layer) Default Layer
+    * ,-----------------------------------------------------------------------------.
+    * |Esc  |f1| f2| f3| f4|  | f5| f6| f7| f8|   | f9|f10|f11|f12|  |Prnt|ScLk|Paus|
+    * |-----------------------------------------------------------|  |--------------|
+    * | ~ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |  0| - | = |Backsp |  | Ins|Home|PgUp|
+    * |-----------------------------------------------------------|  |--------------|
+    * |Tab  |  Q|  W|  E|  R|  T|  Y|  U|  I|  O|  P|  [|  ]|    \|  | Del| End|PgDn|
+    * |-----------------------------------------------------------|  `--------------'
+    * |CAPS   |  A|  S|  D|  F|  G|  H|  J|  K|  L|  ;|  '|Return |
+    * |-----------------------------------------------------------|        ,----.
+    * |Shift   |  Z|  X|  C|  V|  B|  N|  M|  ,|  .|  /|Shift     |        | Up |
+    * |-----------------------------------------------------------|   ,-------------.
+    * |Ctrl|Gui |Alt |      Space            |ALT |GUI |Func|CTRL |   |Lft| Dn |Rig |
+    * `-----------------------------------------------------------'   `-------------'
+    */
+    KC_ESC, 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_PSCR, KC_SLCK, KC_PAUS, \
+    KC_GRV, 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_INS, KC_HOME, KC_PGUP, \
+    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_DELETE, KC_END, KC_PGDN, \
+    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_ENT,  \
+    KC_LSFT, 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_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, KC_RGUI, MO(FUNC), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+    /* Keymap FUNCTION: Function Layer
+    * ,-------------------------------------------------------------.  ,--------------.
+    * |Esc  |f1| f2| f3| f4|  | f5| f6| f7| f8|   | f9|f10|f11|f12  |  |Prnt|ScLk|Paus|
+    * |-------------------------------------------------------------|  |--------------|
+    * | ` |F1 |F2 |F3 |F4 |F5 |F6 |F7 |F8 |F9 |F10|F11|F12|Delete   |  |    |    |    |
+    * |-------------------------------------------------------------|  |--------------|
+    * |Tab  |   |PgU|   |   |   |   |   | Up|   |   |   |   |       |  |    |    |    |
+    * |-------------------------------------------------------------|  `--------------'
+    * |Control|Hme|PgD|End|   |   |   |Lft|Dwn|Rgt|   |   |         |
+    * |-------------------------------------------------------------|       ,----.
+    * |Shift   |   |Del|   |   |   |   |Mute|V- |V+ |  |TG(SETTINGS)|       | Up |
+    * |-------------------------------------------------------------'   ,-------------.
+    * |Func|Win |Alt |        PgD           |Alt |Ctrl |Func |          |Lft| Dn |Rig |
+    * `------------------------------------------------------'          `-------------'
+    */
+[FUNC] = KEYMAP(
+    KC_ESC, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR,                        KC_PSCR, KC_SLCK, KC_PAUS, \
+    KC_TR,  KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR,               KC_DEL,  KC_TR, KC_TR, KC_TR, \
+    KC_NO,KC_NO, KC_PGUP, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_UP, KC_NO, KC_NO, KC_NO, KC_NO,               KC_NO,   KC_TR, KC_TR, KC_TR, \
+    KC_TR, KC_HOME, KC_PGDN, KC_END, KC_NO, KC_NO, KC_NO, KC_LEFT, KC_DOWN, KC_RGHT, KC_NO, KC_NO,            KC_NO, \
+    KC_TR,    KC_NO,  KC_DEL,  KC_NO,  KC_NO, KC_NO, KC_NO, KC_MUTE, KC_VOLD, KC_VOLU, KC_NO,   TG(SETTINGS),                 KC_TR, \
+    KC_TR,  KC_TR, KC_TR,                  KC_PGDN,                           KC_TR, KC_TR, KC_TR,  KC_TR,            KC_TR,  KC_TR, KC_TR),
+
+    /* Keymap SETTINGS: Settings Layer
+    * ,-----------------------------------------------------------.     ,-------------.
+    * |Esc  |f1| f2| f3| f4|  | f5| f6| f7| f8|   | f9|f10|f11|f12  |  |Prnt|ScLk|Paus|
+    * |-------------------------------------------------------------|  |--------------|
+    * |FN0 |   |   |   |   |   |   |   |   |  |   |BL-|BL+|BL Togl|    |RGB Tog |Val+|
+    * |-----------------------------------------------------------|    |-------------|
+    * |MuMode|   |   |   |   |   |   |   |   |   |   |   |  |LEDTst|    |RGB Mode|Val-|
+    * |-----------------------------------------------------------|    `-------------'
+    * |AudTgl |Hz+|MS+|   |   |   |   |   |   |   |   |   |  RST  |
+    * |-----------------------------------------------------------|      ,----.
+    * |ClickTgl|Hz-|MS-|   |   |   |   |   |   |   |   |Layer Clr |      |Hue+|
+    * |--------------------------------------------------------------------------.
+    * |    |    |    |                       |    |    |    |     | |Sat-|Hue-|Sat+|
+    * `----------------------------------------------------------------------------'
+    */
+[SETTINGS] = KEYMAP(
+    KC_FN0,  KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, BL_DEC,            KC_NO,   KC_NO,   KC_NO,
+    KC_FN0,KC_NO,KC_NO,KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, BL_DEC, BL_INC, BL_TOGG,  RGB_TOG, RGB_VAI, KC_NO,
+    MU_MOD,  KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO,    KC_FN2,  RGB_MOD, RGB_VAD, KC_NO,
+    AU_TOG, KC_F1,KC_FN3, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO,            RESET,
+    KC_FN5, KC_FN2,KC_FN4, KC_NO, KC_NO, KC_NO, KC_NO, MU_TOG, KC_NO, KC_NO, KC_NO,                 KC_NO,           RGB_HUI,
+    KC_NO, KC_NO, KC_NO,                  KC_FN12,                           KC_NO, KC_NO, KC_NO, KC_TR,     RGB_SAD, RGB_HUD, RGB_SAI),
+};
+
+const uint16_t PROGMEM fn_actions[] = {
+    ACTION_FUNCTION(LFK_CLEAR),                               // FN0 - reset layers
+    ACTION_FUNCTION(LFK_CLICK_FREQ_HIGHER),                   // FN1 - Increase Freq of audio click
+    ACTION_FUNCTION(LFK_CLICK_FREQ_LOWER),                    // FN2 - Decrease Freq of audio click
+    ACTION_FUNCTION(LFK_CLICK_TIME_LONGER),                   // FN3 - Increase length of audio click
+    ACTION_FUNCTION(LFK_CLICK_TIME_SHORTER),                  // FN4 - Decrease length of audio click
+    ACTION_FUNCTION(LFK_CLICK_TOGGLE),                        // FN5 - Toggle audio click
+  };
+
+
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+    // MACRODOWN only works in this function
+    switch(id) {
+    }
+    return MACRO_NONE;
+};
+
+
+void matrix_init_user(void) {
+    // This keymap only has a single base layer, so reset the default if needed
+    if(eeconfig_read_default_layer() > 1){
+        eeconfig_update_default_layer(1);
+        default_layer_set(1);
+    }
+}
+
+void matrix_scan_user(void) {
+
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  return true;
+}
+
+void led_set_user(uint8_t usb_led) {
+
+}
diff --git a/keyboards/lfkeyboards/lfk87/keymaps/default/rules.mk b/keyboards/lfkeyboards/lfk87/keymaps/default/rules.mk
new file mode 100644
index 0000000000..c1f1070fd6
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/keymaps/default/rules.mk
@@ -0,0 +1,54 @@
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+
+BOOTMAGIC_ENABLE = no           # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no            # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes           # Audio control and System control(+450)
+CONSOLE_ENABLE = no             # Console for debug(+400)
+COMMAND_ENABLE = no             # Commands for debug and configuration
+NKRO_ENABLE = yes               # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = yes           # Enable keyboard backlight functionality
+MIDI_ENABLE = no                # MIDI controls
+AUDIO_ENABLE = yes              # Audio output on port C6
+UNICODE_ENABLE = no             # Unicode
+BLUETOOTH_ENABLE = no           # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes           # Enable RGB underlight
+RGBLIGHT_CUSTOM_DRIVER = yes    # RGB code is implemented in lefkeyboards, not WS2812
+SLEEP_LED_ENABLE = yes          # Breathing sleep LED during USB suspend
+TAP_DANCE_ENABLE = no
+
+ISSI_ENABLE = yes			# If the I2C pullup resistors aren't install this must be disabled
+WATCHDOG_ENABLE = no		# Resets keyboard if matrix_scan isn't run every 250ms
+
+
+ifndef QUANTUM_DIR
+	include ../../../../Makefile
+endif
+
+ifeq ($(strip $(ISSI_ENABLE)), yes)
+    TMK_COMMON_DEFS += -DISSI_ENABLE
+endif
+
+ifeq ($(strip $(WATCHDOG_ENABLE)), yes)
+    TMK_COMMON_DEFS += -DWATCHDOG_ENABLE
+endif
+
+
+# Override the LFK87 hardware version.
+#
+# A - Green PCB. at90usb1286 Only 3 exist
+# B - We don't talk about RevB
+# C-D - Black PCB. at90usb646 First public release
+#
+# LFK_REV = C
+
+# ifeq ($(LFK_REV), A)
+# 	MCU = at90usb1286
+# 	OPT_DEFS += -DBOOTLOADER_SIZE=8192
+# else
+# 	MCU = at90usb646
+# 	OPT_DEFS += -DBOOTLOADER_SIZE=4096
+# endif
+# OPT_DEFS += -DLFK_TKL_REV_$(LFK_REV)
diff --git a/keyboards/lfkeyboards/lfk87/keymaps/iso/config.h b/keyboards/lfkeyboards/lfk87/keymaps/iso/config.h
new file mode 100644
index 0000000000..8893d122e0
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/keymaps/iso/config.h
@@ -0,0 +1,8 @@
+#ifndef CONFIG_USER_H
+#define CONFIG_USER_H
+
+#include "../../config.h"
+
+// place overrides here
+
+#endif
diff --git a/keyboards/lfkeyboards/lfk87/keymaps/iso/keymap.c b/keyboards/lfkeyboards/lfk87/keymaps/iso/keymap.c
new file mode 100644
index 0000000000..10248e08cd
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/keymaps/iso/keymap.c
@@ -0,0 +1,137 @@
+#include "lfk87.h"
+#include "issi.h"
+#include "lighting.h"
+#include "action_layer.h"
+
+//Define a shorter 'transparent' key code to make the keymaps more compact
+#define KC_TR KC_TRNS
+
+enum keymap_layout {
+    VANILLA = 0,
+    FUNC,         // 0x02
+    SETTINGS,     // 0x04
+};
+
+// Colors of the layer indicator LED
+// This list needs to define layer 0xFFFFFFFF, it is the end of the list, and the unknown layer
+const Layer_Info layer_info[] = {
+  // Layer     Mask         Red   Green Blue
+  {0x00000000, 0xFFFFFFFF, {0x00, 0x00, 0x00}}, // base layer - off
+  {0x00000002, 0xFFFFFFFE, {0x00, 0x00, 0x7F}}, // function layer - blue
+  {0x00000004, 0xFFFFFFFC, {0x7F, 0x00, 0x00}}, // settings layer - red
+  {0xFFFFFFFF, 0xFFFFFFFF, {0x0F, 0x0F, 0x0F}}, // unknown layer - REQUIRED - white
+};
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[VANILLA] = ISO_KEYMAP(
+    /* Keymap VANILLA: (Base Layer) Default Layer
+    * ,-----------------------------------------------------------------------------.
+    * |Esc  |f1| f2| f3| f4|  | f5| f6| f7| f8|   | f9|f10|f11|f12|  |Prnt|ScLk|Paus|
+    * |-----------------------------------------------------------|  |--------------|
+    * | ~ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |  0| - | = |Backsp |  | Ins|Home|PgUp|
+    * |-----------------------------------------------------------|  |--------------|
+    * |Tab  |  Q|  W|  E|  R|  T|  Y|  U|  I|  O|  P|  [|  ]|  Ret|  | Del| End|PgDn|
+    * |--------------------------------------------------------.  |  `--------------'
+    * |CAPS   |  A|  S|  D|  F|  G|  H|  J|  K|  L|  ;|  '|  # |  |
+    * |-----------------------------------------------------------|        ,----.
+    * |Shft| \ |  Z|  X|  C|  V|  B|  N|  M|  ,|  .|  /|Shift     |        | Up |
+    * |-----------------------------------------------------------|   ,-------------.
+    * |Ctrl|Gui |Alt |      Space            |ALT |GUI | Func|CTRL|   |Lft| Dn |Rig |
+    * `-----------------------------------------------------------'   `-------------'
+    */
+    KC_ESC, 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_PSCR, KC_LSCR, KC_PAUS, \
+    KC_GRV, 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_INS, KC_HOME, KC_PGUP, \
+    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_ENT, KC_DELETE, KC_END, KC_PGDN, \
+    KC_LCAP, 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_LSFT, KC_NUBS, 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_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, KC_RGUI, MO(FUNC), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+  /* Keymap FUNCTION: Function Layer
+   * ,-------------------------------------------------------------.  ,--------------.
+   * |     |f1| f2| f3| f4|  | f5| f6| f7| f8|   | f9|f10|f11|f12  |  |Prnt|ScLk|Paus|
+   * |-------------------------------------------------------------|  |--------------|
+   * |   |F1 |F2 |F3 |F4 |F5 |F6 |F7 |F8 |F9 |F10|F11|F12|Delete   |  |    |    |    |
+   * |-------------------------------------------------------------|  |--------------|
+   * |Tab  |   |PgU|   |   |   |   |   | Up|   |   |   |   |   |   |  |    |    |    |
+   * |---------------------------------------------------------.   |  `--------------'
+   * |Control|Hme|PgD|End|   |   |   |Lft|Dwn|Rgt|   |   |     |   |
+   * |-------------------------------------------------------------|       ,----.
+   * |Shift|  |   |Del|   |   |   |   |Mute|V- |V+ |  |TG(SETTINGS)|       | Up |
+   * |-------------------------------------------------------------'   ,-------------.
+   * |Func|Win |Alt |         PgD             |ALT |GUI | Func|CTRL|   |Lft| Dn |Rig |
+   * `-------------------------------------------------------------'   `-------------'
+   */
+[FUNC] = ISO_KEYMAP(
+   KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR,                        KC_PSCR, KC_SLCK, KC_PAUS, \
+   KC_TR,  KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR, KC_TR,               KC_DEL,  KC_TR, KC_TR, KC_TR, \
+   KC_NO,KC_NO, KC_PGUP, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_UP, KC_NO, KC_NO, KC_NO, KC_NO,               KC_NO,   KC_TR, KC_TR, KC_TR, \
+   KC_TR, KC_HOME, KC_PGDN, KC_END, KC_NO, KC_NO, KC_NO, KC_LEFT, KC_DOWN, KC_RGHT, KC_NO, KC_NO,            KC_NO, \
+   KC_TR,KC_NO, KC_NO,  KC_DEL,  KC_NO,  KC_NO, KC_NO, KC_NO, KC_MUTE, KC_VOLD, KC_VOLU, KC_NO,   TG(SETTINGS),                 KC_TR, \
+   KC_TR,  KC_TR, KC_TR,                  KC_PGDN,                           KC_TR, KC_TR, KC_TR,  KC_TR,            KC_TR,  KC_TR, KC_TR),
+
+   /* Keymap SETTINGS: Settings Layer
+    * ,-----------------------------------------------------------.     ,-------------.
+    * |Esc  |f1| f2| f3| f4|  | f5| f6| f7| f8|   | f9|f10|f11|f12  |  |Prnt|ScLk|Paus|
+    * |-------------------------------------------------------------|  |--------------|
+    * |FN3 |BL0|BL1|BL2|BL3|   |   |   |   |  |   |BL-|BL+|BL Togl|    |RGB Tog |Val+|
+    * |-----------------------------------------------------------|    |-------------|
+    * |Debug|   |   |   |   |   |   |   |   |   |   |   |   | RST |    |RGB Mode|Val-|
+    * |--------------------------------------------------------.  |    `-------------'
+    * |LayrClr|Hz+|MS+|   |   |   |   |   |   |   |   |   |    |  |
+    * |-----------------------------------------------------------|  ,----.
+    * |ClickTgl|Hz-|MS-|   |   |   |   |   |   |   |   |Layer Clr |  |Hue+|
+    * |------------------------------------------------------------------------.
+    * |    |    |    |                             |    |    |  |  |Sat-|Hue-|Sat+|
+    * `------------------------------------------------------'  `--------------'
+    */
+[SETTINGS] = ISO_KEYMAP(
+  KC_NO,  KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, BL_DEC,            KC_NO,   KC_NO,   KC_NO,
+  KC_FN0,KC_FN3,KC_FN4,KC_FN5, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, BL_DEC, BL_INC, BL_TOGG,  RGB_TOG, RGB_VAI, KC_NO,
+  MU_MOD,  KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO,     RESET,  RGB_MOD, RGB_VAD, KC_NO,
+  AU_TOG,  KC_FN3,KC_FN5, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, KC_NO,            KC_NO,
+  KC_FN7, KC_NO, KC_FN4, KC_FN6, KC_NO, KC_NO, KC_NO, KC_NO, MU_TOG, KC_NO, KC_NO, KC_NO,             KC_FN0,           RGB_HUI,
+  KC_NO, KC_NO, KC_NO,                  KC_NO,                           KC_NO, KC_NO, KC_NO, KC_FN0,     RGB_SAD, RGB_HUD, RGB_SAI),
+};
+
+const uint16_t PROGMEM fn_actions[] = {
+    ACTION_FUNCTION(LFK_CLEAR),                               // FN0 - reset layers
+    ACTION_FUNCTION(LFK_ESC_TILDE),                           // FN1 - esc+shift = ~, else escape
+    ACTION_FUNCTION(LFK_LED_TEST),                            // FN2 - cycle through LEDs for testing
+    ACTION_FUNCTION(LFK_CLICK_FREQ_HIGHER),                   // FN3 - Increase Freq of audio click
+    ACTION_FUNCTION(LFK_CLICK_FREQ_LOWER),                    // FN4 - Decrease Freq of audio click
+    ACTION_FUNCTION(LFK_CLICK_TIME_LONGER),                   // FN5 - Increase length of audio click
+    ACTION_FUNCTION(LFK_CLICK_TIME_SHORTER),                  // FN6 - Decrease length of audio click
+    ACTION_FUNCTION(LFK_CLICK_TOGGLE),                        // FN7 - Toggle audio click
+    ACTION_FUNCTION(LFK_LED_TEST),                            // FN8 - cycle through LEDs for testing
+    ACTION_FUNCTION(LFK_DEBUG_SETTINGS),                      // FN9 - prints LED and click settings to HID
+  };
+
+
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+  // MACRODOWN only works in this function
+      switch(id) {
+      }
+    return MACRO_NONE;
+};
+
+
+void matrix_init_user(void) {
+    // This keymap only has a single base layer, so reset the default if needed
+    if(eeconfig_read_default_layer() > 1){
+        eeconfig_update_default_layer(1);
+        default_layer_set(1);
+    }
+}
+
+void matrix_scan_user(void) {
+
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  return true;
+}
+
+void led_set_user(uint8_t usb_led) {
+
+}
diff --git a/keyboards/lfkeyboards/lfk87/keymaps/iso/rules.mk b/keyboards/lfkeyboards/lfk87/keymaps/iso/rules.mk
new file mode 100644
index 0000000000..68e200a5de
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/keymaps/iso/rules.mk
@@ -0,0 +1,53 @@
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+
+BOOTMAGIC_ENABLE = no           # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no            # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes           # Audio control and System control(+450)
+CONSOLE_ENABLE = no             # Console for debug(+400)
+COMMAND_ENABLE = no             # Commands for debug and configuration
+NKRO_ENABLE = yes               # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = yes          # Enable keyboard backlight functionality
+MIDI_ENABLE = no                # MIDI controls
+AUDIO_ENABLE = yes              # Audio output on port C6
+UNICODE_ENABLE = no             # Unicode
+BLUETOOTH_ENABLE = no           # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes           # Enable RGB underlight
+RGBLIGHT_CUSTOM_DRIVER = yes    # RGB code is implemented in lefkeyboards, not WS2812
+SLEEP_LED_ENABLE = yes          # Breathing sleep LED during USB suspend
+TAP_DANCE_ENABLE = no
+
+ISSI_ENABLE = yes               # If the I2C pullup resistors aren't install this must be disabled
+WATCHDOG_ENABLE = no           # Resets keyboard if matrix_scan isn't run every 250ms
+
+
+ifndef QUANTUM_DIR
+	include ../../../../Makefile
+endif
+
+ifeq ($(strip $(ISSI_ENABLE)), yes)
+    TMK_COMMON_DEFS += -DISSI_ENABLE
+endif
+
+ifeq ($(strip $(WATCHDOG_ENABLE)), yes)
+    TMK_COMMON_DEFS += -DWATCHDOG_ENABLE
+endif
+
+
+# # Set the LFK78 hardware version. This is defined in rules.mk, but can be overidden here if desired
+# #
+# # RevB - first public release, uses atmega32u4, has audio, ISSI matrix split between RGB and backlight
+# # RevC/D - at90usb1286, no audio, ISSI device 0 is backlight, 4 is RGB
+# #
+# # Set to B, C or D
+# LFK_REV = D
+
+# ifeq ($(LFK_REV), B)
+# 	MCU = atmega32u4
+# else
+# 	MCU = at90usb1286
+# endif
+# OPT_DEFS += -DLFK_REV_$(LFK_REV)
+# OPT_DEFS += -DUSB_PRODUCT=\"LFK_Rev$(LFK_REV)\"
diff --git a/keyboards/lfkeyboards/lfk87/lfk87.c b/keyboards/lfkeyboards/lfk87/lfk87.c
new file mode 100644
index 0000000000..831d9d2815
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/lfk87.c
@@ -0,0 +1,215 @@
+
+#include <avr/sfr_defs.h>
+#include <avr/timer_avr.h>
+#include <avr/wdt.h>
+#include "lfk87.h"
+#include "keymap.h"
+#include "issi.h"
+#include "TWIlib.h"
+#include "lighting.h"
+#include "debug.h"
+#include "quantum.h"
+
+uint16_t click_hz = CLICK_HZ;
+uint16_t click_time = CLICK_MS;
+uint8_t click_toggle = CLICK_ENABLED;
+
+void matrix_init_kb(void)
+{
+    // put your keyboard start-up code here
+    // runs once when the firmware starts up
+    matrix_init_user();
+    set_rgb(31, 0x00, 0x00, 0x00);  // Caps lock
+    set_rgb(32, 0xFF, 0x00, 0x00);  // Layer indicator, start red
+#ifndef AUDIO_ENABLE
+    // If we're not using the audio pin, drive it low
+    sbi(DDRC, 6);
+    cbi(PORTC, 6);
+#endif
+#ifdef ISSI_ENABLE
+    issi_init();
+#endif
+#ifdef WATCHDOG_ENABLE
+    // This is done after turning the layer LED red, if we're caught in a loop
+    // we should get a flashing red light
+    wdt_enable(WDTO_500MS);
+#endif
+}
+
+void matrix_scan_kb(void)
+{
+#ifdef WATCHDOG_ENABLE
+    wdt_reset();
+#endif
+#ifdef ISSI_ENABLE
+    // switch/underglow lighting update
+    static uint32_t issi_device = 0;
+    static uint32_t twi_last_ready = 0;
+    if(twi_last_ready > 1000){
+        // Its been way too long since the last ISSI update, reset the I2C bus and start again
+        twi_last_ready = 0;
+        TWIInit();
+        force_issi_refresh();
+    }
+    if(isTWIReady()){
+        twi_last_ready = 0;
+        // If the i2c bus is available, kick off the issi update, alternate between devices
+        update_issi(issi_device, issi_device);
+        if(issi_device){
+            issi_device = 0;
+        }else{
+            issi_device = 3;
+        }
+    }else{
+        twi_last_ready++;
+    }
+#endif
+    // Update layer indicator LED
+    //
+    // Not sure how else to reliably do this... TMK has the 'hook_layer_change'
+    // but can't find QMK equiv
+    static uint32_t layer_indicator = -1;
+    if(layer_indicator != layer_state){
+        for(uint32_t i=0;; i++){
+            // the layer_info list should end with layer 0xFFFF
+            // it will break this out of the loop and define the unknown layer color
+            if((layer_info[i].layer == (layer_state & layer_info[i].mask)) || (layer_info[i].layer == 0xFFFFFFFF)){
+                set_rgb(32, layer_info[i].color.red, layer_info[i].color.green, layer_info[i].color.blue);
+                layer_indicator = layer_state;
+                break;
+            }
+        }
+    }
+    matrix_scan_user();
+}
+
+void click(uint16_t freq, uint16_t duration){
+#ifdef AUDIO_ENABLE
+    if(freq >= 100 && freq <= 20000 && duration < 100){
+        play_note(freq, 10);
+        for (uint16_t i = 0; i < duration; i++){
+            _delay_ms(1);
+        }
+        stop_all_notes();
+    }
+#endif
+}
+
+bool process_record_kb(uint16_t keycode, keyrecord_t* record)
+{
+    if (click_toggle && record->event.pressed){
+        click(click_hz, click_time);
+    }
+    if (keycode == RESET) {
+        reset_keyboard_kb();
+    } else {
+    }
+    return process_record_user(keycode, record);
+}
+
+void action_function(keyrecord_t *event, uint8_t id, uint8_t opt)
+{
+#ifdef AUDIO_ENABLE
+    int8_t sign = 1;
+#endif
+    if(id == LFK_ESC_TILDE){
+        // Send ~ on shift-esc
+        void (*method)(uint8_t) = (event->event.pressed) ? &add_key : &del_key;
+        uint8_t shifted = get_mods() & (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT));
+        method(shifted ? KC_GRAVE : KC_ESCAPE);
+        send_keyboard_report();
+    }else if(event->event.pressed){
+        switch(id){
+            case LFK_SET_DEFAULT_LAYER:
+                // set/save the current base layer to eeprom, falls through to LFK_CLEAR
+                eeconfig_update_default_layer(1UL << opt);
+                default_layer_set(1UL << opt);
+            case LFK_CLEAR:
+                // Go back to default layer
+                layer_clear();
+                break;
+#ifdef ISSI_ENABLE
+            case LFK_LED_TEST:
+                led_test();
+                break;
+#endif
+#ifdef AUDIO_ENABLE
+            case LFK_CLICK_FREQ_LOWER:
+                sign = -1;  // continue to next statement
+            case LFK_CLICK_FREQ_HIGHER:
+                click_hz += sign * 100;
+                click(click_hz, click_time);
+                break;
+            case LFK_CLICK_TOGGLE:
+                if(click_toggle){
+                    click_toggle = 0;
+                    click(4000, 100);
+                    click(1000, 100);
+                }else{
+                    click_toggle = 1;
+                    click(1000, 100);
+                    click(4000, 100);
+                }
+                break;
+            case LFK_CLICK_TIME_SHORTER:
+                sign = -1;  // continue to next statement
+            case LFK_CLICK_TIME_LONGER:
+                click_time += sign;
+                click(click_hz, click_time);
+                break;
+#endif
+        }
+    }
+}
+
+void reset_keyboard_kb(){
+#ifdef WATCHDOG_ENABLE
+    MCUSR = 0;
+    wdt_disable();
+    wdt_reset();
+#endif
+    set_rgb(31, 0x00, 0xFF, 0xFF);
+    set_rgb(32, 0x00, 0xFF, 0xFF);
+    force_issi_refresh();
+    reset_keyboard();
+}
+
+void led_set_kb(uint8_t usb_led)
+{
+    // Set capslock LED to Blue
+    if (usb_led & (1 << USB_LED_CAPS_LOCK)) {
+        set_rgb(31, 0x00, 0x00, 0x7F);
+    }else{
+        set_rgb(31, 0x00, 0x00, 0x00);
+    }
+    led_set_user(usb_led);
+}
+
+// Lighting info, see lighting.h for details
+const uint8_t switch_matrices[] = {0, 1};
+const uint8_t rgb_matrices[] = {6, 7};
+
+// RGB Map:
+//   27  29  10   9   8   7   6
+// 26                                   5
+// 25                                   4
+// 24                                   3
+//   23  22  21  20  14  15  11   1   2
+const uint8_t rgb_sequence[] = {
+    27, 29, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 11, 15, 14, 20, 21, 22, 23, 24, 25, 26
+};
+
+// Maps switch LEDs from Row/Col to ISSI matrix.
+// Value breakdown:
+//     Bit     | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
+//             |   | ISSI Col  |    ISSI Row   |
+//             /   |
+//             Device
+const uint8_t switch_leds[MATRIX_ROWS][MATRIX_COLS] =
+KEYMAP(
+  0x19, 0x18,   0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x99, 0x98, 0x97, 0x96, 0x95, 0x94,   0x93,   0x92, 0x91,
+  0x29, 0x28,    0x27,  0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0xA9, 0xA8, 0xA7, 0xA6, 0xA5, 0xA4, 0xA3,   0xA2, 0xA1,
+  0x39, 0x38,      0x37,  0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0xB9, 0xB8, 0xB7, 0xB6, 0xB5,     0xB3,
+  0x49, 0x48,    0x47,     0x45, 0x44, 0x43, 0x42, 0x41, 0xC9, 0xC8, 0xC7, 0xC6, 0xC5,          0xC4,   0xC2,
+  0x59, 0x58,   0x57,  0x56,  0x55,             0x51,                   0xD6, 0xE5, 0xE4,         0xE3, 0xE2, 0xE1,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
diff --git a/keyboards/lfkeyboards/lfk87/lfk87.h b/keyboards/lfkeyboards/lfk87/lfk87.h
new file mode 100644
index 0000000000..cf16c8e2f3
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/lfk87.h
@@ -0,0 +1,139 @@
+#ifndef LFK87_H
+#define LFK87_H
+
+/* if the kb.h file exists (because we're running from qmkbuilder) include it */
+#if __has_include("kb.h")
+#include "kb.h"
+#endif
+
+#include "quantum.h"
+#include "matrix.h"
+#include <avr/sfr_defs.h>
+
+#ifndef cbi
+#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
+#endif
+
+#ifndef sbi
+#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
+#endif
+
+
+typedef struct RGB_Color {
+    uint16_t red;
+    uint16_t green;
+    uint16_t blue;
+} RGB_Color;
+
+typedef struct Layer_Info {
+    uint32_t layer;
+    uint32_t mask;
+    RGB_Color color;
+} Layer_Info;
+
+extern const uint32_t layer_count;
+extern const Layer_Info layer_info[];
+
+enum action_functions {
+    LFK_CLEAR = 0,          // Resets all layers
+    LFK_ESC_TILDE,          // esc+lshift = ~
+    LFK_SET_DEFAULT_LAYER,  // changes and saves current base layer to eeprom
+    LFK_CLICK_TOGGLE,       // Adjusts click duration
+    LFK_CLICK_FREQ_HIGHER,  // Adjusts click frequency
+    LFK_CLICK_FREQ_LOWER,   // Adjusts click frequency
+    LFK_CLICK_TIME_LONGER,  // Adjusts click duration
+    LFK_CLICK_TIME_SHORTER, // Adjusts click duration
+    LFK_DEBUG_SETTINGS,     // prints LED and click settings to HID
+    LFK_LED_TEST,           // cycles through switch and RGB LEDs
+    LFK_PLAY_ONEUP
+};
+
+#define CLICK_HZ 500
+#define CLICK_MS 2
+#define CLICK_ENABLED 0
+
+void reset_keyboard_kb(void);
+void click(uint16_t freq, uint16_t duration);
+
+#define k00 KC_NO
+#ifdef LFK_TKL_REV_A
+    #ifndef KEYMAP
+        #define KEYMAP( \
+            k11,       k13, k14, k15, k16,    k17, k18, k19, k1a,     k1b, k1c, k1d, k1e,   k1f, k1g, k1h, \
+            k21,  k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, k2c, k2d,        k2e,   k2f, k2g, k2h, \
+            k31,    k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c, k3d,      k3e,   k3f, k3g, k3h, \
+            k41,     k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b, k4c,          k4d, \
+            k51,      k53, k54, k55, k56, k57, k58, k59, k5a, k5b, k5c,              k5d,        k5g, \
+            k61,   k62,   k63,                 k67,             k6b,   k6c,   k6d,   k6e,   k6f, k6g, k6h  \
+        ) \
+        { \
+            {k11, k00, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, k1c, k1d, k1e, k1f, k1g, k1h}, \
+            {k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, k2c, k2d, k2e, k2f, k2g, k2h}, \
+            {k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c, k3d, k3e, k3f, k3g, k3h}, \
+            {k41, k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b, k4c, k4d, k00, k00, k00, k00}, \
+            {k51, k00, k53, k54, k55, k56, k57, k58, k59, k5a, k5b, k5c, k5d, k00, k00, k5g, k00}, \
+            {k61, k62, k63, k00, k00, k00, k67, k00, k00, k00, k6b, k6c, k6d, k6e, k6f, k6g, k6h}, \
+        }
+
+    #endif //!KEYMAP#endif
+    #ifndef ISO_KEYMAP
+        #define ISO_KEYMAP( \
+            k11,       k13, k14, k15, k16,    k17, k18, k19, k1a,     k1b, k1c, k1d, k1e,   k1f, k1g, k1h, \
+            k21,  k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, k2c, k2d,        k2e,   k2f, k2g, k2h, \
+            k31,    k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c, k3d,      k3e,   k3f, k3g, k3h, \
+            k41,     k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b, k4c,          k4d, \
+            k51, k52, k53, k54, k55, k56, k57, k58, k59, k5a, k5b, k5c,              k5d,        k5g, \
+            k61,   k62,   k63,                 k67,             k6b,   k6c,   k6d,   k6e,   k6f, k6g, k6h  \
+        ) \
+        { \
+            {k11, k00, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, k1c, k1d, k1e, k1f, k1g, k1h}, \
+            {k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, k2c, k2d, k2e, k2f, k2g, k2h}, \
+            {k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c, k3d, k3e, k3f, k3g, k3h}, \
+            {k41, k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b, k4c, k4d, k00, k00, k00, k00}, \
+            {k51, k52, k53, k54, k55, k56, k57, k58, k59, k5a, k5b, k5c, k5d, k00, k00, k5g, k00}, \
+            {k61, k62, k63, k00, k00, k00, k67, k00, k00, k00, k6b, k6c, k6d, k6e, k6f, k6g, k6h}, \
+        }
+    #endif //!ISO_KEYMAP
+#else  // RevC+ keymaps
+    #ifndef KEYMAP
+        #define KEYMAP( \
+            k71,      k11, k12, k13, k14,      k15, k16, k17, k18,      k19, k1a, k1b, k1c,   k1e, k1f, k1g, \
+            k72, k73, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b,           k2c,   k2e, k2f, k2g, \
+            k74,  k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c,          k3d,   k3e, k3f, k3g, \
+            k61,   k41, k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b,              k4c, \
+            k62,    k52, k53, k54, k55, k56, k57, k58, k59, k5a, k5b,                  k5c,        k5f, \
+            k63,   k64,   k65,                 k67,               k6a,   k6b,   k6c,   k6d,   k6e, k6f, k6g  \
+        ) \
+        { \
+            {k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, k1c, k00, k1e, k1f, k1g}, \
+            {k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, k2c, k00, k2e, k2f, k2g}, \
+            {k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c, k3d, k3e, k3f, k3g}, \
+            {k41, k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b, k4c, k00, k00, k00, k00}, \
+            {k00, k52, k53, k54, k55, k56, k57, k58, k59, k5a, k5b, k5c, k00, k00, k5f, k00}, \
+            {k61, k62, k63, k64, k65, k00, k67, k00, k00, k6a, k6b, k6c, k6d, k6e, k6f, k6g}, \
+            {k71, k72, k73, k74, k00, k00, k00, k00, k00, k00, k00, k00, k00, k00, k00, k00}, \
+        }
+
+    #endif //!KEYMAP#endif
+    #ifndef ISO_KEYMAP
+        #define ISO_KEYMAP( \
+            k71,      k11, k12, k13, k14,      k15, k16, k17, k18,      k19, k1a, k1b, k1c,   k1e, k1f, k1g, \
+            k72, k73, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b,           k2c,   k2e, k2f, k2g, \
+            k74,  k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c,          k3d,   k3e, k3f, k3g, \
+            k61,   k41, k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b,              k4c, \
+            k62,  k51, k52, k53, k54, k55, k56, k57, k58, k59, k5a, k5b,               k5c,        k5f, \
+            k63,   k64,   k65,                 k67,               k6a,   k6b,   k6c,   k6d,   k6e, k6f, k6g  \
+        ) \
+        { \
+            {k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, k1c, k00, k1e, k1f, k1g}, \
+            {k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, k2c, k00, k2e, k2f, k2g}, \
+            {k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b, k3c, k3d, k3e, k3f, k3g}, \
+            {k41, k42, k43, k44, k45, k46, k47, k48, k49, k4a, k4b, k4c, k00, k00, k00, k00}, \
+            {k51, k52, k53, k54, k55, k56, k57, k58, k59, k5a, k5b, k5c, k00, k00, k5f, k00}, \
+            {k61, k62, k63, k64, k65, k00, k67, k00, k00, k6a, k6b, k6c, k6d, k6e, k6f, k6g}, \
+            {k71, k72, k73, k74, k00, k00, k00, k00, k00, k00, k00, k00, k00, k00, k00, k00}, \
+        }
+    #endif //!ISO_KEYMAP
+#endif //Rev
+
+#endif //LFK87_H
diff --git a/keyboards/lfkeyboards/lfk87/readme.md b/keyboards/lfkeyboards/lfk87/readme.md
new file mode 100644
index 0000000000..15e5517103
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/readme.md
@@ -0,0 +1,14 @@
+LFK87
+===
+
+A standard TKL with RGB underglow, in switch backlighting and audio support.
+
+Keyboard Maintainer: [LFKeyboards](https://github.com/lfkeyboards)  
+Hardware Supported: LFK87, SMK87  
+Hardware Availability: [LFKeyboards.com](https://www.lfkeyboards.com/)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make lfkeyboards/lfk87:default
+
+See [build environment setup](https://docs.qmk.fm/build_environment_setup.html) then the [make instructions](https://docs.qmk.fm/make_instructions.html) for more information.
\ No newline at end of file
diff --git a/keyboards/lfkeyboards/lfk87/rules.mk b/keyboards/lfkeyboards/lfk87/rules.mk
new file mode 100644
index 0000000000..ec550d2755
--- /dev/null
+++ b/keyboards/lfkeyboards/lfk87/rules.mk
@@ -0,0 +1,31 @@
+# Set the LFK87 hardware version.
+#
+# A - Green PCB. at90usb1286 Only 3 exist
+# B - We don't talk about RevB
+# C-D - Black PCB. at90usb646 First public release
+#
+LFK_REV = C
+
+ifeq ($(LFK_REV), A)
+	MCU = at90usb1286
+	OPT_DEFS += -DBOOTLOADER_SIZE=8192
+else
+	MCU = at90usb646
+	OPT_DEFS += -DBOOTLOADER_SIZE=4096
+endif
+OPT_DEFS += -DLFK_TKL_REV_$(LFK_REV)
+
+# Extra source files for IS3731 lighting
+SRC = TWIlib.c issi.c lighting.c
+
+# Processor frequency.
+F_CPU = 16000000
+
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+F_USB = $(F_CPU)
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT