7 files changed, 199 insertions, 7 deletions
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/mkiirgb.h b/keyboards/kbdfans/kbd67/mkiirgb/mkiirgb.h
index c297a02e88..dadc230626 100644
--- a/keyboards/kbdfans/kbd67/mkiirgb/mkiirgb.h
+++ b/keyboards/kbdfans/kbd67/mkiirgb/mkiirgb.h
@@ -22,5 +22,7 @@
     #include "v2.h"
 #elif defined(KEYBOARD_kbdfans_kbd67_mkiirgb_v3)
     #include "v3.h"
+#elif defined(KEYBOARD_kbdfans_kbd67_mkiirgb_v4)
+    #include "v4.h"	
 #endif
 #include "quantum.h"
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/readme.md b/keyboards/kbdfans/kbd67/mkiirgb/readme.md
index 58338df0f6..5b71c27f0e 100644
--- a/keyboards/kbdfans/kbd67/mkiirgb/readme.md
+++ b/keyboards/kbdfans/kbd67/mkiirgb/readme.md
@@ -3,19 +3,20 @@
 A customizable 65% RGB keyboard.
 
 * Keyboard Maintainer: [moyi4681](https://github.com/moyi4681)
-* Hardware Supported: KBD67 Mk.II RGB V1, V2, and V3
+* Hardware Supported: KBD67 Mk.II RGB V1, V2, V3 and V4
 * Hardware Availability: [kbdfans](https://kbdfans.myshopify.com/)
 
-There are three versions of the KBD67 MKII RGB. Please use the appropriate firmware for your board. 
+There are four versions of the KBD67 MKII RGB. Please use the appropriate firmware for your board. 
 
 * V1: STM32F303 (Arm), takes `.bin` files
 * V2: ATmega32U4 (AVR), takes `.hex` files
-* V3: Atmega32U4 (AVR), takes  `.bin` files
+* V3 and V4: Atmega32U4 (AVR), takes  `.bin` files
 
 Make example for this keyboard (after setting up your build environment):
 
-    make kbdfans/kbd67/mkiirgb/v1:default # Arm (STM32F303)
-    make kbdfans/kbd67/mkiirgb/v2:default # AVR (ATmega32U4)
-    make kbdfans/kbd67/mkiirgb/v3:default # AVR (ATmega32U4)
-
+    make kbdfans/kbd67/mkiirgb/v1:default # Arm (STM32F303+IS31FL3731)
+    make kbdfans/kbd67/mkiirgb/v2:default # AVR (ATmega32U4+IS31FL3731)
+    make kbdfans/kbd67/mkiirgb/v3:default # AVR (ATmega32U4+IS31FL3741)
+    make kbdfans/kbd67/mkiirgb/v4:default # AVR (ATmega32U4+SK6812MINI)
+	
 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).
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/v4/config.h b/keyboards/kbdfans/kbd67/mkiirgb/v4/config.h
new file mode 100644
index 0000000000..3d633bed2a
--- /dev/null
+++ b/keyboards/kbdfans/kbd67/mkiirgb/v4/config.h
@@ -0,0 +1,70 @@
+/* Copyright 2021 DZTECH <moyi4681@live.cn>
+ *
+ * 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       0x4B42
+#define PRODUCT_ID      0x1227
+#define DEVICE_VER      0x0004
+#define MANUFACTURER    KBDFANS
+#define PRODUCT         KBD67 MKII RGB V4
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 15
+#define MATRIX_ROW_PINS { B1, F1, B2, B3, C6 }
+#define MATRIX_COL_PINS { F7, F6, F5, F4, B0, B7, D0, D1, D2, D3, D5, D4, D6, D7, B4}
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+/* disable these deprecated features by default */
+#define NO_ACTION_MACRO
+#define NO_ACTION_FUNCTION
+#define USB_SUSPEND_WAKEUP_DELAY 5000
+
+#define RGB_DI_PIN C7
+#define RGBLED_NUM 68
+#define DRIVER_LED_TOTAL RGBLED_NUM
+#define RGBLIGHT_EFFECT_BREATHING
+#define RGBLIGHT_EFFECT_RAINBOW_MOOD
+#define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+#define RGBLIGHT_EFFECT_SNAKE
+#define RGBLIGHT_EFFECT_KNIGHT
+#define RGBLIGHT_EFFECT_CHRISTMAS
+#define RGBLIGHT_EFFECT_STATIC_GRADIENT
+#define RGBLIGHT_EFFECT_RGB_TEST
+#define RGBLIGHT_EFFECT_ALTERNATING
+#define RGBLIGHT_EFFECT_TWINKLE
+
+#ifdef RGB_MATRIX_ENABLE
+#define RGB_MATRIX_KEYPRESSES // reacts to keypresses
+#define RGB_DISABLE_WHEN_USB_SUSPENDED // turn off effects when suspended
+#define RGB_MATRIX_FRAMEBUFFER_EFFECTS
+#define RGB_MATRIX_MAXIMUM_BRIGHTNESS 150 // limits maximum brightness of LEDs to 150 out of 255. Higher may cause the controller to crash.
+#define RGB_MATRIX_STARTUP_MODE RGB_MATRIX_CYCLE_ALL
+#define RGB_MATRIX_HUE_STEP 8
+#define RGB_MATRIX_SAT_STEP 8
+#define RGB_MATRIX_VAL_STEP 8
+#define RGB_MATRIX_SPD_STEP 10
+#endif
+
+#define VIA_EEPROM_LAYOUT_OPTIONS_SIZE 2
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/v4/readme.md b/keyboards/kbdfans/kbd67/mkiirgb/v4/readme.md
new file mode 100644
index 0000000000..b603992f69
--- /dev/null
+++ b/keyboards/kbdfans/kbd67/mkiirgb/v4/readme.md
@@ -0,0 +1,18 @@
+# KBD67MKIIRGBV4
+
+A customizable 80% keyboard.
+
+* Keyboard Maintainer: [moyi4681](https://github.com/moyi4681)
+* Hardware Supported: KBDFANS
+* Hardware Availability: [kbdfans](https://kbdfans.myshopify.com/)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make kbdfans/kbd67/mkiirgb/v4: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).
+
+## Bootloader Enter the bootloader in 3 ways:
+* **Bootmagic reset**: Hold down esc in the keyboard then replug
+* **Physical reset button**: Briefly press the button on the back of the PCB
+* **Keycode in layout**: Press the key mapped to `RESET`
+\ No newline at end of file
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/v4/rules.mk b/keyboards/kbdfans/kbd67/mkiirgb/v4/rules.mk
new file mode 100644
index 0000000000..bf2c1d1a6e
--- /dev/null
+++ b/keyboards/kbdfans/kbd67/mkiirgb/v4/rules.mk
@@ -0,0 +1,20 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = lufa-ms
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
+MOUSEKEY_ENABLE = no       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = yes           # Enable N-Key Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+AUDIO_ENABLE = no           # Audio output
+RGB_MATRIX_ENABLE = yes
+RGB_MATRIX_DRIVER = WS2812
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/v4/v4.c b/keyboards/kbdfans/kbd67/mkiirgb/v4/v4.c
new file mode 100644
index 0000000000..3c4b81132f
--- /dev/null
+++ b/keyboards/kbdfans/kbd67/mkiirgb/v4/v4.c
@@ -0,0 +1,49 @@
+/* Copyright 2021 DZTECH <moyi4681@live.cn>
+ *
+ * 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 "v4.h"
+
+#ifdef RGB_MATRIX_ENABLE
+
+led_config_t g_led_config = {
+{
+    {  0,  1,  2,  3,  4,      5,  6,      7,       8,      9,  10,  11, 12,    13,  14 },
+    {  29, 28, 27, 26, 25,     24, 23,     22,      21,     20, 19,  18, 17,    16,  15 },
+    {  30, 31, 32, 33, 34,     35, 36,     37,      38,     39, 40,  41, 42,NO_LED,  43 },
+    {  57, 56, 55, 54, 53,     52, 51,     50,      49,     48, 47,  46, NO_LED,45,  44 },
+    {  58, 59, 60, NO_LED, NO_LED, 61, NO_LED, NO_LED,  NO_LED, 62,  63,  64, NO_LED,65,  66 }
+}, {
+    {0,0},{15,0},{30,0},{45,0},{60,0},{75,0},{90,0},{105,0},{120,0},{135,0},{150,0},{165,0},{180,0},{203,0},{224,0},
+    {224,16},{206,16},{188,16},{173,16},{158,16},{143,16},{128,16},{113,16},{98,16},{83,16}, {68,16},{53,16},{38,16},{23,16},{4,16},
+    {6,32},{26,32},{41,32},{56,32},{71,32},{86,32},{101,32},{116,32},{131,32},{146,32},{161,32},{176,32},{201,32},{224,32},
+    {224,48},{210,48},{189,48},{169,48},{154,48},{139,48},{124,48},{109,48},{94,48},{79,48},{64,48},{49,48},{34,48},{9,48},	
+    {2,64},{21,64},{39,64},{96,64},{152,64},{171,64},{195,64},{210,64},{224,64}
+}, {
+    1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1,
+    1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1,
+    1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 
+    1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1,
+    1, 1, 1, 4, 1, 1, 1, 1, 1	
+} };
+
+__attribute__ ((weak))
+void rgb_matrix_indicators_user(void) {
+    if (host_keyboard_led_state().caps_lock) {
+        rgb_matrix_set_color(30, 0xFF, 0xFF, 0xFF);
+    }
+}
+
+#endif
diff --git a/keyboards/kbdfans/kbd67/mkiirgb/v4/v4.h b/keyboards/kbdfans/kbd67/mkiirgb/v4/v4.h
new file mode 100644
index 0000000000..da507403d3
--- /dev/null
+++ b/keyboards/kbdfans/kbd67/mkiirgb/v4/v4.h
@@ -0,0 +1,32 @@
+/* Copyright 2021 DZTECH <moyi4681@Live.cn>
+ *
+ * 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
+#define XXX KC_NO
+#include "quantum.h"
+#define LAYOUT_65_ansi_blocker( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, k2C,      K2E, \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,      K3D, K3E, \
+    K40, K41, K42,           K45,                K49, K4A, K4B,      K4D, K4E  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, k2C, XXX, K2E }, \
+    { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, XXX, K3D, K3E }, \
+    { K40, K41, K42, XXX, XXX, K45, XXX, XXX, XXX, K49, K4A, K4B, XXX, K4D, K4E }  \
+}