From becd7e5975a3696f7ab7c00088a78143ea84698e Mon Sep 17 00:00:00 2001
From: Yizhen Liu <62583086+edwardslau@users.noreply.github.com>
Date: Sat, 19 Nov 2022 14:51:59 -0700
Subject: [PATCH] [Keyboard] GrayStudio Aero75 Hotswap (#18883)

Co-authored-by: Drashna Jaelre <drashna@live.com>
---
 keyboards/gray_studio/aero75/aero75.c         |  3 +
 keyboards/gray_studio/aero75/aero75.h         | 19 +++++
 keyboards/gray_studio/aero75/chconf.h         | 29 +++++++
 keyboards/gray_studio/aero75/config.h         | 76 +++++++++++++++++++
 keyboards/gray_studio/aero75/halconf.h        | 25 ++++++
 keyboards/gray_studio/aero75/info.json        | 16 ++++
 .../aero75/keymaps/default/keymap.c           | 58 ++++++++++++++
 .../gray_studio/aero75/keymaps/via/keymap.c   | 58 ++++++++++++++
 .../gray_studio/aero75/keymaps/via/rules.mk   |  2 +
 keyboards/gray_studio/aero75/mcuconf.h        | 27 +++++++
 keyboards/gray_studio/aero75/readme.md        |  1 +
 keyboards/gray_studio/aero75/rules.mk         | 21 +++++
 12 files changed, 335 insertions(+)
 create mode 100644 keyboards/gray_studio/aero75/aero75.c
 create mode 100644 keyboards/gray_studio/aero75/aero75.h
 create mode 100644 keyboards/gray_studio/aero75/chconf.h
 create mode 100644 keyboards/gray_studio/aero75/config.h
 create mode 100644 keyboards/gray_studio/aero75/halconf.h
 create mode 100644 keyboards/gray_studio/aero75/info.json
 create mode 100644 keyboards/gray_studio/aero75/keymaps/default/keymap.c
 create mode 100644 keyboards/gray_studio/aero75/keymaps/via/keymap.c
 create mode 100644 keyboards/gray_studio/aero75/keymaps/via/rules.mk
 create mode 100644 keyboards/gray_studio/aero75/mcuconf.h
 create mode 100644 keyboards/gray_studio/aero75/readme.md
 create mode 100644 keyboards/gray_studio/aero75/rules.mk

diff --git a/keyboards/gray_studio/aero75/aero75.c b/keyboards/gray_studio/aero75/aero75.c
new file mode 100644
index 0000000000..f026786c90
--- /dev/null
+++ b/keyboards/gray_studio/aero75/aero75.c
@@ -0,0 +1,3 @@
+// Copyright 2022 Yizhen Liu (@edwardslau)
+// SPDX-License-Identifier: GPL-2.0
+#include "aero75.h"
diff --git a/keyboards/gray_studio/aero75/aero75.h b/keyboards/gray_studio/aero75/aero75.h
new file mode 100644
index 0000000000..3432b30f76
--- /dev/null
+++ b/keyboards/gray_studio/aero75/aero75.h
@@ -0,0 +1,19 @@
+// Copyright 2022 Yizhen Liu (@edwardslau)
+// SPDX-License-Identifier: GPL-2.0
+#pragma once
+#include "quantum.h"
+#define LAYOUT_all( \
+	K000, K001, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011,       K013,       K015, \
+	K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113,       K115, \
+	K200,       K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213, K214, K215, \
+	K300,       K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, K312, K313,       K315, \
+	K400,       K402, K403, K404, K405, K406, K407, K408, K409, K410, K411,       K413, K414, K415, \
+	K500, K501,       K503,                   K507,             K510, K511,       K513, K514, K515  \
+) { \
+	{ K000,  K001,  K002,  K003,  K004,  K005,  K006,  K007,  K008,  K009,  K010,  K011,  KC_NO, K013,  KC_NO, K015 }, \
+	{ K100,  K101,  K102,  K103,  K104,  K105,  K106,  K107,  K108,  K109,  K110,  K111,  K112,  K113,  KC_NO,  K115 }, \
+	{ K200,  KC_NO, K202,  K203,  K204,  K205,  K206,  K207,  K208,  K209,  K210,  K211,  K212,  K213,  K214,  K215 }, \
+	{ K300,  KC_NO, K302,  K303,  K304,  K305,  K306,  K307,  K308,  K309,  K310,  K311,  K312,  K313,  KC_NO, K315 }, \
+	{ K400,  KC_NO, K402,  K403,  K404,  K405,  K406,  K407,  K408,  K409,  K410,  K411,  KC_NO, K413,  K414,  K415 }, \
+	{ K500,  K501,  KC_NO, K503,  KC_NO, KC_NO, KC_NO, K507,  KC_NO, KC_NO, K510,  K511,  KC_NO, K513,  K514,  K515 }  \
+}
diff --git a/keyboards/gray_studio/aero75/chconf.h b/keyboards/gray_studio/aero75/chconf.h
new file mode 100644
index 0000000000..c92d2a276d
--- /dev/null
+++ b/keyboards/gray_studio/aero75/chconf.h
@@ -0,0 +1,29 @@
+/* Copyright 2020 QMK
+ *
+ * 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/>.
+ */
+
+/*
+ * This file was auto-generated by:
+ *    `qmk chibios-confmigrate -i keyboards/handwired/pill60/bluepill/chconf.h -r platforms/chibios/common/configs/chconf.h`
+ */
+
+#pragma once
+
+#define CH_CFG_ST_TIMEDELTA 0
+
+#define CH_CFG_USE_CONDVARS_TIMEOUT FALSE
+
+#include_next <chconf.h>
+
diff --git a/keyboards/gray_studio/aero75/config.h b/keyboards/gray_studio/aero75/config.h
new file mode 100644
index 0000000000..a403257e00
--- /dev/null
+++ b/keyboards/gray_studio/aero75/config.h
@@ -0,0 +1,76 @@
+// Copyright 2022 Yizhen Liu (@edwardslau)
+// SPDX-License-Identifier: GPL-2.0
+
+#pragma once
+
+#include "config_common.h"
+
+/* key matrix size */
+#define MATRIX_ROWS 6
+#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 { A7, A6, B12, A2, A1, A0 }
+#define MATRIX_COL_PINS { A3, A5, A4, B9, B8, B7, B6, B5, B4, B3, A15, B1, A8, B15, B14, B13 }
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+/*
+ * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
+ */
+#define RGB_DI_PIN B10
+#define RGBLIGHT_LAYERS
+#define RGBLIGHT_LAYERS_OVERRIDE_RGB_OFF
+#ifdef RGB_DI_PIN 
+#define RGBLED_NUM 1
+#define RGBLIGHT_HUE_STEP 8
+#define RGBLIGHT_SAT_STEP 8
+#define RGBLIGHT_VAL_STEP 8
+#define RGBLIGHT_LIMIT_VAL 200 /* The maximum brightness level */
+#define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+// /*== all animations enable ==*/
+#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
+#define RGBLIGHT_DEFAULT_MODE RGBLIGHT_MODE_RAINBOW_MOOD
+// /*== or choose animations ==*/
+//   #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
+#endif
+
+/* 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
+
diff --git a/keyboards/gray_studio/aero75/halconf.h b/keyboards/gray_studio/aero75/halconf.h
new file mode 100644
index 0000000000..2be6631ff7
--- /dev/null
+++ b/keyboards/gray_studio/aero75/halconf.h
@@ -0,0 +1,25 @@
+/* Copyright 2020 QMK
+ *
+ * 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/>.
+ */
+
+/*
+ * This file was auto-generated by:
+ *    `qmk chibios-confmigrate -i keyboards/handwired/pill60/bluepill/halconf.h -r platforms/chibios/common/configs/halconf.h`
+ */
+
+#pragma once
+
+#include_next <halconf.h>
+
diff --git a/keyboards/gray_studio/aero75/info.json b/keyboards/gray_studio/aero75/info.json
new file mode 100644
index 0000000000..728277a389
--- /dev/null
+++ b/keyboards/gray_studio/aero75/info.json
@@ -0,0 +1,16 @@
+{
+    "keyboard_name": "Aero 75", 
+    "url": "https://graystudio.site/en/aero75/", 
+    "maintainer": "edwardslau", 
+    "manufacturer":"GrayStudio",
+    "usb": {
+    	"vid": "0x4753",
+    	"pid": "0x3075",
+    	"device_version": "0.0.1",
+    },
+    "layouts": {
+        "LAYOUT_all": {
+            "layout": [{"label":"Esc", "x":0, "y":0}, {"label":"F1", "x":1.5, "y":0}, {"label":"F2", "x":2.5, "y":0}, {"label":"F3", "x":3.5, "y":0}, {"label":"F4", "x":4.5, "y":0}, {"label":"F5", "x":6, "y":0}, {"label":"F6", "x":7, "y":0}, {"label":"F7", "x":8, "y":0}, {"label":"F8", "x":9, "y":0}, {"label":"F9", "x":10.5, "y":0}, {"label":"F10", "x":11.5, "y":0}, {"label":"F11", "x":12.5, "y":0}, {"label":"F12", "x":13.5, "y":0}, {"label":"PrtSc", "x":15, "y":0}, {"label":"~", "x":0, "y":1.25}, {"label":"!", "x":1, "y":1.25}, {"label":"@", "x":2, "y":1.25}, {"label":"#", "x":3, "y":1.25}, {"label":"$", "x":4, "y":1.25}, {"label":"%", "x":5, "y":1.25}, {"label":"^", "x":6, "y":1.25}, {"label":"&", "x":7, "y":1.25}, {"label":"*", "x":8, "y":1.25}, {"label":"(", "x":9, "y":1.25}, {"label":")", "x":10, "y":1.25}, {"label":"_", "x":11, "y":1.25}, {"label":"+", "x":12, "y":1.25}, {"label":"Backspace", "x":14, "y":1.25, "w":2}, {"label":"Home", "x":15, "y":1.25}, {"label":"Tab", "x":0, "y":2.25, "w":1.5}, {"label":"Q", "x":1.5, "y":2.25}, {"label":"W", "x":2.5, "y":2.25}, {"label":"E", "x":3.5, "y":2.25}, {"label":"R", "x":4.5, "y":2.25}, {"label":"T", "x":5.5, "y":2.25}, {"label":"Y", "x":6.5, "y":2.25}, {"label":"U", "x":7.5, "y":2.25}, {"label":"I", "x":8.5, "y":2.25}, {"label":"O", "x":9.5, "y":2.25}, {"label":"P", "x":10.5, "y":2.25}, {"label":"{", "x":11.5, "y":2.25}, {"label":"}", "x":12.5, "y":2.25}, {"label":"|", "x":13.5, "y":2.25, "w":1.5}, {"label":"Page Up", "x":15, "y":2.25}, {"label":"Caps Lock", "x":0, "y":3.25, "w":1.75}, {"label":"A", "x":1.75, "y":3.25}, {"label":"S", "x":2.75, "y":3.25}, {"label":"D", "x":3.75, "y":3.25}, {"label":"F", "x":4.75, "y":3.25}, {"label":"G", "x":5.75, "y":3.25}, {"label":"H", "x":6.75, "y":3.25}, {"label":"J", "x":7.75, "y":3.25}, {"label":"K", "x":8.75, "y":3.25}, {"label":"L", "x":9.75, "y":3.25}, {"label":":", "x":10.75, "y":3.25}, {"label":"\"", "x":11.75, "y":3.25}, {"label":"Enter", "x":12.75, "y":3.25, "w":2.25}, {"label":"Page Down", "x":15, "y":3.25}, {"label":"Shift", "x":0, "y":4.25, "w":2.25}, {"label":"Z", "x":2.25, "y":4.25}, {"label":"X", "x":3.25, "y":4.25}, {"label":"C", "x":4.25, "y":4.25}, {"label":"V", "x":5.25, "y":4.25}, {"label":"B", "x":6.25, "y":4.25}, {"label":"N", "x":7.25, "y":4.25}, {"label":"M", "x":8.25, "y":4.25}, {"label":"<", "x":9.25, "y":4.25}, {"label":">", "x":10.25, "y":4.25}, {"label":"?", "x":11.25, "y":4.25}, {"label":"Shift", "x":12.25, "y":4.25, "w":1.75}, {"label":"Up", "x":14, "y":4.25}, {"label":"End", "x":15, "y":4.25}, {"label":"Ctrl", "x":0, "y":5.25, "w":1.25}, {"label":"Win", "x":1.25, "y":5.25, "w":1.25}, {"label":"Alt", "x":2.5, "y":5.25, "w":1.25}, {"x":3.75, "y":5.25, "w":6.25}, {"label":"Alt", "x":10, "y":5.25, "w":1.25}, {"label":"Fn", "x":11.25, "y":5.25, "w":1.25}, {"label":"Left", "x":13, "y":5.25}, {"label":"Down", "x":14, "y":5.25}, {"label":"Right", "x":15, "y":5.25}]
+        }
+    }
+}
diff --git a/keyboards/gray_studio/aero75/keymaps/default/keymap.c b/keyboards/gray_studio/aero75/keymaps/default/keymap.c
new file mode 100644
index 0000000000..38aae7b026
--- /dev/null
+++ b/keyboards/gray_studio/aero75/keymaps/default/keymap.c
@@ -0,0 +1,58 @@
+// Copyright 2022 Yizhen Liu (@edwardslau)
+// SPDX-License-Identifier: GPL-2.0
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  [0] = LAYOUT_all(
+    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_DEL,
+    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_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_ENT,             KC_PGDN,
+    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_END,
+    KC_LCTL,  KC_LGUI,            KC_LALT,                                KC_SPC,                       KC_RALT,  MO(1),              KC_LEFT,  KC_DOWN,  KC_RGHT
+  ),
+
+  [1] = LAYOUT_all(
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,            RESET,
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            RGB_TOG,  RGB_MOD,  RGB_HUI,  RGB_HUD,  RGB_SAI,  RGB_SAD,  RGB_VAI,  RGB_VAD,  _______,  _______,  _______,  _______,  _______,  _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,  _______,  _______,
+    _______,  _______,            _______,                                _______,                      _______,  _______,            _______,  _______,  _______
+  ),
+
+  [2] = LAYOUT_all(
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,            _______,
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,  _______,  _______,
+    _______,  _______,            _______,                                _______,                      _______,  _______,            _______,  _______,  _______
+  ),
+ 
+  [3] = LAYOUT_all(
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,            _______,
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,  _______,  _______,
+    _______,  _______,            _______,                                _______,                      _______,  _______,            _______,  _______,  _______
+  ),    
+};
+const rgblight_segment_t PROGMEM my_capslock_layer[] = RGBLIGHT_LAYER_SEGMENTS(
+    {0,1, HSV_WHITE}
+);     
+const rgblight_segment_t* const PROGMEM my_rgb_layers[] = RGBLIGHT_LAYERS_LIST(
+    my_capslock_layer
+);
+
+void keyboard_post_init_user(void) {
+    // Enable the LED layers
+    rgblight_layers = my_rgb_layers;
+}
+bool led_update_user(led_t led_state) {
+    rgblight_set_layer_state(0, led_state.caps_lock);
+    return true;
+}
diff --git a/keyboards/gray_studio/aero75/keymaps/via/keymap.c b/keyboards/gray_studio/aero75/keymaps/via/keymap.c
new file mode 100644
index 0000000000..38aae7b026
--- /dev/null
+++ b/keyboards/gray_studio/aero75/keymaps/via/keymap.c
@@ -0,0 +1,58 @@
+// Copyright 2022 Yizhen Liu (@edwardslau)
+// SPDX-License-Identifier: GPL-2.0
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  [0] = LAYOUT_all(
+    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_DEL,
+    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_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_ENT,             KC_PGDN,
+    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_END,
+    KC_LCTL,  KC_LGUI,            KC_LALT,                                KC_SPC,                       KC_RALT,  MO(1),              KC_LEFT,  KC_DOWN,  KC_RGHT
+  ),
+
+  [1] = LAYOUT_all(
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,            RESET,
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            RGB_TOG,  RGB_MOD,  RGB_HUI,  RGB_HUD,  RGB_SAI,  RGB_SAD,  RGB_VAI,  RGB_VAD,  _______,  _______,  _______,  _______,  _______,  _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,  _______,  _______,
+    _______,  _______,            _______,                                _______,                      _______,  _______,            _______,  _______,  _______
+  ),
+
+  [2] = LAYOUT_all(
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,            _______,
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,  _______,  _______,
+    _______,  _______,            _______,                                _______,                      _______,  _______,            _______,  _______,  _______
+  ),
+ 
+  [3] = LAYOUT_all(
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,            _______,
+    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+    _______,            _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,  _______,  _______,
+    _______,  _______,            _______,                                _______,                      _______,  _______,            _______,  _______,  _______
+  ),    
+};
+const rgblight_segment_t PROGMEM my_capslock_layer[] = RGBLIGHT_LAYER_SEGMENTS(
+    {0,1, HSV_WHITE}
+);     
+const rgblight_segment_t* const PROGMEM my_rgb_layers[] = RGBLIGHT_LAYERS_LIST(
+    my_capslock_layer
+);
+
+void keyboard_post_init_user(void) {
+    // Enable the LED layers
+    rgblight_layers = my_rgb_layers;
+}
+bool led_update_user(led_t led_state) {
+    rgblight_set_layer_state(0, led_state.caps_lock);
+    return true;
+}
diff --git a/keyboards/gray_studio/aero75/keymaps/via/rules.mk b/keyboards/gray_studio/aero75/keymaps/via/rules.mk
new file mode 100644
index 0000000000..96d2d189b2
--- /dev/null
+++ b/keyboards/gray_studio/aero75/keymaps/via/rules.mk
@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+MOUSEKEY_ENABLE = no
diff --git a/keyboards/gray_studio/aero75/mcuconf.h b/keyboards/gray_studio/aero75/mcuconf.h
new file mode 100644
index 0000000000..394edbdc12
--- /dev/null
+++ b/keyboards/gray_studio/aero75/mcuconf.h
@@ -0,0 +1,27 @@
+/* Copyright 2020 QMK
+ *
+ * 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/>.
+ */
+
+/*
+ * This file was auto-generated by:
+ *    `qmk chibios-confmigrate -i keyboards/handwired/pill60/bluepill/mcuconf.h -r platforms/chibios/STM32_F103_STM32DUINO/configs/mcuconf.h`
+ */
+
+#pragma once
+
+#include_next <mcuconf.h>
+
+
+
diff --git a/keyboards/gray_studio/aero75/readme.md b/keyboards/gray_studio/aero75/readme.md
new file mode 100644
index 0000000000..fbab90c9ed
--- /dev/null
+++ b/keyboards/gray_studio/aero75/readme.md
@@ -0,0 +1 @@
+# Gray Studio Aero 75
diff --git a/keyboards/gray_studio/aero75/rules.mk b/keyboards/gray_studio/aero75/rules.mk
new file mode 100644
index 0000000000..c369290cf9
--- /dev/null
+++ b/keyboards/gray_studio/aero75/rules.mk
@@ -0,0 +1,21 @@
+# MCU name
+MCU = STM32F103
+
+# Bootloader selection
+BOOTLOADER = stm32duino
+
+# Enter lower-power sleep mode when on the ChibiOS idle thread
+OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = yes     # Enable Bootmagic Lite
+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
+NKRO_ENABLE = no           # Enable N-Key Rollover
+BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = yes      # Enable keyboard RGB underglow
+AUDIO_ENABLE = no          # Audio output