[Keyboard] Add XS108 (#19112)

Co-authored-by: Ryan <fauxpark@gmail.com>

12 files changed, 458 insertions, 0 deletions

diff --git a/keyboards/xelus/xs108/config.h b/keyboards/xelus/xs108/config.h
new file mode 100644
index 0000000000..c2643fa3c4
--- /dev/null
+++ b/keyboards/xelus/xs108/config.h
@@ -0,0 +1,57 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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
+
+/* key matrix size */
+#define MATRIX_ROWS 6
+#define MATRIX_COLS 21
+
+#define MATRIX_ROW_PINS { C14, C13, A10, A3, A1, A0 }
+#define MATRIX_COL_PINS { A9, A8, B15, B14, B13, B12, B11, B10, B2, B1, B0, A7, A6, A5, A4, B6, B5, B4, B3, A15, A14 }
+
+#define DIODE_DIRECTION COL2ROW
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE    5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+// LED defines
+#define LED_CAPS_LOCK_PIN A2
+#define LED_SCROLL_LOCK_PIN A13
+#define LED_NUM_LOCK_PIN B7
+#define LED_PIN_ON_STATE 1
+
+// I2C setup
+#define I2C1_SCL_PIN        B8
+#define I2C1_SDA_PIN        B9
+#define I2C1_SCL_PAL_MODE   4
+#define I2C1_SDA_PAL_MODE   4
+#define I2C1_TIMINGR_PRESC  0U
+#define I2C1_TIMINGR_SCLDEL 7U
+#define I2C1_TIMINGR_SDADEL 0U
+#define I2C1_TIMINGR_SCLH   45U
+#define I2C1_TIMINGR_SCLL   149U
+
+// I2C EEPROM
+#define EEPROM_I2C_24LC64
+
+// More EEPROM for layers
+#define DYNAMIC_KEYMAP_EEPROM_MAX_ADDR 8191
diff --git a/keyboards/xelus/xs108/halconf.h b/keyboards/xelus/xs108/halconf.h
new file mode 100644
index 0000000000..33448dcbad
--- /dev/null
+++ b/keyboards/xelus/xs108/halconf.h
@@ -0,0 +1,21 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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 HAL_USE_I2C TRUE
+
+#include_next <halconf.h>
diff --git a/keyboards/xelus/xs108/info.json b/keyboards/xelus/xs108/info.json
new file mode 100644
index 0000000000..c24b00b011
--- /dev/null
+++ b/keyboards/xelus/xs108/info.json
@@ -0,0 +1,130 @@
+{
+    "keyboard_name": "XS108",
+    "manufacturer": "Xelus",
+    "url": "",
+    "maintainer": "xelus22",
+    "usb": {
+        "vid": "0x5845",
+        "pid": "0x0108",
+        "device_version": "0.0.1"
+    },
+    "layouts": {
+        "LAYOUT_108_ansi": {
+            "layout": [
+                { "label": "Esc", "x": 0, "y": 0 },
+                { "label": "F1", "x": 2, "y": 0 },
+                { "label": "F2", "x": 3, "y": 0 },
+                { "label": "F3", "x": 4, "y": 0 },
+                { "label": "F4", "x": 5, "y": 0 },
+                { "label": "F5", "x": 6.5, "y": 0 },
+                { "label": "F6", "x": 7.5, "y": 0 },
+                { "label": "F7", "x": 8.5, "y": 0 },
+                { "label": "F8", "x": 9.5, "y": 0 },
+                { "label": "F9", "x": 11, "y": 0 },
+                { "label": "F10", "x": 12, "y": 0 },
+                { "label": "F11", "x": 13, "y": 0 },
+                { "label": "F12", "x": 14, "y": 0 },
+                { "label": "PrtSc", "x": 15.25, "y": 0 },
+                { "label": "Scroll Lock", "x": 16.25, "y": 0 },
+                { "label": "Pause", "x": 17.25, "y": 0 },
+                { "label": "Num Lock", "x": 18.5, "y": 0 },
+                { "label": "MUTE", "x": 19.5, "y": 0 },
+                { "label": "VOLD", "x": 20.5, "y": 0 },
+                { "label": "VOLU", "x": 21.5, "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": 13, "y": 1.25 },
+                { "label": "Backspace", "x": 14, "y": 1.25 },
+                { "label": "Insert", "x": 15.25, "y": 1.25 },
+                { "label": "Home", "x": 16.25, "y": 1.25 },
+                { "label": "PgUp", "x": 17.25, "y": 1.25 },
+                { "label": "Num Lock", "x": 18.5, "y": 1.25 },
+                { "label": "/", "x": 19.5, "y": 1.25 },
+                { "label": "*", "x": 20.5, "y": 1.25 },
+                { "label": "-", "x": 21.5, "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": "Delete", "x": 15.25, "y": 2.25 },
+                { "label": "End", "x": 16.25, "y": 2.25 },
+                { "label": "PgDn", "x": 17.25, "y": 2.25 },
+                { "label": "7", "x": 18.5, "y": 2.25 },
+                { "label": "8", "x": 19.5, "y": 2.25 },
+                { "label": "9", "x": 20.5, "y": 2.25 },
+                { "label": "+", "x": 21.5, "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": "4", "x": 18.5, "y": 3.25 },
+                { "label": "5", "x": 19.5, "y": 3.25 },
+                { "label": "6", "x": 20.5, "y": 3.25 },
+                { "label": "+", "x": 21.5, "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": "Shift", "x": 14, "y": 4.25 },
+                { "label": "\u2191", "x": 16.25, "y": 4.25 },
+                { "label": "1", "x": 18.5, "y": 4.25 },
+                { "label": "2", "x": 19.5, "y": 4.25 },
+                { "label": "3", "x": 20.5, "y": 4.25 },
+                { "label": "Enter", "x": 21.5, "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": "Win", "x": 11.25, "y": 5.25, "w": 1.25 },
+                { "label": "Menu", "x": 12.5, "y": 5.25, "w": 1.25 },
+                { "label": "Ctrl", "x": 13.75, "y": 5.25, "w": 1.25 },
+                { "label": "\u2190", "x": 15.25, "y": 5.25 },
+                { "label": "\u2193", "x": 16.25, "y": 5.25 },
+                { "label": "\u2192", "x": 17.25, "y": 5.25 },
+                { "label": "0", "x": 18.5, "y": 5.25 },
+                { "label": "0", "x": 19.5, "y": 5.25 },
+                { "label": ".", "x": 20.5, "y": 5.25 },
+                { "label": "Enter", "x": 21.5, "y": 5.25 }
+            ]
+        }
+    }
+}
diff --git a/keyboards/xelus/xs108/keymaps/default/keymap.c b/keyboards/xelus/xs108/keymaps/default/keymap.c
new file mode 100644
index 0000000000..8990a6d6cc
--- /dev/null
+++ b/keyboards/xelus/xs108/keymaps/default/keymap.c
@@ -0,0 +1,59 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT_108_ansi(
+        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_SCRL, KC_PAUS,   KC_MUTE, KC_MUTE, KC_VOLU, KC_VOLD,
+
+        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_BSPC,   KC_INS,  KC_HOME, KC_PGUP,   KC_NUM,  KC_PSLS, KC_PAST, KC_PMNS,
+        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_SLSH,            KC_DEL,  KC_END,  KC_PGDN,   KC_P7,   KC_P8,   KC_P9,   KC_PPLS,
+        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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+        KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_BSLS,          KC_RSFT, MO(1),                       KC_UP,              KC_P1,   KC_P2,   KC_P3,   KC_PENT,
+        KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, KC_RGUI, KC_APP,  KC_RCTL,            KC_LEFT, KC_DOWN, KC_RGHT,   KC_P0,   KC_P0,   KC_PDOT, KC_PENT
+    ),
+
+    [1] = LAYOUT_108_ansi(
+        QK_BOOT,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______,  _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,                                         _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,                     _______,            _______, _______, _______, _______,
+        _______, _______, _______,                            _______,                            _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______
+    ),
+
+    [2] = LAYOUT_108_ansi(
+        QK_BOOT,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______,  _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,                                         _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,                     _______,            _______, _______, _______, _______,
+        _______, _______, _______,                            _______,                            _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______
+    ),
+
+    [3] = LAYOUT_108_ansi(
+        QK_BOOT,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______,  _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,                                         _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,                     _______,            _______, _______, _______, _______,
+        _______, _______, _______,                            _______,                            _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______
+    ),
+};
diff --git a/keyboards/xelus/xs108/keymaps/via/config.h b/keyboards/xelus/xs108/keymaps/via/config.h
new file mode 100644
index 0000000000..227af87cd6
--- /dev/null
+++ b/keyboards/xelus/xs108/keymaps/via/config.h
@@ -0,0 +1,2 @@
+// 3 layers or else it will not fit in EEPROM
+// #define DYNAMIC_KEYMAP_LAYER_COUNT 3
diff --git a/keyboards/xelus/xs108/keymaps/via/keymap.c b/keyboards/xelus/xs108/keymaps/via/keymap.c
new file mode 100644
index 0000000000..8990a6d6cc
--- /dev/null
+++ b/keyboards/xelus/xs108/keymaps/via/keymap.c
@@ -0,0 +1,59 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT_108_ansi(
+        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_SCRL, KC_PAUS,   KC_MUTE, KC_MUTE, KC_VOLU, KC_VOLD,
+
+        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_BSPC,   KC_INS,  KC_HOME, KC_PGUP,   KC_NUM,  KC_PSLS, KC_PAST, KC_PMNS,
+        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_SLSH,            KC_DEL,  KC_END,  KC_PGDN,   KC_P7,   KC_P8,   KC_P9,   KC_PPLS,
+        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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+        KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_BSLS,          KC_RSFT, MO(1),                       KC_UP,              KC_P1,   KC_P2,   KC_P3,   KC_PENT,
+        KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, KC_RGUI, KC_APP,  KC_RCTL,            KC_LEFT, KC_DOWN, KC_RGHT,   KC_P0,   KC_P0,   KC_PDOT, KC_PENT
+    ),
+
+    [1] = LAYOUT_108_ansi(
+        QK_BOOT,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______,  _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,                                         _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,                     _______,            _______, _______, _______, _______,
+        _______, _______, _______,                            _______,                            _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______
+    ),
+
+    [2] = LAYOUT_108_ansi(
+        QK_BOOT,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______,  _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,                                         _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,                     _______,            _______, _______, _______, _______,
+        _______, _______, _______,                            _______,                            _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______
+    ),
+
+    [3] = LAYOUT_108_ansi(
+        QK_BOOT,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______,  _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,                                         _______, _______, _______, _______,
+        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,                     _______,            _______, _______, _______, _______,
+        _______, _______, _______,                            _______,                            _______, _______, _______, _______,            _______, _______, _______,   _______, _______, _______, _______
+    ),
+};
diff --git a/keyboards/xelus/xs108/keymaps/via/rules.mk b/keyboards/xelus/xs108/keymaps/via/rules.mk
new file mode 100644
index 0000000000..1e5b99807c
--- /dev/null
+++ b/keyboards/xelus/xs108/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes
diff --git a/keyboards/xelus/xs108/mcuconf.h b/keyboards/xelus/xs108/mcuconf.h
new file mode 100644
index 0000000000..fbc11f575f
--- /dev/null
+++ b/keyboards/xelus/xs108/mcuconf.h
@@ -0,0 +1,22 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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_next <mcuconf.h>
+
+#undef STM32_I2C_USE_I2C1
+#define STM32_I2C_USE_I2C1 TRUE
diff --git a/keyboards/xelus/xs108/readme.md b/keyboards/xelus/xs108/readme.md
new file mode 100644
index 0000000000..a7f529378c
--- /dev/null
+++ b/keyboards/xelus/xs108/readme.md
@@ -0,0 +1,12 @@
+# XS108
+
+XS108 Full-Size Keyboard.
+
+* Keyboard Maintainer: [Xelus22](https://github.com/Xelus22)
+* Hardware Supported: STM32F072CBT6
+
+Make example for this keyboard (after setting up your build environment):
+
+    make xelus/xs108: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).
diff --git a/keyboards/xelus/xs108/rules.mk b/keyboards/xelus/xs108/rules.mk
new file mode 100644
index 0000000000..b02554d542
--- /dev/null
+++ b/keyboards/xelus/xs108/rules.mk
@@ -0,0 +1,22 @@
+# MCU name
+MCU = STM32L412
+
+# Bootloader selection
+BOOTLOADER = stm32-dfu
+
+# 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 = yes        # Console for debug
+COMMAND_ENABLE = yes        # 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
+EEPROM_DRIVER = i2c
+
+# Enter lower-power sleep mode when on the ChibiOS idle thread
+OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE
diff --git a/keyboards/xelus/xs108/xs108.c b/keyboards/xelus/xs108/xs108.c
new file mode 100644
index 0000000000..41084d7be1
--- /dev/null
+++ b/keyboards/xelus/xs108/xs108.c
@@ -0,0 +1,17 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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 "xs108.h"
diff --git a/keyboards/xelus/xs108/xs108.h b/keyboards/xelus/xs108/xs108.h
new file mode 100644
index 0000000000..765f5ea68d
--- /dev/null
+++ b/keyboards/xelus/xs108/xs108.h
@@ -0,0 +1,56 @@
+/* Copyright 2022 Harrison Chan (Xelus)
+ *
+ * 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
+
+/* hotswap
+ #define LAYOUT_108_ansi( \
+    K000,       K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013,   K014, K015, K016,   K017, K018, K019, K020, \
+    K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113,   K114, K115, K116,   K117, K118, K119, K120, \
+    K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213,   K214, K215, K216,   K217, K218, K219, K320, \
+    K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311,       K313,                       K317, K318, K319,       \
+    K400, K401, K402, K403, K404, K405, K406, K407, K408, K409, K410,       K412,               K415,         K417, K418, K419, K520, \
+    K500, K501, K502,             K505,                   K509, K510,       K512, K513,   K514, K515, K516,   K518,       K519        \
+) { \
+    { K000, ____, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, K015, K016, K017, K018, K019, K020 }, \
+    { K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, K115, K116, K117, K118, K119, K120 }, \
+    { K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213, K214, K215, K216, K217, K218, K219, ____ }, \
+    { K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, ____, K313, ____, ____, ____, K317, K318, K319, K320 }, \
+    { K400, K401, K402, K403, K404, K405, K406, K407, K408, K409, K410, ____, K412, ____, ____, K415, ____, K417, K418, K419, ____ }, \
+    { K500, K501, K502, ____, ____, K505, ____, ____, ____, K509, K510, ____, K512, K513, K514, K515, K516, ____, K518, K519, K520 }  \
+}
+*/
+
+// soldered
+#define LAYOUT_108_ansi( \
+    K000,       K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013,         K014, K015, K016,   K017, K018, K019, K020, \
+    K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K313,   K114, K115, K116,   K117, K118, K119, K120, \
+    K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213,         K214, K215, K216,   K217, K218, K219, K220, \
+    K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311,       K312,                             K317, K318, K319, K320, \
+    K400, K401, K402, K403, K404, K405, K406, K407, K408, K409, K410,       K412, K413,               K415,         K417, K418, K419, K420, \
+    K500, K501, K502,             K505,                   K509, K510,       K512, K513,         K514, K515, K516,   K517, K518, K519, K520  \
+) { \
+    { K000, ____, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, K015, K016, K017, K018, K019, K020 }, \
+    { K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, K115, K116, K117, K118, K119, K120 }, \
+    { K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213, K214, K215, K216, K217, K218, K219, K220 }, \
+    { K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, K312, K313, ____, ____, ____, K317, K318, K319, K320 }, \
+    { K400, K401, K402, K403, K404, K405, K406, K407, K408, K409, K410, ____, K412, K413, ____, K415, ____, K417, K418, K419, K420 }, \
+    { K500, K501, K502, ____, ____, K505, ____, ____, ____, K509, K510, ____, K512, K513, K514, K515, K516, K517, K518, K519, K520 }  \
+}