[Keyboard] Add Avalanche v4 (#17288)

Co-authored-by: Drashna Jaelre <drashna@live.com>

11 files changed, 495 insertions, 0 deletions

diff --git a/keyboards/avalanche/avalanche.h b/keyboards/avalanche/avalanche.h
index c3f431f315..916019f0d0 100644
--- a/keyboards/avalanche/avalanche.h
+++ b/keyboards/avalanche/avalanche.h
@@ -9,6 +9,8 @@
     #include "v2.h"
 #elif KEYBOARD_avalanche_v3
     #include "v3.h"
+#elif KEYBOARD_avalanche_v4
+    #include "v4.h"
 #endif
 
 #include "quantum.h"
diff --git a/keyboards/avalanche/v4/config.h b/keyboards/avalanche/v4/config.h
new file mode 100644
index 0000000000..d2082635d8
--- /dev/null
+++ b/keyboards/avalanche/v4/config.h
@@ -0,0 +1,76 @@
+// Copyright 2022 Will Winder (@winder)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#define VENDOR_ID       0xCEE2
+#define PRODUCT_ID      0x0003
+#define DEVICE_VER      0x0004
+#define MANUFACTURER    vitvlkv
+#define PRODUCT         Avalanche
+
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 7
+
+#define MATRIX_ROW_PINS { D4, C6, D7, E6, B4 }
+#define MATRIX_COL_PINS { F5, F6, F7, B1, B3, B2, B6 }
+
+#define DIODE_DIRECTION COL2ROW
+
+#define SOFT_SERIAL_PIN D2
+
+
+#define ENCODERS_PAD_A { B5 }
+#define ENCODERS_PAD_B { F4 }
+#define ENCODER_RESOLUTION 2
+
+#ifdef RGBLIGHT_ENABLE
+#    define RGB_DI_PIN D3
+#    define RGBLED_NUM 64
+#    define RGBLED_SPLIT { 32, 32 }
+#    define RGBLIGHT_SPLIT
+#    define RGBLIGHT_LIMIT_VAL 100 // LED Brightness, high power draw may exceed the USB limitations of 0.6A and cause a crash.    
+#    define RGBLIGHT_HUE_STEP  10    
+#    define RGBLIGHT_SAT_STEP  17    
+#    define RGBLIGHT_VAL_STEP  17    
+
+#    define RGBLIGHT_DEFAULT_MODE RGBLIGHT_MODE_RAINBOW_SWIRL+2
+
+#    define RGBLIGHT_EFFECT_ALTERNATING
+#    define RGBLIGHT_EFFECT_RGB_TEST
+#    define RGBLIGHT_EFFECT_RAINBOW_MOOD
+#    define RGBLIGHT_EFFECT_STATIC_GRADIENT
+#    define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+#    define RGBLIGHT_EFFECT_BREATHING
+#    define RGBLIGHT_EFFECT_KNIGHT
+#    define RGBLIGHT_EFFECT_SNAKE
+#    define RGBLIGHT_EFFECT_CHRISTMAS
+
+
+// RGB LED Conversion macro from physical array to electric array. This results in better looking animated effects.    
+#    define LED_LAYOUT( \
+      /* LED matrix */ \
+      L01, L02, L03, L04, L05, L06,                        L011, L012, L013, L014, L015, L016, \
+      L11, L12, L13, L14, L15, L16,                        L111, L112, L113, L114, L115, L116, \
+ L20, L21, L22, L23, L24, L25, L26,                        L211, L212, L213, L214, L215, L216, L217, \
+      L31, L32, L33, L34, L35, L36, L37, L38,   L39, L310, L311, L312, L313, L314, L315, L316, \
+                     L44, L45, L46, L47, L48,   L49, L410, L411, L412, L413 )\
+  { \
+    /* left half - electrical wiring order */ \
+    L47,L48,L38,L37,L36,L26,L16,L06,L05,L15,L25,L35,L46,L45,L34,L24,L14,L04,L03,L13,L23,L33,L44,L32,L22,L12,L02,L01,L11,L21,L31,L20, \
+    /* right half - electrical wiring order */ \
+    L410,L49,L39,L310,L311,L211,L111,L011,L012,L112,L212,L312,L411,L412,L313,L213,L113,L013,L014,L114,L214,L314,L413,L315,L215,L115,L015,L016,L116,L216,L316,L217 \
+  }
+#    define RGBLIGHT_LED_MAP LED_LAYOUT( \
+    /* animation order. */ \
+      4,  8, 12, 17, 22, 27,                   40, 45, 50, 54, 58, 62, \
+      3,  7, 11, 16, 21, 26,                   39, 44, 49, 53, 57, 61, \
+  0,  2,  6, 10, 15, 20, 25,                   38, 43, 48, 52, 56, 60, 63, \
+      1,  5,  9, 14, 19, 24, 29, 31,   33, 35, 37, 42, 47, 51, 55, 59, \
+                 13, 18, 23, 28, 30,   32, 34, 36, 41, 46 )
+#endif
+
+#ifdef OLED_ENABLE
+#    define OLED_DISPLAY_128X64
+#    define OLED_TIMEOUT 30000
+#endif
diff --git a/keyboards/avalanche/v4/info.json b/keyboards/avalanche/v4/info.json
new file mode 100644
index 0000000000..53e227bcf1
--- /dev/null
+++ b/keyboards/avalanche/v4/info.json
@@ -0,0 +1,79 @@
+{
+    "keyboard_name": "Avalanche v4",
+    "url": "https://github.com/vlkv/avalanche",
+    "maintainer": "vlkv",
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                {"label":"L00", "x":1, "y":0.75},
+                {"label":"L01", "x":2, "y":0.75},
+                {"label":"L02", "x":3, "y":0.25},
+                {"label":"L03", "x":4, "y":0},
+                {"label":"L04", "x":5, "y":0.25},
+                {"label":"L05", "x":6, "y":0.35},
+                {"label":"R05", "x":12, "y":0.35},
+                {"label":"R04", "x":13, "y":0.25},
+                {"label":"R03", "x":14, "y":0},
+                {"label":"R02", "x":15, "y":0.25},
+                {"label":"R01", "x":16, "y":0.75},
+                {"label":"R00", "x":17, "y":0.75},
+
+                {"label":"L10", "x":1, "y":1.75},
+                {"label":"L11", "x":2, "y":1.75},
+                {"label":"L12", "x":3, "y":1.25},
+                {"label":"L13", "x":4, "y":1},
+                {"label":"L14", "x":5, "y":1.25},
+                {"label":"L15", "x":6, "y":1.35},
+                {"label":"R15", "x":12, "y":1.35},
+                {"label":"R14", "x":13, "y":1.25},
+                {"label":"R13", "x":14, "y":1},
+                {"label":"R12", "x":15, "y":1.25},
+                {"label":"R11", "x":16, "y":1.75},
+                {"label":"R10", "x":17, "y":1.75},
+
+                {"label":"L40", "x":0, "y":2.85},
+                {"label":"L20", "x":1, "y":2.75},
+                {"label":"L21", "x":2, "y":2.75},
+                {"label":"L22", "x":3, "y":2.25},
+                {"label":"L23", "x":4, "y":2},
+                {"label":"L24", "x":5, "y":2.25},
+                {"label":"L25", "x":6, "y":2.35},
+                {"label":"R25", "x":12, "y":2.35},
+                {"label":"R24", "x":13, "y":2.25},
+                {"label":"R23", "x":14, "y":2},
+                {"label":"R22", "x":15, "y":2.25},
+                {"label":"R21", "x":16, "y":2.75},
+                {"label":"R20", "x":17, "y":2.75},
+                {"label":"R40", "x":18, "y":2.85},
+
+                {"label":"L30", "x":1, "y":3.75},
+                {"label":"L31", "x":2, "y":3.75},
+                {"label":"L32", "x":3, "y":3.25},
+                {"label":"L33", "x":4, "y":3},
+                {"label":"L34", "x":5, "y":3.25},
+                {"label":"L35", "x":6, "y":3.35},
+                {"label":"L36", "x":7, "y":3.7},
+                {"label":"L26", "x":8, "y":4.05},
+                {"label":"R26", "x":10, "y":4.05},
+                {"label":"R36", "x":11, "y":3.7},
+                {"label":"R35", "x":12, "y":3.35},
+                {"label":"R34", "x":13, "y":3.25},
+                {"label":"R33", "x":14, "y":3},
+                {"label":"R32", "x":15, "y":3.25},
+                {"label":"R31", "x":16, "y":3.75},
+                {"label":"R30", "x":17, "y":3.75},
+
+                {"label":"L42", "x":3.4, "y":4.55},
+                {"label":"L43", "x":4.6, "y":4.45},
+                {"label":"L44", "x":5.8, "y":4.4},
+                {"label":"L45", "x":7, "y":4.7},
+                {"label":"L46", "x":8, "y":5.05},
+                {"label":"R46", "x":10, "y":5.05},
+                {"label":"R45", "x":11, "y":4.7},
+                {"label":"R44", "x":12.2, "y":4.4},
+                {"label":"R43", "x":13.4, "y":4.45},
+                {"label":"R42", "x":14.6, "y":4.55}
+            ]
+        }
+    }
+}
diff --git a/keyboards/avalanche/v4/keymaps/default/keymap.c b/keyboards/avalanche/v4/keymaps/default/keymap.c
new file mode 100644
index 0000000000..7239091ca2
--- /dev/null
+++ b/keyboards/avalanche/v4/keymaps/default/keymap.c
@@ -0,0 +1,49 @@
+// Copyright 2022 Viatly Volkov (@vlkv)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+/*
+qmk compile -kb avalanche/v4 -km default
+qmk flash -kb avalanche/v4 -km default
+*/
+
+#include QMK_KEYBOARD_H
+
+enum layer {
+    LAYER_0,
+    LAYER_1,
+    LAYER_2,
+};
+
+#define FN_1 MO(LAYER_1)
+#define LFN_2 LT(LAYER_2, KC_GRV)
+#define RFN_2 MO(LAYER_2)
+#define LFN_3 LSFT_T(KC_EQL)
+#define RFN_3 RSFT_T(KC_MINS)
+#define EN_LALT LALT_T(KC_ENT)
+#define EN_RALT RALT_T(KC_ENT)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [LAYER_0] = LAYOUT(
+                 KC_ESC,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                                       KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_BSLS,
+                 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_CAPS, KC_LSFT, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                                        KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, KC_RBRC,
+                 KC_LCTL, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_DEL,  KC_LGUI, KC_INS,  KC_BSPC, KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RCTL,
+                                            KC__MUTE,LFN_2,   LFN_3,   KC_SPC,  EN_LALT, EN_RALT, FN_1,    RFN_3,   RFN_2,   KC_PSCR
+    ),
+    [LAYER_1] = LAYOUT(
+                 _______, KC_F11,  KC_F12,  XXXXXXX, XXXXXXX, XXXXXXX,                                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_F11,
+                 _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_BSPC,                                     KC_DEL,  KC_HOME, KC_UP,   KC_END,  KC_PGUP, XXXXXXX,
+        _______, _______, KC_APP,  XXXXXXX, XXXXXXX, XXXXXXX, KC_DEL,                                      KC_BSPC, KC_LEFT, KC_DOWN, KC_RGHT, KC_PGDN, XXXXXXX, KC_F12,
+                 _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______, _______, _______, _______, XXXXXXX, KC_PGUP, KC_PGDN, XXXXXXX, XXXXXXX, _______,
+                                            _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+    ),
+    [LAYER_2] = LAYOUT(
+                 _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+                 _______, KC_0,    KC_1,    KC_2,    KC_3,    KC_BSPC,                                     KC_DEL,  KC_EXLM, KC_AT,   KC_HASH, XXXXXXX, KC_LPRN,
+        _______, _______, KC_0,    KC_4,    KC_5,    KC_6,    KC_DEL,                                      KC_BSPC, KC_DLR,  KC_PERC, KC_CIRC, XXXXXXX, XXXXXXX, KC_RPRN,
+                 _______, KC_0,    KC_7,    KC_8,    KC_9,    KC_DOT,  _______, _______, _______, _______, XXXXXXX, KC_AMPR, KC_ASTR, XXXXXXX, XXXXXXX, _______,
+                                            _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+    ),
+};
+
+
diff --git a/keyboards/avalanche/v4/keymaps/winder/config.h b/keyboards/avalanche/v4/keymaps/winder/config.h
new file mode 100644
index 0000000000..ca4b822f1b
--- /dev/null
+++ b/keyboards/avalanche/v4/keymaps/winder/config.h
@@ -0,0 +1,12 @@
+// Copyright 2022 Will Winder (@winder)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#undef RGBLIGHT_EFFECT_BREATHING
+#undef RGBLIGHT_EFFECT_KNIGHT
+#undef RGBLIGHT_EFFECT_SNAKE
+#undef RGBLIGHT_EFFECT_CHRISTMAS
+#undef RGBLIGHT_EFFECT_RGB_TEST
+#undef RGBLIGHT_EFFECT_STATIC_GRADIENT
+#undef RGBLIGHT_EFFECT_ALTERNATING
diff --git a/keyboards/avalanche/v4/keymaps/winder/images.h b/keyboards/avalanche/v4/keymaps/winder/images.h
new file mode 100644
index 0000000000..2202e31574
--- /dev/null
+++ b/keyboards/avalanche/v4/keymaps/winder/images.h
@@ -0,0 +1,69 @@
+// Copyright 2022 Will Winder (@winder)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+static const char display [] PROGMEM = {
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0x7f, 0x3f, 0x9f, 0xcf, 0x8f, 0x1f, 0x3f, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0x7f, 0x7f, 0x3f, 0x3f, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0x1f, 0xcf, 0xef, 
+0xe7, 0xcf, 0x8f, 0x1e, 0x3f, 0x7f, 0xff, 0xff, 0xff, 0xfe, 0xfc, 0xf8, 0xf1, 0xe3, 0xf7, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0x3f, 0xbf, 0x9f, 0x1f, 0x3f, 
+0x7b, 0xf0, 0xfe, 0xff, 0xff, 0xfe, 0x7c, 0x78, 0x71, 0x03, 0x87, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0x9f, 0x3f, 0xff, 0xf3, 0xe3, 0xd7, 0xef, 0xdf, 0x9c, 0x39, 0x73, 
+0xe7, 0xef, 0xcf, 0xcf, 0xce, 0xe0, 0xf8, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xdf, 0x9f, 0xbf, 0x3f, 0x1f, 0xc8, 0xe1, 0xc7, 0x9f, 0x3f, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0x7f, 0x7f, 0x7f, 0xe7, 0xc7, 0x9f, 0x3f, 0x7d, 0xf0, 0xe3, 0xc7, 0x8f, 0x9f, 0x3e, 
+0x3c, 0xb8, 0x81, 0xc3, 0xff, 0xff, 0xfe, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xbf, 0x1f, 0x3f, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xdf, 0xcf, 0xe7, 
+0xf3, 0xf9, 0x71, 0x03, 0x87, 0x8f, 0x1e, 0x3c, 0x79, 0xf3, 0xee, 0x9d, 0xfb, 0xf3, 0xf7, 0xfe, 
+0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xef, 0xe7, 0xf3, 
+0xf9, 0xfc, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3f, 0x7e, 0xfe, 0xfc, 0xfd, 0xf9, 0xf8, 0xf8, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xdf, 0x9f, 0x3f, 0x7f, 
+0xff, 0xfe, 0xfe, 0xfc, 0xf0, 0xe6, 0xcd, 0x9d, 0x3b, 0x7a, 0xf0, 0xf1, 0xe1, 0xf3, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xef, 0x47, 0x1f, 
+0x3d, 0xf9, 0xf9, 0xf3, 0x83, 0x30, 0x78, 0x78, 0x71, 0x23, 0x87, 0xcf, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xef, 0xe7, 0xef, 0xcf, 0x0e, 0x0c, 0xe1, 0xe3, 0xe7, 0xcf, 
+0x1f, 0x3e, 0x7e, 0xff, 0xef, 0xe7, 0xf3, 0xf8, 0xfc, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfd, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3f, 0x7f, 
+0x7f, 0x3f, 0x9f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xbf, 0x9f, 0xbf, 0x3f, 0x3b, 0x33, 0x87, 0x8f, 0x9f, 0x3f, 0x7f, 0xff, 0xfe, 
+0xfc, 0xb9, 0x83, 0xc7, 0xe7, 0xf3, 0xf9, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xbf, 0x9f, 0xcf, 0xc7, 0x33, 0x7f, 0xfe, 0xfc, 0xfc, 0xf9, 0xf8, 0xf6, 0xe7, 
+0xee, 0xc8, 0x83, 0xcf, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfc, 0xf9, 0xf9, 0xf9, 0xf9, 
+0xfc, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfb, 0xf8, 0xfc, 
+0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x8f, 0x07, 0x73, 
+0xfb, 0xfb, 0xf3, 0xe7, 0xcf, 0x9f, 0x3f, 0xf8, 0xf0, 0xe7, 0xe7, 0xe7, 0xe7, 0xf0, 0xf8, 0xfd, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0x87, 0x33, 
+0x3b, 0x39, 0x3b, 0x9f, 0x9f, 0x9f, 0x3f, 0x7f, 0xfe, 0xfc, 0xd9, 0xc3, 0xe3, 0xf3, 0xf9, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x3f, 0xdf, 0xdf, 0xdf, 0xbf, 0x7f, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xef, 0xe7, 0xf3, 0xf9, 0xf8, 0xf1, 0xe3, 0xc7, 0x8f, 0x1f, 0x3e, 
+0x7c, 0xf9, 0xf3, 0xf3, 0xf3, 0xf3, 0xf8, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf7, 0xf3, 0xf9, 0xfc, 0xbe, 0x9c, 0xc1, 0xe3, 0xe7, 0xcf, 
+0x1f, 0x3f, 0xff, 0xf3, 0xf3, 0xfb, 0xf8, 0xfc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xbf, 
+0xff, 0xff, 0xe7, 0xdb, 0xbb, 0x7b, 0xf7, 0xee, 0xdc, 0xbd, 0xff, 0xf7, 0xf7, 0xf6, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 
+0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 
+0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfb, 0xf9, 0xfc, 
+0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xfc, 
+0xf9, 0xf3, 0xa7, 0xcf, 0xef, 0xff, 0xfc, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
diff --git a/keyboards/avalanche/v4/keymaps/winder/keymap.c b/keyboards/avalanche/v4/keymaps/winder/keymap.c
new file mode 100644
index 0000000000..75de2f11a8
--- /dev/null
+++ b/keyboards/avalanche/v4/keymaps/winder/keymap.c
@@ -0,0 +1,135 @@
+// Copyright 2022 Viatly Volkov (@vlkv)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+/*
+qmk compile -kb avalanche/v4 -km default
+qmk flash -kb avalanche/v4 -km default
+*/
+
+#include QMK_KEYBOARD_H
+
+enum layer {
+    _QWERTY,
+    _LOWER,
+    _RAISE,
+};
+
+#define FN_1 MO(_LOWER)
+#define FN_2 MO(_RAISE)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [_QWERTY] = LAYOUT(
+                 KC_GRV , KC_1   , KC_2   , KC_3   , KC_4   , KC_5   ,                                           KC_6   , KC_7   , KC_8   , KC_9   , KC_0   , KC_DEL ,
+                 KC_TAB , KC_Q   , KC_W   , KC_E   , KC_R   , KC_T   ,                                           KC_Y   , KC_U   , KC_I   , KC_O   , KC_P   , KC_BSPC,
+        KC_ESC , KC_LCTL, KC_A   , KC_S   , KC_D   , KC_F   , KC_G   ,                                           KC_H   , KC_J   , KC_K   , KC_L   , KC_SCLN, KC_QUOT, KC_UNDS,
+                 KC_LSFT, KC_Z   , KC_X   , KC_C   , KC_V   , KC_B   , KC_DEL , KC_LGUI, /**/  KC_INS , KC_BSPC, KC_N   , KC_M   , KC_COMM, KC_DOT , KC_SLSH, KC_RSFT,
+                                            KC_LGUI, KC_LALT, KC_LGUI, FN_1   , KC_ENT , /**/  FN_2   , KC_SPC , KC_BSPC, KC_RALT, KC_RGUI
+    ),
+    [_LOWER] = LAYOUT(
+                 _______, KC_F1  , KC_F2  , KC_F3  , KC_F4  , KC_F5  ,                                           KC_F6  , KC_F7  , KC_F8  , KC_F9  , KC_F10 , KC_F11 ,
+                 KC_GRV , KC_1   , KC_2   , KC_3   , KC_4   , KC_5   ,                                           KC_6   , KC_7   , KC_8   , KC_9   , KC_0   , KC_DEL ,
+       _______ , KC_TILD, KC_EXLM, KC_AT  , KC_HASH, KC_DLR , KC_PERC,                                           KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_PIPE, _______,
+                 _______, KC_EQL , KC_MINS, KC_PLUS, KC_LCBR, KC_RCBR, _______, _______, /**/  _______, _______, KC_LBRC, KC_RBRC, KC_SCLN, KC_COLN, KC_BSLS, _______,
+                                            _______, _______, _______, _______, _______, /**/  _______, _______, _______, _______, _______
+    ),
+    [_RAISE] = LAYOUT(
+                 _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                                           KC_VOLD, KC_VOLU, KC_MUTE, XXXXXXX, XXXXXXX, XXXXXXX,
+                 _______, KC_0,    KC_1,    KC_2,    KC_3,    KC_BSPC,                                           KC_PGUP, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+        _______, _______, KC_0,    KC_4,    KC_5,    KC_6,    KC_DEL,                                            KC_LEFT, KC_DOWN, KC_UP  , KC_RGHT, XXXXXXX, XXXXXXX, XXXXXXX,
+                 _______, KC_0,    KC_7,    KC_8,    KC_9,    KC_DOT,  _______, _______, /**/  _______, _______, KC_PGDN, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______,
+                                            _______, _______, _______, _______, _______, /**/  _______, _______, _______, _______, _______
+    ),
+};
+
+#ifdef OLED_ENABLE
+
+#include "images.h"
+
+oled_rotation_t oled_init_user(oled_rotation_t rotation) {
+    return OLED_ROTATION_0;
+}
+
+void shiftright(char* buf, int size, int num) {
+  for (int i = size-1; i > 0; i--) {
+    buf[i] >>= 1;
+    if (buf[i-1] & 0x01) {
+      buf[i] |= 0x80;
+    }
+  }
+  buf[0] >>= 1;
+}
+
+// right to left, 8 bit vertical strips.
+void mask(char* enable) {
+  char rowenable[3];
+  const char* data = display;
+  int i = 0;
+  char blockmask[2] = { 0x00, 0x00 };
+
+  while (i < sizeof(display)) {
+    if (i % 128 == 0) {
+      // shift enable-mask right 1 at each row, reinitialize row copy
+      if (i != 0) {
+        shiftright(enable, 3, 2);
+      }
+      rowenable[0] = enable[0];
+      rowenable[1] = enable[1];
+      rowenable[2] = enable[2];
+    }
+
+    if (i % 8 == 0) {
+      if (rowenable[2] & 0x01) {
+        blockmask[1] = 0xff;
+      } else {
+        blockmask[1] = 0x00;
+      }
+
+      if (rowenable[2] & 0x02) {
+        blockmask[0] = 0xff;
+      } else {
+        blockmask[0] = 0x00;
+      }
+      shiftright(rowenable, 3, 2);
+    }
+
+    uint8_t c = pgm_read_byte(data++);
+    oled_write_raw_byte(c & blockmask[1], i++);
+    shiftright(blockmask, 2, 1);
+  }
+}
+
+void setmask(char* mask) {
+  mask[0] = 0x00;
+  mask[1] = 0x00;
+  mask[2] = 0x00;
+
+  uint8_t mod = get_mods() | get_oneshot_mods();
+  if (mod & MOD_MASK_CTRL) {
+    mask[1] |= 0xf0;
+  }
+  if (mod & MOD_MASK_ALT) {
+    mask[1] |= 0x0f;
+  }
+  if (mod & MOD_MASK_GUI) {
+    mask[0] |= 0xf0;
+  }
+
+  switch (get_highest_layer(layer_state)) {
+    case _LOWER:
+      mask[2] |= 0xf0;
+      break;
+    case _RAISE:
+      mask[0] |= 0x0f;
+      break;
+  }
+}
+
+bool oled_task_user(void) {
+    char m[3];
+    setmask(m);
+    mask(m);
+    return false;
+}
+
+#endif
+
diff --git a/keyboards/avalanche/v4/keymaps/winder/rules.mk b/keyboards/avalanche/v4/keymaps/winder/rules.mk
new file mode 100644
index 0000000000..1e3cebb145
--- /dev/null
+++ b/keyboards/avalanche/v4/keymaps/winder/rules.mk
@@ -0,0 +1 @@
+RGBLIGHT_ENABLE = yes
diff --git a/keyboards/avalanche/v4/rules.mk b/keyboards/avalanche/v4/rules.mk
new file mode 100644
index 0000000000..370dc1a6a8
--- /dev/null
+++ b/keyboards/avalanche/v4/rules.mk
@@ -0,0 +1,23 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = caterina
+
+# 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 = yes           # Enable N-Key Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+AUDIO_ENABLE = no           # Audio output
+ENCODER_ENABLE = yes
+OLED_ENABLE = yes
+OLED_DRIVER = SSD1306
+
+SPLIT_KEYBOARD = yes
diff --git a/keyboards/avalanche/v4/v4.c b/keyboards/avalanche/v4/v4.c
new file mode 100644
index 0000000000..69c64fc53c
--- /dev/null
+++ b/keyboards/avalanche/v4/v4.c
@@ -0,0 +1,18 @@
+// Copyright 2022 Vitaly Volkov (@vlkv)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "avalanche.h"
+
+#ifdef OLED_ENABLE
+oled_rotation_t oled_init_kb(oled_rotation_t rotation) {
+    return OLED_ROTATION_180;
+}
+
+bool oled_task_kb(void) {
+    if (!oled_task_user()) {
+        return false;
+    }
+    oled_write_P(PSTR("Avalanche\nVersion 4"), false);
+    return true;
+}
+#endif
diff --git a/keyboards/avalanche/v4/v4.h b/keyboards/avalanche/v4/v4.h
new file mode 100644
index 0000000000..fde80607b2
--- /dev/null
+++ b/keyboards/avalanche/v4/v4.h
@@ -0,0 +1,31 @@
+// Copyright 2022 Vitaly Volkov (@vlkv)
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "avalanche.h"
+
+#include "quantum.h"
+
+#define L__ KC_NO
+#define R__ KC_NO
+
+#define LAYOUT( \
+         L00, L01, L02, L03, L04, L05,                      R05, R04, R03, R02, R01, R00, \
+         L10, L11, L12, L13, L14, L15,                      R15, R14, R13, R12, R11, R10, \
+    L40, L20, L21, L22, L23, L24, L25,                      R25, R24, R23, R22, R21, R20, R40, \
+         L30, L31, L32, L33, L34, L35, L36, L26,  R26, R36, R35, R34, R33, R32, R31, R30, \
+                        L42, L43, L44, L45, L46,  R46, R45, R44, R43, R42 \
+) \
+{ \
+    { L00, L01, L02, L03, L04, L05, L__}, \
+    { L10, L11, L12, L13, L14, L15, L__}, \
+    { L20, L21, L22, L23, L24, L25, L26}, \
+    { L30, L31, L32, L33, L34, L35, L36}, \
+    { L40, L__, L42, L43, L44, L45, L46}, \
+    { R00, R01, R02, R03, R04, R05, R__}, \
+    { R10, R11, R12, R13, R14, R15, R__}, \
+    { R20, R21, R22, R23, R24, R25, R26}, \
+    { R30, R31, R32, R33, R34, R35, R36}, \
+    { R40, R__, R42, R43, R44, R45, R46} \
+}