10 files changed, 653 insertions(+), 0 deletions(-)

A keyboards/handwired/ortho_brass/config.h
A keyboards/handwired/ortho_brass/keymaps/default/keymap.c
A keyboards/handwired/ortho_brass/keymaps/default/readme.md
A keyboards/handwired/ortho_brass/ortho_brass.c
A keyboards/handwired/ortho_brass/ortho_brass.h
A keyboards/handwired/ortho_brass/readme.md
A keyboards/handwired/ortho_brass/rules.mk
A layouts/community/ortho_4x12/bifbofii/keymap.c
A layouts/community/ortho_4x12/bifbofii/readme.md
A layouts/community/ortho_4x12/bifbofii/rules.mk

@@ 0,0 1,44 @@
+/* Copyright 2021 Christoph Jabs (BifbofII)
+ *
+ * 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 0xFEED
+#define PRODUCT_ID 0x6060
+#define DEVICE_VER 0x0001
+#define MANUFACTURER BifbofII
+#define PRODUCT Ortho Brass
+
+/* key matrix size */
+#define MATRIX_ROWS 4
+#define MATRIX_COLS 12
+
+/* Handwired pin-out */
+#define MATRIX_ROW_PINS \
+    { D3, D2, D1, D0 }
+#define MATRIX_COL_PINS \
+    { F4, F7, F5, F1, C7, F0, B1, B0, F6, B6, B2, B3 }
+#define UNUSED_PINS \
+    { B0, B1, B2, F0, F1, F4, D4, D5, E6 }
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5

@@ 0,0 1,240 @@
+/* Copyright 2021 Christoph Jabs (BifbofII)
+ *
+ * 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
+
+enum ortho_brass_layers {
+    _QWERTY,
+    _COLEMAK,
+    _DVORAK,
+    _LOWER,
+    _RAISE,
+    _PLOVER,
+    _ADJUST
+};
+
+enum ortho_brass_keycodes {
+    QWERTY = SAFE_RANGE,
+    COLEMAK,
+    DVORAK,
+    PLOVER,
+    EXT_PLV
+};
+
+#define LOWER MO(_LOWER)
+#define RAISE MO(_RAISE)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* Qwerty
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   E  |   R  |   T  |   Y  |   U  |   I  |   O  |   P  | Bksp |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Esc  |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   ;  |  "   |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      | Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_QWERTY] = LAYOUT_ortho_4x12_1x2uC(
+    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_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
+    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT ,
+    XXXXXXX, KC_LCTL, KC_LALT, KC_LGUI, LOWER,       KC_SPC,       RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Colemak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   F  |   P  |   G  |   J  |   L  |   U  |   Y  |   ;  | Bksp |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Esc  |   A  |   R  |   S  |   T  |   D  |   H  |   N  |   E  |   I  |   O  |  "   |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      | Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_COLEMAK] = LAYOUT_ortho_4x12_1x2uC(
+    KC_TAB,  KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC,
+    KC_ESC,  KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT,
+    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT ,
+    XXXXXXX, KC_LCTL, KC_LALT, KC_LGUI, LOWER,       KC_SPC,       RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Dvorak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   "  |   ,  |   .  |   P  |   Y  |   F  |   G  |   C  |   R  |   L  | Bksp |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Esc  |   A  |   O  |   E  |   U  |   I  |   D  |   H  |   T  |   N  |   S  |  /   |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Shift|   ;  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      | Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_DVORAK] = LAYOUT_ortho_4x12_1x2uC(
+    KC_TAB,  KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC,
+    KC_ESC,  KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH,
+    KC_LSFT, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    KC_ENT ,
+    XXXXXXX, KC_LCTL, KC_LALT, KC_LGUI, LOWER,       KC_SPC,       RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Lower
+ * ,-----------------------------------------------------------------------------------.
+ * |   ~  |   !  |   @  |   #  |   $  |   %  |   ^  |   &  |   *  |   (  |   )  | Bksp |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   _  |   +  |   {  |   }  |  |   |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO ~ |ISO | | Home | End  |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_LOWER] = LAYOUT_ortho_4x12_1x2uC(
+    KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR,    KC_ASTR,    KC_LPRN, KC_RPRN, KC_BSPC,
+    KC_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_UNDS,    KC_PLUS,    KC_LCBR, KC_RCBR, KC_PIPE,
+    _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  S(KC_NUHS), S(KC_NUBS), KC_HOME, KC_END,  _______,
+    _______, _______, _______, _______, _______,      _______,     _______,    KC_MNXT,    KC_VOLD, KC_VOLU, KC_MPLY
+),
+
+/* Raise
+ * ,-----------------------------------------------------------------------------------.
+ * |   `  |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0  | Bksp |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   -  |   =  |   [  |   ]  |  \   |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO # |ISO / |Pg Up |Pg Dn |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_RAISE] = LAYOUT_ortho_4x12_1x2uC(
+    KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_BSPC,
+    KC_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS,
+    _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_NUHS, KC_NUBS, KC_PGUP, KC_PGDN, _______,
+    _______, _______, _______, _______, _______,     _______,      _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY
+),
+
+/* Plover layer (http://opensteno.org)
+ * ,-----------------------------------------------------------------------------------.
+ * |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |   S  |   T  |   P  |   H  |   *  |   *  |   F  |   P  |   L  |   T  |   D  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |   S  |   K  |   W  |   R  |   *  |   *  |   R  |   B  |   G  |   S  |   Z  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Exit |      |      |   A  |   O  |             |   E  |   U  |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_PLOVER] = LAYOUT_ortho_4x12_1x2uC(
+    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1   ,
+    XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC,
+    XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
+    EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,        XXXXXXX,      KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX
+),
+
+/* Adjust (Lower + Raise)
+ *                      v------------------------RGB CONTROL--------------------v
+ * ,-----------------------------------------------------------------------------------.
+ * |      | Reset|Debug | RGB  |RGBMOD| HUE+ | HUE- | SAT+ | SAT- |BRGTH+|BRGTH-|  Del |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |MUSmod|Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|Plover|      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|TermOn|TermOf|      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_ADJUST] = LAYOUT_ortho_4x12_1x2uC(
+    _______, RESET,   DEBUG,   RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD,  RGB_VAI, RGB_VAD, KC_DEL ,
+    _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK,  DVORAK,  PLOVER,  _______,
+    _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  TERM_ON, TERM_OFF, _______, _______, _______,
+    _______, _______, _______, _______, _______,     _______,      _______, _______,  _______, _______, _______
+)
+
+};
+
+layer_state_t layer_state_set_user(layer_state_t state) { return update_tri_layer_state(state, _LOWER, _RAISE, _ADJUST); }
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    switch (keycode) {
+        case QWERTY:
+            if (record->event.pressed) {
+                set_single_persistent_default_layer(_QWERTY);
+            }
+            return false;
+            break;
+        case COLEMAK:
+            if (record->event.pressed) {
+                set_single_persistent_default_layer(_COLEMAK);
+            }
+            return false;
+            break;
+        case DVORAK:
+            if (record->event.pressed) {
+                set_single_persistent_default_layer(_DVORAK);
+            }
+            return false;
+            break;
+        case PLOVER:
+            if (record->event.pressed) {
+                layer_off(_RAISE);
+                layer_off(_LOWER);
+                layer_off(_ADJUST);
+                layer_on(_PLOVER);
+                if (!eeconfig_is_enabled()) {
+                    eeconfig_init();
+                }
+                keymap_config.raw  = eeconfig_read_keymap();
+                keymap_config.nkro = 1;
+                eeconfig_update_keymap(keymap_config.raw);
+            }
+            return false;
+            break;
+        case EXT_PLV:
+            if (record->event.pressed) {
+                layer_off(_PLOVER);
+            }
+            return false;
+            break;
+    }
+    return true;
+}
+
+bool dip_switch_update_user(uint8_t index, bool active) {
+    switch (index) {
+        case 0: {
+            if (active) {
+                layer_on(_ADJUST);
+            } else {
+                layer_off(_ADJUST);
+            }
+            break;
+        }
+    }
+    return true;
+}
+
+bool music_mask_user(uint16_t keycode) {
+    switch (keycode) {
+        case RAISE:
+        case LOWER:
+            return false;
+        default:
+            return true;
+    }
+}

@@ 0,0 1,5 @@
+# The Default Ortho 4x12 Planck-like Layout
+
+![Planck Default Layout](https://i.imgur.com/axdWbdH.jpeg)
+
+Very slightly modified to remove features that the handwired version does not have.

@@ 0,0 1,26 @@
+/* Copyright 2021 Christoph Jabs (BifbofII)
+ *
+ * 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 "ortho_brass.h"
+
+#ifdef SWAP_HANDS_ENABLE
+__attribute__((weak)) const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
+    {{11, 0}, {10, 0}, {9, 0}, {8, 0}, {7, 0}, {6, 0}, {5, 0}, {4, 0}, {3, 0}, {2, 0}, {1, 0}, {0, 0}},
+    {{11, 1}, {10, 1}, {9, 1}, {8, 1}, {7, 1}, {6, 1}, {5, 1}, {4, 1}, {3, 1}, {2, 1}, {1, 1}, {0, 1}},
+    {{11, 2}, {10, 2}, {9, 2}, {8, 2}, {7, 2}, {6, 2}, {5, 2}, {4, 2}, {3, 2}, {2, 2}, {1, 2}, {0, 2}},
+    {{11, 3}, {10, 3}, {9, 3}, {8, 3}, {7, 3}, {6, 3}, {5, 3}, {4, 3}, {3, 3}, {2, 3}, {1, 3}, {0, 3}},
+};
+#endif

@@ 0,0 1,47 @@
+/* Copyright 2021 Christoph Jabs (BifbofII)
+ *
+ * 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 LAYOUT_ortho_4x12_1x2uC( \
+    k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0a, k0b, \
+    k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, \
+    k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, \
+    k30, k31, k32, k33, k34,    k35,   k37, k38, k39, k3a, k3b \
+) \
+{ \
+    { k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0a, k0b }, \
+    { k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b }, \
+    { k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b }, \
+    { k30, k31, k32, k33, k34, k35, k35, k37, k38, k39, k3a, k3b } \
+}
+
+#define LAYOUT_ortho_4x12( \
+    k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0a, k0b, \
+    k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, \
+    k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b, \
+    k30, k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b \
+) \
+{ \
+    { k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0a, k0b }, \
+    { k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b }, \
+    { k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2a, k2b }, \
+    { k30, k31, k32, k33, k34, k35, k36, k37, k38, k39, k3a, k3b } \
+}
+
+#define LAYOUT LAYOUT_ortho_4x12

@@ 0,0 1,6 @@
+# Ortho Brass Handwired Keyboard
+
+A handwired keyboard with brass backplate and planck-like ortho 4x12 layout.
+A compact 40% (12x4) ortholinear keyboard.
+
+![BifbofII Ortho 4x12 Layout](https://i.imgur.com/hHSexjE.jpeg)

@@ 0,0 1,22 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader
+BOOTLOADER = qmk-dfu
+
+# Build Options
+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           # N-key Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable RGB underlight.
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+
+LAYOUTS = ortho_4x12
+
+RGBLIGHT_SUPPORTED = no

@@ 0,0 1,173 @@
+/* Copyright 2021 Christoph Jabs (BifbofII)
+ *
+ * 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
+
+/* ====== Unicode ====== */
+/* Character names */
+enum unicode_names {
+    SAE,
+    BAE,
+    SUE,
+    BUE,
+    SOE,
+    BOE,
+    SS,
+    EUR,
+    CPR
+};
+
+/* Unicode map */
+const uint32_t PROGMEM unicode_map[] = {
+    [SAE] = 0x00E4, // ä
+    [BAE] = 0x00C4, // Ä
+    [SUE] = 0x00FC, // ü
+    [BUE] = 0x00DC, // Ü
+    [SOE] = 0x00F6, // ü
+    [BOE] = 0x00D6, // Ü
+    [SS]  = 0x00DF, // ß
+    [EUR] = 0x20AC, // €
+    [CPR] = 0x00A9  // ©
+};
+
+// ====== Layers ======
+// Layer numbers
+enum layer_names {
+    QWERTY = 0,
+    RAISE,
+    LOWER,
+    FUNCTIONS,
+    UNICODE,
+    SPECIALS,
+};
+
+#define L_LOW  MO(LOWER)
+#define L_RAIS MO(RAISE)
+#define L_SPEC MO(SPECIALS)
+#define L_FNC  LT(FUNCTIONS, KC_SPC)
+#define L_UNI  LT(UNICODE, KC_ESC)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* Qwerty
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * | Tab |  Q  |  W  |  E  |  R  |  T  |  Y  |  U  |  I  |  O  |  P  | Bsp |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * | Esc |  A  |  S  |  D  |  F  |  G  |  H  |  J  |  K  |  L  |  ;  |  '  |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |Shift|  Z  |  X  |  C  |  V  |  B  |  N  |  M  |  ,  |  .  |  /  | Ret |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |Ctrl |Super|     | Alt |Lower|    Spc    |Raise| Alt |Super|Ctrl |Spec |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+[QWERTY] = LAYOUT_ortho_4x12(
+    KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC,
+    L_UNI,   KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
+    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, RSFT_T(KC_ENT),
+    KC_LCTL, KC_LGUI, XXXXXXX, KC_LALT, L_LOW,   L_FNC,   L_FNC,   L_RAIS,  KC_RALT, KC_RGUI, KC_RCTL, L_SPEC
+),
+
+/* Raise
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |  `  |  1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  0  | Bsp |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     | F1  | F2  | F3  | F4  | F5  | F6  |  -  |  =  |  [  |  ]  |  \  |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     | F7  | F8  | F9  | F10 | F11 | F12 |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |     |     |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+[RAISE] = LAYOUT_ortho_4x12(
+    KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_BSPC,
+    _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS,
+    _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_NUHS, KC_NUBS, KC_PGUP, KC_PGDN, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+),
+
+/* Lower
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |  ~  |  !  |  @  |  #  |  $  |  %  |  ^  |  &  |  *  |  (  |  )  | Bsp |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |     |     |  _  |  +  |  {  |  }  |  |  |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |     |     |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |           |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+[LOWER] = LAYOUT_ortho_4x12(
+    KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_BSPC,
+    _______, _______, _______, _______, _______, _______, _______, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+),
+
+/* Functions Layer 1
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |Mute |Prev |Vol- |Vol+ |Next |Play | Del |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |Caps |     |  <  |     |     |  >  |Left |Down | Up  |Right|     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |     |Home |PgDn |PgUp | End |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |           |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+[FUNCTIONS] = LAYOUT_ortho_4x12(
+    _______, _______, _______, _______, _______, KC__MUTE, KC_MPRV, KC__VOLDOWN, KC_VOLU, KC_MNXT, KC_MEDIA_PLAY_PAUSE, KC_DEL,
+    KC_CAPS, _______, KC_WBAK, _______, _______, KC_WFWD,  KC_LEFT, KC_DOWN,     KC_UP,   KC_RGHT, _______,             _______,
+    _______, _______, _______, _______, _______, _______,  KC_HOME, KC_PGDN,     KC_PGUP, KC_END,  _______,             _______,
+    _______, _______, _______, _______, _______, _______,  _______, _______,     _______, _______, _______,             _______
+),
+
+/* Unicode Layer
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |  €  |     |     |     |  Ü  |     |  Ö  |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |  Ä  |  ß  |     |     |     |     |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |  ©  |     |     |     |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * |     |     |     |     |     |           |     |     |     |     |     |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+[UNICODE] = LAYOUT_ortho_4x12(
+    _______, _______,      _______, X(EUR),  _______, _______, _______, XP(SUE, BUE), _______, XP(SOE, BOE), _______, _______,
+    _______, XP(SAE, BAE), X(SS),   _______, _______, _______, _______, _______,      _______, _______,      _______, _______,
+    _______, _______,      _______, X(CPR),  _______, _______, _______, _______,      _______, _______,      _______, _______,
+    _______, _______,      _______, _______, _______, _______, _______, _______,      _______, _______,      _______, _______
+),
+
+/* Specials Layer
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * | XXX | XXX | Win | XXX | XXX | XXX | XXX | XXX | XXX | OSX | XXX | XXX |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | Lnx | XXX | XXX |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * | XXX | XXX | XXX | XXX | XXX |RESET| XXX | XXX | XXX | XXX | XXX | XXX |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ * | XXX | XXX | XXX | XXX | XXX |    XXX    | XXX | XXX | XXX | XXX | XXX |
+ * +-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+ */
+[SPECIALS] = LAYOUT_ortho_4x12(
+    XXXXXXX, XXXXXXX, UC_M_WC, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, UC_M_OS, XXXXXXX, XXXXXXX,
+    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, UC_M_LN, XXXXXXX, XXXXXXX,
+    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX
+)
+
+};

@@ 0,0 1,89 @@
+# Personal Ortho 4x12 Layout of BifbofII
+
+![BifbofII Ortho 4x12 Layout](https://i.imgur.com/hHSexjE.jpeg)
+
+## QWERTY Layer
+
+```
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+| Tab |  Q  |  W  |  E  |  R  |  T  |  Y  |  U  |  I  |  O  |  P  | Bsp |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+| Esc |  A  |  S  |  D  |  F  |  G  |  H  |  J  |  K  |  L  |  ;  |  '  |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|Shift|  Z  |  X  |  C  |  V  |  B  |  N  |  M  |  ,  |  .  |  /  | Ret |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|Ctrl |Super|     | Alt |Lower| Spc | Spc |Raise| Alt |Super|Ctrl |Spec |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+```
+
+Holding the Space Bar switches to the Function layer.
+
+## Raise
+
+```
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|  `  |  1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  0  | Bsp |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     | F1  | F2  | F3  | F4  | F5  | F6  |  -  |  =  |  [  |  ]  |  \  |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     | F7  | F8  | F9  | F10 | F11 | F12 |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+```
+
+## Lower
+
+```
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|  ~  |  !  |  @  |  #  |  $  |  %  |  ^  |  &  |  *  |  (  |  )  | Bsp |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |     |  _  |  +  |  {  |  }  |  |  |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+```
+
+## Function Layer
+
+```
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |Mute |Prev |Vol- |Vol+ |Next |Play | Del |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|Caps |     |  <  |     |     |  >  |Left |Down | Up  |Right|     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |Home |Page-|Page+| End |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+```
+
+## Unicode Layer
+
+```
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |  €  |     |     |     |  Ü  |     |  Ö  |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |  Ä  |  ß  |     |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |  ©  |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+|     |     |     |     |     |     |     |     |     |     |     |     |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+```
+
+## Specials Layer
+
+```
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+| XXX | XXX | Win | XXX | XXX | XXX | XXX | XXX | XXX | OSX | XXX | XXX |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+| XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | Lnx | XXX | XXX |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+| XXX | XXX | XXX | XXX | XXX |RESET| XXX | XXX | XXX | XXX | XXX | XXX |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+| XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX | XXX |
++-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----+
+```

@@ 0,0 1,1 @@
+UNICODEMAP_ENABLE = yes