9 files changed, 232 insertions, 0 deletions
diff --git a/keyboards/kb_elmo/twelvekey/config.h b/keyboards/kb_elmo/twelvekey/config.h
new file mode 100644
index 0000000000..4be5f4f313
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/config.h
@@ -0,0 +1,46 @@
+/*
+Copyright 2021 kb-elmo<mail@elmo.space>
+
+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    0xA68C
+#define PRODUCT_ID   0x9879
+#define DEVICE_VER   0x0001
+#define MANUFACTURER kb-elmo
+#define PRODUCT      Twelvekey
+
+/* key matrix size */
+#define MATRIX_ROWS 3
+#define MATRIX_COLS 4
+
+/* Keyboard Matrix Assignments */
+#define MATRIX_ROW_PINS { D1, C4, D7 }
+#define MATRIX_COL_PINS { C5, D0, B0, D6 }
+
+/* COL2ROW, ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* Backlight */
+#define BACKLIGHT_PIN B1
+#define BACKLIGHT_LEVELS 8
+#define BACKLIGHT_ON_STATE 0
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
diff --git a/keyboards/kb_elmo/twelvekey/info.json b/keyboards/kb_elmo/twelvekey/info.json
new file mode 100644
index 0000000000..814123147d
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/info.json
@@ -0,0 +1,24 @@
+{
+    "keyboard_name": "twelvekey", 
+    "url": "https://github.com/kb-elmo/twelvekey", 
+    "maintainer": "kb-elmo", 
+    "width": 4, 
+    "height": 3, 
+    "layouts": {
+        "LAYOUT_ortho_3x4": {
+            "layout": [{"x":0, "y":0},
+                {"x":1, "y":0},
+                {"x":2, "y":0},
+                {"x":3, "y":0},
+                {"x":0, "y":1},
+                {"x":1, "y":1},
+                {"x":2, "y":1},
+                {"x":3, "y":1},
+                {"x":0, "y":2},
+                {"x":1, "y":2},
+                {"x":2, "y":2},
+                {"x":3, "y":2}
+            ]
+        }
+    }
+}
diff --git a/keyboards/kb_elmo/twelvekey/keymaps/default/keymap.c b/keyboards/kb_elmo/twelvekey/keymaps/default/keymap.c
new file mode 100644
index 0000000000..db60b3afc3
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/keymaps/default/keymap.c
@@ -0,0 +1,24 @@
+/* Copyright 2021 kb-elmo<mail@elmo.space>
+ *
+ * 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_ortho_3x4(
+        KC_1, KC_2, KC_3, KC_4,
+        KC_5, KC_6, KC_7, KC_8,
+        KC_9, KC_0, KC_A, KC_B
+    )
+};
diff --git a/keyboards/kb_elmo/twelvekey/keymaps/via/keymap.c b/keyboards/kb_elmo/twelvekey/keymaps/via/keymap.c
new file mode 100644
index 0000000000..025e2026d7
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/keymaps/via/keymap.c
@@ -0,0 +1,39 @@
+/* Copyright 2021 kb-elmo<mail@elmo.space>
+ *
+ * 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_ortho_3x4(
+        KC_1, KC_2, KC_3, KC_4,
+        KC_5, KC_6, KC_7, KC_8,
+        KC_9, KC_0, KC_A, KC_B
+    ),
+    [1] = LAYOUT_ortho_3x4(
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+    ),
+    [2] = LAYOUT_ortho_3x4(
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+    ),
+    [3] = LAYOUT_ortho_3x4(
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+    )
+};
diff --git a/keyboards/kb_elmo/twelvekey/keymaps/via/rules.mk b/keyboards/kb_elmo/twelvekey/keymaps/via/rules.mk
new file mode 100644
index 0000000000..1e5b99807c
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes
diff --git a/keyboards/kb_elmo/twelvekey/readme.md b/keyboards/kb_elmo/twelvekey/readme.md
new file mode 100644
index 0000000000..db24063783
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/readme.md
@@ -0,0 +1,19 @@
+# Twelvekey
+
+![twelvekey](https://i.imgur.com/xBQIvpml.png)
+
+Simple 12-key macropad
+
+* Keyboard Maintainer: [kb-elmo](https://github.com/kb-elmo)
+* Hardware Supported: Twelvekey PCB with backlight
+* Hardware Availability: [Open source project](https://github.com/kb-elmo/twelvekey)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make kb_elmo/twelvekey:default
+
+Flashing example for this keyboard:
+
+    make kb_elmo/twelvekey:default:flash
+
+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/kb_elmo/twelvekey/rules.mk b/keyboards/kb_elmo/twelvekey/rules.mk
new file mode 100644
index 0000000000..d099a10684
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/rules.mk
@@ -0,0 +1,25 @@
+# MCU name
+MCU = atmega328p
+
+# Processor frequency
+F_CPU = 16000000
+
+# Bootloader selection
+BOOTLOADER = USBasp
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration
+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
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = no            # USB Nkey Rollover
+BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
diff --git a/keyboards/kb_elmo/twelvekey/twelvekey.c b/keyboards/kb_elmo/twelvekey/twelvekey.c
new file mode 100644
index 0000000000..2a33acd92e
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/twelvekey.c
@@ -0,0 +1,17 @@
+/* Copyright 2021 kb-elmo<mail@elmo.space>
+ *
+ * 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 "twelvekey.h"
diff --git a/keyboards/kb_elmo/twelvekey/twelvekey.h b/keyboards/kb_elmo/twelvekey/twelvekey.h
new file mode 100644
index 0000000000..3c4d884269
--- /dev/null
+++ b/keyboards/kb_elmo/twelvekey/twelvekey.h
@@ -0,0 +1,37 @@
+/* Copyright 2021 kb-elmo<mail@elmo.space>
+ *
+ * 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"
+
+/* This is a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+#define LAYOUT_ortho_3x4( \
+    k00, k01, k02, k03, \
+    k10, k11, k12, k13, \
+    k20, k21, k22, k23  \
+) { \
+    { k00, k01, k02, k03 }, \
+    { k10, k11, k12, k13 }, \
+    { k20, k21, k22, k23 }  \
+}