Add 6key to keyboards/handwired (#11226)

* Add 6key to keyboards/handwired

* Add keyboards/handwired/6key folder
* Add 6key.c
* Add 6key.h
* Add config.h
* Add keymaps/default/keymap.c
* Add readme.md
* Add rules.mk

* Add info.json

* Apply suggestions from code review

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

* Make changes based on pr comments

* Apply formatting suggestions from code review

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

* Update keyboards/handwired/6key/rules.mk

Co-authored-by: jyliang2 <jyliang2@illinois.edu>
Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Joel Challis <git@zvecr.com>

keyboards/handwired/6key/6key.c

@@ -0,0 +1,16 @@
+ /* Copyright 2020 Bratzworth 
+  * 
+  * 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 "6key.h"

keyboards/handwired/6key/6key.h

@@ -0,0 +1,27 @@
+ /* Copyright 2020 Bratzworth 
+  * 
+  * 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( \
+      k00, k01, k02,    \
+      k03, k04, k05     \
+) \
+{ \
+    { k00, k01, k02 },  \
+    { k03, k04, k05 }   \
+} 

keyboards/handwired/6key/config.h

@@ -0,0 +1,41 @@
+ /* Copyright 2020 Bratzworth 
+  * 
+  * 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       0xBEEF
+#define PRODUCT_ID      0x0007
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Bratzworth
+#define PRODUCT         6key
+
+/* key matrix size */
+#define MATRIX_ROWS 2
+#define MATRIX_COLS 3
+
+/* pin-out */
+#define MATRIX_ROW_PINS { B4, D0 }
+#define MATRIX_COL_PINS { D3, D2, D1 }
+#define UNUSED_PINS
+
+/* dip switch */
+#define DIP_SWITCH_PINS { C6 }
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW

keyboards/handwired/6key/info.json

@@ -0,0 +1,13 @@
+{
+    "keyboard_name": "6key",
+    "url": "https://github.com/Bratzworth/6key",
+    "maintainer": "bratzworth",
+    "width": 3,
+    "height": 2,
+    "layouts": {
+      "LAYOUT": {
+        "layout": [{"label":"k00", "x":0, "y":0}, {"label":"k01", "x":1, "y":0}, {"label":"k02", "x":2, "y":0}, {"label":"k10", "x":0, "y":1}, {"label":"k11", "x":1, "y":1}, {"label":"k12", "x":2, "y":1}]
+      }
+    }
+  }
+  

keyboards/handwired/6key/keymaps/default/keymap.c

@@ -0,0 +1,46 @@
+ /* Copyright 2020 Bratzworth 
+  * 
+  * 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
+
+#define _MAIN 0
+#define _FN 1
+
+#define KC_UNDO LCTL(KC_Z)
+#define KC_REDO LCTL(KC_Y)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_MAIN] = LAYOUT(
+    KC_UNDO,  KC_REDO,  KC_A,
+    KC_C,     KC_D,     KC_S
+  ),
+
+  [_FN] = LAYOUT(
+    KC_F13, KC_F14, KC_F15,
+    KC_F16, KC_F17, KC_F18
+  )
+};
+
+void dip_switch_update_user(uint8_t index, bool active) {
+    switch (index) {
+        case 0: {
+            if (active) {
+                set_single_persistent_default_layer(_FN);
+            } else {
+                set_single_persistent_default_layer(_MAIN);
+            }
+        }
+    }
+}

keyboards/handwired/6key/readme.md

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+# 6key
+
+A 6-key macropad made by Bratzworth.
+
+* Keyboard Maintainer: [bratzworth](https://github.com/Bratzworth)
+* Hardware Supported: Pro Micro ATmega32U4, Teensy 2.0
+* Hardware Availability: [bratzworth](https://github.com/Bratzworth/6key)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make handwired/6key:default
+
+See [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) then the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information.

keyboards/handwired/6key/rules.mk

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+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = caterina
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
+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
+# 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 = yes           # USB Nkey Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
+DIP_SWITCH_ENABLE = yes