[Keyboard] Rebound keyboard add (#7886)

* create Rebound keyboard

* proofread

* update decade

* layer enums

* revert enum layer changes

* line spacing and such

* product ID and punctuation

* terminating terminating slashes

* layer enums

* remove slashes

* rules change, rgb and spacing

* plural layouts rgb rulez

1 files changed, 62 insertions, 0 deletions

diff --git a/keyboards/montsinger/rebound/config.h b/keyboards/montsinger/rebound/config.h
new file mode 100644
index 0000000000..271664d96f
--- /dev/null
+++ b/keyboards/montsinger/rebound/config.h
@@ -0,0 +1,62 @@
+/*
+Copyright 2020 Ross Montsinger
+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 0x552F
+#define DEVICE_VER 0x0002
+#define MANUFACTURER Montsinger
+#define PRODUCT Rebound
+#define DESCRIPTION "A conjoined Let's Split"
+
+/* key matrix size */
+
+#define MATRIX_ROWS 4 
+#define MATRIX_COLS 12
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on 
+diode)
+ * ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+ */
+
+#define MATRIX_ROW_PINS { D1, B5, B2, B6 }
+#define MATRIX_COL_PINS { D0, D4, C6, D7, E6, B4, B3, B1, F7, F6, F5, F4 }
+#define UNUSED_PINS {  D2, D3 }
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION ROW2COL
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not 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
+
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0