[Keyboard] add Pandamic handwired (#10227)

* Add pandemic keyboard

* Fix default keymap

* Add via keymap

* Fix via keymap

* Fix keymaps and pandamic.h

* add info.json

* update info.json

* Apply suggestions from code review

* Update keyboards/handwired/swiftrax/pandamic/info.json

* make suggested changes

keyboards/handwired/swiftrax/pandamic/config.h

@@ -0,0 +1,52 @@
+/*
+Copyright 2020 Swiftrax <swiftrax@gmail.com>
+
+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       0x04D8
+#define PRODUCT_ID      0xEB0E
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Swiftrax
+#define PRODUCT         Pandamic
+
+/* key matrix size */
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 10
+
+// ROWS: Top to bottom, COLS: Left to right
+
+#define MATRIX_ROW_PINS { D1, D2, B5, B7, D3, D5, D6, D4, D7, B4 }
+#define MATRIX_COL_PINS { B6, C6, C7, F7, F6, F5, F4, F1, F0, D0 }
+
+#define ENCODERS_PAD_A { E6 }
+#define ENCODERS_PAD_B { B0 }
+
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION ROW2COL
+
+/* define if matrix has ghost */
+//#define MATRIX_HAS_GHOST
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/*EEPROM for via*/
+#define DYNAMIC_KEYMAP_LAYER_COUNT 3