[Keyboard] Friedrich (#12569)

* added Friedrich

* Update readme.md

* Update readme.md

* Update keyboards/friedrich/keymaps/via/rules.mk

* change USB name casing

keyboards/friedrich/config.h

@@ -0,0 +1,45 @@
+/*
+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    0x6481
+#define PRODUCT_ID   0xB4A2
+#define DEVICE_VER   0x0001
+#define MANUFACTURER kb-elmo
+#define PRODUCT      Friedrich
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 12
+
+/* Keyboard Matrix Assignments */
+#define MATRIX_ROW_PINS { F4, F1, F0, F5, D5 }
+#define MATRIX_COL_PINS { F6, F7, E6, B2, B3, D4, D6, D7, B4, C6, B5, B6 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* CAPS LED */
+#define LED_CAPS_LOCK_PIN B1
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5