Add H50 keyboard from huytbt (#18752)

* Add H50 keyboard from huytbt

Add H50 keyboard

The H50 is a mini keyboard with a 50 percent layout. The keyboard consists of 53 keys.

* Optimize code

* Optimize keymap code

* Optimize code H50 keyboard

1 files changed, 42 insertions, 0 deletions

diff --git a/keyboards/huytbt/h50/config.h b/keyboards/huytbt/h50/config.h
new file mode 100644
index 0000000000..a89fe3763e
--- /dev/null
+++ b/keyboards/huytbt/h50/config.h
@@ -0,0 +1,42 @@
+/* Copyright 2022 Huy Ta (@huytbt)
+ *
+ * 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"
+
+/* key matrix size */
+#define MATRIX_ROWS 4
+#define MATRIX_COLS 14
+
+/*
+ * Keyboard Matrix Assignments
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ */
+#define MATRIX_ROW_PINS { D1, D0, D4, C6 }
+#define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3, B2, B6, D7, E6, B4, B5, D2, D3 }
+
+#define LED_CAPS_LOCK_PIN D5
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* define if matrix has ghost */
+// #define MATRIX_HAS_GHOST
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5