[Keyboard] Kanu PCB (#9729)

* add Kanu PCB

* update

* update

* update

* Update info.json

* Update config.h

* Update info.json

* Update info.json

* update

* Update rules.mk

keyboards/mechlovin/kanu/kanu.c

@@ -0,0 +1,46 @@
+/* Copyright 2020 Team Mechlovin'
+ *
+ * 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 "kanu.h"
+
+void matrix_init_kb(void) {
+  matrix_init_user();
+  led_init_ports();
+};
+void led_init_ports(void) {
+  setPinOutput(B2);
+  setPinOutput(D0);
+  setPinOutput(D1);
+  setPinOutput(D2);
+
+}
+bool led_update_kb(led_t led_state) {
+    if(led_update_user(led_state)) {
+        writePin(B2, led_state.caps_lock);
+    }
+
+    return true;
+}
+
+layer_state_t layer_state_set_kb(layer_state_t state) {
+  // if on layer 1, turn on D2 LED, otherwise off.
+  writePin(D2, get_highest_layer(state) == 1);
+  // if on layer 2, turn on D1 LED, otherwise off.
+  writePin(D1, get_highest_layer(state) == 2);
+  // if on layer 3, turn on D0 LED, otherwise off.
+  writePin(D0, get_highest_layer(state) == 3);
+  return state;
+}