1 files changed, 34 insertions, 0 deletions
diff --git a/keyboards/crkbd/keymaps/mcrown/oled.h b/keyboards/crkbd/keymaps/mcrown/oled.h
new file mode 100644
index 0000000000..7e7c746b99
--- /dev/null
+++ b/keyboards/crkbd/keymaps/mcrown/oled.h
@@ -0,0 +1,34 @@
+/** @file oled.h
+ *  @brief oled header that includes function prototypes and external variables.
+ *
+ * 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/>.
+ *
+ * @author Mario Corona (mariocc@comunidad.unam.mx) 2021
+ *
+ */
+#pragma once
+
+#include <stdio.h>
+#include "mcrown.h"
+
+#ifdef OLED_VERTICAL
+#define KEYLOG_LEN (48)
+#else
+#define KEYLOG_LEN (19)
+#endif
+
+#define KEYLOG_EOL_LEN (KEYLOG_LEN+1)
+
+extern void add_keylog(uint16_t keycode);
+extern void update_log(void);