init mod05 and externalize headers

module05/ex00/Makefile

@@ -0,0 +1 @@
+include ../../Makefile

module05/ex00/header.h

@@ -0,0 +1,23 @@
+#ifndef HEADER_H
+#define HEADER_H
+
+#include <avr/io.h>
+#include <util/delay.h>
+#include <avr/interrupt.h>
+
+#include "utils.h"
+#include "bitmanip.h"
+#include "interrupt.h"
+#include "timer.h"
+#include "usart.h"
+
+//
+// PROTOTYPES
+//
+// main.c
+
+//
+// MACROS
+//
+
+#endif // HEADER_H

module05/ex00/main.c

@@ -0,0 +1,6 @@
+#include "header.h"
+
+// description
+int main() {
+	while(1);
+}