--- /dev/null
+#include <util/delay.h>
+#include <Arduino.h>
+#include "Usb.h"
+#include "hid.h"
+#include "hidboot.h"
+#include "parser.h"
+
+
+USB Usb;
+HIDBoot<HID_PROTOCOL_KEYBOARD> kbd(&Usb);
+KBDReportParser Prs;
+
+void usb_disable()
+{
+ USBCON &= ~(1<<VBUSTI);
+ UDIEN = 0;
+ USBINT = 0;
+ UDINT = 0;
+ UDCON |= (1<<DETACH);
+ USBCON &= ~(1<<USBE);
+ PLLCSR = 0;
+ UHWCON &= ~(1<<UVREGE);
+ USBCON &= ~(1<<OTGPADE);
+}
+
+void setup()
+{
+ usb_disable();
+
+ // RX LED for debug
+ DDRB |= (1<<0);
+
+ Serial.begin( 115200 );
+ while (!Serial) ;
+
+ delay( 1000 );
+
+ Serial.println("Start");
+
+ if (Usb.Init() == -1) {
+ Serial.println("OSC did not start.");
+ }
+
+ delay( 200 );
+
+ kbd.SetReportParser(0, (HIDReportParser*)&Prs);
+}
+
+void loop()
+{
+ Usb.Task();
+}
+
+int main(void)
+{
+ // arduino/wiring.c(Timer initialize)
+ init();
+
+ setup();
+
+ for (;;) {
+ loop();
+ }
+
+ return 0;
+}