Checking in Synchronizer code from Sigrun's dropbox folder

dawn/Libraries/MsTimer2/MsTimer2.h

@@ -0,0 +1,23 @@
+#ifndef MsTimer2_h
+#define MsTimer2_h
+
+#ifdef __AVR__
+#include <avr/interrupt.h>
+#else
+#error MsTimer2 library only works on AVR architecture
+#endif
+
+namespace MsTimer2 {
+	extern unsigned long msecs;
+	extern void (*func)();
+	extern volatile unsigned long count;
+	extern volatile char overflowing;
+	extern volatile unsigned int tcnt2;
+	
+	void set(unsigned long ms, void (*f)());
+	void start();
+	void stop();
+	void _overflow();
+}
+
+#endif