Port of Keils USBCDC example, compiles ok. Gets stuck at init

Dependencies:   mbed

Revision:
0:0b777ff85deb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/common/compatible.h	Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,11 @@
+
+
+
+
+#define IRC_OSC     ( 4000000UL)        /* Internal RC oscillator frequency   */
+
+
+/*----------------------------------------------------------------------------
+  Clock Variable definitions
+ *----------------------------------------------------------------------------*/
+uint32_t SystemFrequency = IRC_OSC; /*!< System Clock Frequency (Core Clock)  */