Added software timers

Accessory state machine framework functional

source/System/system.c

@@ -63,3 +63,14 @@ uint32_t SYS_GetLanguage(void)
 	return sys.language;
 }
 
+SYSTEM_DATA_t* system_getSys(void)
+{
+	return &sys;
+}
+
+// monitor for overvoltage, power, current, etc.
+// call from the main timer at 100Hz
+void system_monitor(void)
+{
+
+}