diff --git a/module_usb_audio/xuduser/xuduser.c b/module_usb_audio/xuduser/xuduser.c
new file mode 100644
index 00000000..6a44bdcc
--- /dev/null
+++ b/module_usb_audio/xuduser/xuduser.c
@@ -0,0 +1,24 @@
+
+#include "devicedefines.h"
+#include "hostactive.h"
+#include "audiostream.h"
+
+void XUD_UserSuspend(void) __attribute__ ((weak));
+void XUD_UserSuspend(void)
+{
+    UserAudioStreamStop();
+    UserHostActive(0);
+}
+
+void XUD_UserResume(void) __attribute__ ((weak));
+void XUD_UserResume(void)
+{
+    unsigned config;
+
+    asm("ldw %0, dp[g_currentConfig]" : "=r" (config):);
+    
+    if(config == 1)
+    {
+        UserHostActive(1);
+    }
+}