Index: uspace/app/usb/example.c
===================================================================
--- uspace/app/usb/example.c	(revision c0e1be7d7b843208f87d11b9ec15b42235037122)
+++ uspace/app/usb/example.c	(revision bc9a629fec035ed4a62c13a00781814283dc523f)
@@ -129,5 +129,5 @@
 		usb_transaction_handle_t handle;
 
-		usb_target_t target = { 11 + i, 3 };
+		usb_target_t target = { i, 0 };
 		int rc = usb_hcd_send_data_to_function(hcd_phone,
 		    target, USB_TRANSFER_ISOCHRONOUS,
Index: uspace/app/virtusbkbd/Makefile
===================================================================
--- uspace/app/virtusbkbd/Makefile	(revision bc9a629fec035ed4a62c13a00781814283dc523f)
+++ uspace/app/virtusbkbd/Makefile	(revision bc9a629fec035ed4a62c13a00781814283dc523f)
@@ -0,0 +1,38 @@
+#
+# Copyright (c) 2010 Vojtech Horky
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# - Redistributions of source code must retain the above copyright
+#   notice, this list of conditions and the following disclaimer.
+# - Redistributions in binary form must reproduce the above copyright
+#   notice, this list of conditions and the following disclaimer in the
+#   documentation and/or other materials provided with the distribution.
+# - The name of the author may not be used to endorse or promote products
+#   derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+USPACE_PREFIX = ../..
+# acronym for virtual usb keyboard
+# (it is really annoying to write long names)
+BINARY = vuk
+LIBS = $(LIBUSB_PREFIX)/libusb.a
+EXTRA_CFLAGS = -I$(LIB_PREFIX)
+SOURCES = \
+	virtusbkbd.c
+
+include $(USPACE_PREFIX)/Makefile.common
Index: uspace/app/virtusbkbd/virtusbkbd.c
===================================================================
--- uspace/app/virtusbkbd/virtusbkbd.c	(revision bc9a629fec035ed4a62c13a00781814283dc523f)
+++ uspace/app/virtusbkbd/virtusbkbd.c	(revision bc9a629fec035ed4a62c13a00781814283dc523f)
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2010 Vojtech Horky
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** @addtogroup usb
+ * @{
+ */
+/**
+ * @file
+ * @brief Virtual USB keyboard.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <vfs/vfs.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <str_error.h>
+#include <bool.h>
+#include <async.h>
+
+#include <usb/hcd.h>
+#include <usb/virtdev.h>
+
+#define LOOPS 5
+#define NAME "virt-usb-kbd"
+
+#define DEV_HCD_NAME "hcd-virt"
+
+#define __QUOTEME(x) #x
+#define _QUOTEME(x) __QUOTEME(x)
+
+#define VERBOSE_EXEC(cmd, fmt, ...) \
+	(printf("%s: %s" fmt "\n", NAME, _QUOTEME(cmd), __VA_ARGS__), cmd(__VA_ARGS__))
+
+static void fibril_sleep(size_t sec)
+{
+	while (sec-- > 0) {
+		async_usleep(1000*1000);
+	}
+}
+
+static void on_data_from_host(usb_endpoint_t endpoint, void *buffer, size_t len)
+{
+	printf("%s: ignoring incomming data to endpoint %d\n", NAME, endpoint);
+}
+
+int main(int argc, char * argv[])
+{
+	int vhcd_phone = usb_virtdev_connect(DEV_HCD_NAME,
+	    USB_VIRTDEV_KEYBOARD_ID, on_data_from_host);
+	
+	if (vhcd_phone < 0) {
+		printf("%s: Unable to start comunication with VHCD at usb://%s (%s).\n",
+		    NAME, DEV_HCD_NAME, str_error(vhcd_phone));
+		return vhcd_phone;
+	}
+	
+	
+	
+	size_t i;
+	for (i = 0; i < LOOPS; i++) {
+		size_t size = 5;
+		char *data = (char *) "Hullo, World!";
+		
+		if (i > 0) {
+			fibril_sleep(2);
+		}
+		
+		printf("%s: Will send data to VHCD...\n", NAME);
+		int rc = usb_virtdev_data_to_host(vhcd_phone, 0, data, size);
+		printf("%s:   ...data sent (%s).\n", NAME, str_error(rc));
+	}
+	
+	fibril_sleep(1);
+	printf("%s: Terminating...\n", NAME);
+	
+	ipc_hangup(vhcd_phone);
+	
+	return 0;
+}
+
+
+/** @}
+ */