diff --git a/examples/osd/er-rest-example-dht11/er-example-server.c b/examples/osd/er-rest-example-dht11/er-example-server.c
index 503e261b6..44ed40c06 100644
--- a/examples/osd/er-rest-example-dht11/er-example-server.c
+++ b/examples/osd/er-rest-example-dht11/er-example-server.c
@@ -127,9 +127,6 @@ uint8_t dht11_temp=0, dht11_hum=0;
 
 #include "dev/key.c"	// todo: move platform /dev 
 #include "dev/led.c"
-#if REST_RES_DS1820
-#include "dev/ds1820.c"
-#endif
 
 /******************************************************************************/
 
@@ -169,7 +166,8 @@ info_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_
 
 // mybutton
 /*A simple actuator example. read the key button status*/
-RESOURCE(button, METHOD_GET | METHOD_PUT , "sensors/button",  "title=\"Button\";rt=\"button\"");
+//RESOURCE(button, METHOD_GET | METHOD_PUT , "sensors/button",  "title=\"Button\";rt=\"button\"");
+RESOURCE(button, METHOD_GET | METHOD_PUT , "sensors/button",  "title=\"Button\";rt=\"button\";if=\"sensor\"");
 void
 button_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -218,7 +216,7 @@ button_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
 }
 
 /*A simple actuator example, post variable mode, relay is activated or deactivated*/
-RESOURCE(led1, METHOD_GET | METHOD_PUT , "aktors/led1",  "title=\"Led1\";rt=\"led\"");
+RESOURCE(led1, METHOD_GET | METHOD_PUT , "aktors/led1",  "title=\"Led1\";rt=\"led\";if=\"aktor\"");
 void
 led1_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -286,7 +284,7 @@ led1_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_
 
 #if REST_RES_DS1820
 /*A simple getter example. Returns the reading from ds1820 sensor*/
-RESOURCE(ds1820, METHOD_GET, "sensors/temp", "title=\"Temperatur DS1820\";rt=\"temperature-c\"");
+RESOURCE(ds1820, METHOD_GET, "sensors/temp", "title=\"Temperatur DS1820\";rt=\"temperature-c\";if=\"sensor\"");
 void
 ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -335,7 +333,7 @@ ds1820_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
 
 #if REST_RES_DHT11
 /*A simple getter example. Returns the reading from ds1820 sensor*/
-RESOURCE(dht11, METHOD_GET, "sensors/hum", "title=\"Humidity DHT11\";rt=\"humidity-%\"");
+RESOURCE(dht11, METHOD_GET, "sensors/hum", "title=\"Humidity DHT11\";rt=\"humidity-%\";if=\"sensor\"");
 void
 dht11_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -837,7 +835,7 @@ sub_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_s
 /******************************************************************************/
 #if REST_RES_LEDS
 /*A simple actuator example, depending on the color query parameter and post variable mode, corresponding led is activated or deactivated*/
-RESOURCE(leds, METHOD_POST | METHOD_PUT , "actuators/leds", "title=\"LEDs: ?color=r|g|b, POST/PUT mode=on|off\";rt=\"Control\"");
+RESOURCE(leds, METHOD_POST | METHOD_PUT , "actuators/leds", "title=\"LEDs: ?color=r|g|b, POST/PUT mode=on|off\";rt=\"Control\";if=\"aktor\"");
 
 void
 leds_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
@@ -887,7 +885,7 @@ leds_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_
 /******************************************************************************/
 #if REST_RES_TOGGLE
 /* A simple actuator example. Toggles the red led */
-RESOURCE(toggle, METHOD_GET | METHOD_PUT | METHOD_POST, "actuators/toggle", "title=\"Red LED\";rt=\"Control\"");
+RESOURCE(toggle, METHOD_GET | METHOD_PUT | METHOD_POST, "actuators/toggle", "title=\"Red LED\";rt=\"Control\";if=\"aktor\"");
 void
 toggle_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -899,7 +897,7 @@ toggle_handler(void* request, void* response, uint8_t *buffer, uint16_t preferre
 /******************************************************************************/
 #if REST_RES_LIGHT && defined (PLATFORM_HAS_LIGHT)
 /* A simple getter example. Returns the reading from light sensor with a simple etag */
-RESOURCE(light, METHOD_GET, "sensors/light", "title=\"Photosynthetic and solar light (supports JSON)\";rt=\"LightSensor\"");
+RESOURCE(light, METHOD_GET, "sensors/light", "title=\"Photosynthetic and solar light (supports JSON)\";rt=\"LightSensor\";if=\"sensor\"");
 void
 light_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -942,7 +940,7 @@ light_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred
 /******************************************************************************/
 #if REST_RES_TEMPERATURE && defined (PLATFORM_HAS_TEMPERATURE)
 /* A simple getter example. Returns the reading from light sensor with a simple etag */
-RESOURCE(temperature, METHOD_GET, "sensors/cputemp", "title=\"Temperature status\";rt=\"temperature-c\"");
+RESOURCE(temperature, METHOD_GET, "sensors/cputemp", "title=\"Temperature status\";rt=\"temperature-c\";if=\"sensor\"");
 void
 temperature_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -977,7 +975,7 @@ temperature_handler(void* request, void* response, uint8_t *buffer, uint16_t pre
 /******************************************************************************/
 #if REST_RES_BATTERY && defined (PLATFORM_HAS_BATTERY)
 /* A simple getter example. Returns the reading from light sensor with a simple etag */
-RESOURCE(battery, METHOD_GET, "sensors/battery", "title=\"Battery status\";rt=\"Battery\"");
+RESOURCE(battery, METHOD_GET, "sensors/battery", "title=\"Battery status\";rt=\"Battery\";if=\"sensor\"");
 void
 battery_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
 {
@@ -1012,7 +1010,7 @@ battery_handler(void* request, void* response, uint8_t *buffer, uint16_t preferr
 
 #if defined (PLATFORM_HAS_RADIO) && REST_RES_RADIO
 /* A simple getter example. Returns the reading of the rssi/lqi from radio sensor */
-RESOURCE(radio, METHOD_GET, "sensor/radio", "title=\"RADIO: ?p=lqi|rssi\";rt=\"RadioSensor\"");
+RESOURCE(radio, METHOD_GET, "sensor/radio", "title=\"RADIO: ?p=lqi|rssi\";rt=\"RadioSensor\";if=\"sensor\"");
 
 void
 radio_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
diff --git a/examples/osd/er-rest-example-toggleboard-ds1820/er-example-server.c b/examples/osd/er-rest-example-toggleboard-ds1820/er-example-server.c
index 0b36228ad..e505f6165 100644
--- a/examples/osd/er-rest-example-toggleboard-ds1820/er-example-server.c
+++ b/examples/osd/er-rest-example-toggleboard-ds1820/er-example-server.c
@@ -118,9 +118,6 @@
 
 #include "dev/key.c"	// todo: move platform /dev 
 #include "dev/led.c"
-#if REST_RES_DS1820
-#include "dev/ds1820.c"
-#endif
 
 /******************************************************************************/
 
diff --git a/platform/osd-er-lp24/Makefile.osd-er-lp24 b/platform/osd-er-lp24/Makefile.osd-er-lp24
index ad6e7200f..5f5f5fed6 100644
--- a/platform/osd-er-lp24/Makefile.osd-er-lp24
+++ b/platform/osd-er-lp24/Makefile.osd-er-lp24
@@ -7,6 +7,8 @@ CONTIKI_TARGET_SOURCEFILES += contiki-main.c params.c node-id.c
 CONTIKI_TARGET_SOURCEFILES += temperature-sensor.c adc.c button-sensor.c sensors.c slip_uart0.c slip.c
 #Needed for DHT11 humidity sensor
 CONTIKI_TARGET_SOURCEFILES += dht11.c
+#Needed for DS18S20 temperature sensor
+CONTIKI_TARGET_SOURCEFILES += ds1820.c
 
 CONTIKIAVR=$(CONTIKI)/cpu/avr
 CONTIKIBOARD=.