diff --git a/Examples/2_ESPNOW_Sensor/2_ESPNOW_Sensor.ino b/Examples/2_ESPNOW_Sensor/2_ESPNOW_Sensor.ino
index f5be8e2..b9163d8 100644
--- a/Examples/2_ESPNOW_Sensor/2_ESPNOW_Sensor.ino
+++ b/Examples/2_ESPNOW_Sensor/2_ESPNOW_Sensor.ino
@@ -12,15 +12,25 @@
 
 #include "fdrs_sensor.h"
 
-float data1 = 42.069;
-float data2 = 21.0345;
+float data1;
+float data2;
 
 void setup() {
   beginFDRS();
 }
 void loop() {
+  data1=readHum();
   loadFDRS(data1, HUMIDITY_T);
+  data2=readTemp();
   loadFDRS(data2, TEMP_T);
   sendFDRS();
   sleepFDRS(10);  //Sleep time in seconds
 }
+
+float readTemp(){
+   return 42.069;
+}
+
+float readHum(){
+  return 21.0345;
+}
diff --git a/Examples/4_UART_Gateway/4_UART_Gateway.ino b/Examples/4_UART_Gateway/4_UART_Gateway.ino
index a52c345..9acd2e3 100644
--- a/Examples/4_UART_Gateway/4_UART_Gateway.ino
+++ b/Examples/4_UART_Gateway/4_UART_Gateway.ino
@@ -5,6 +5,8 @@
 //  Developed by Timm Bogner (timmbogner@gmail.com) for Sola Gratia Farm in Urbana, Illinois, USA.
 //
 #define DEBUG
+
+#define ROLE UART_GATEWAY
 #include "fdrs_config.h"
 #include "DataReading.h"
 #ifdef ESP8266
diff --git a/Examples/4_UART_Gateway/defaults.h b/Examples/4_UART_Gateway/defaults.h
index e143c85..d0b22a1 100644
--- a/Examples/4_UART_Gateway/defaults.h
+++ b/Examples/4_UART_Gateway/defaults.h
@@ -32,10 +32,6 @@
 #define SS 18
 #define RST 14
 #define DIO0 26
-//433E6 for Asia
-//866E6 for Europe
-//915E6 for North America
-#define BAND 915E6
 
 //#define USE_LED
 #define LED_PIN    32