diff --git a/BMP280.cpp b/BMP280.cpp
index f080fc3..f926786 100644
--- a/BMP280.cpp
+++ b/BMP280.cpp
@@ -2,7 +2,7 @@
 #include "writepin.h"
 #include <util/delay.h>
 
-BMP280::BMP280(SpiMaster* spi, volatile uint8_t *port, const uint8_t pin): _port(port), _pin(pin), _spi(spi)
+BMP280::BMP280(SpiMaster * const spi, volatile uint8_t * const port, const uint8_t pin): _port(port), _pin(pin), _spi(spi)
 {
 	writePin(_port, _pin, true);
 }
diff --git a/BMP280.h b/BMP280.h
index 4722f4b..2526235 100644
--- a/BMP280.h
+++ b/BMP280.h
@@ -3,7 +3,7 @@
 
 #include "softspim.h"
 
-//#define PRECOMP_COMPENSATION
+#define PRECOMP_COMPENSATION
 
 class BMP280
 {
@@ -51,10 +51,10 @@ private:
 	static constexpr int32_t var3      = 52;
 #endif
 	
-    volatile uint8_t *_port;
+    volatile uint8_t * const _port;
     const uint8_t           _pin; 
     
-    SpiMaster *_spi;
+    SpiMaster * const _spi;
     
     void write(const uint8_t address, const uint8_t data);
     uint16_t read16b(const uint8_t address);
@@ -63,6 +63,6 @@ private:
     
 public:
 
-    BMP280(SpiMaster* spi, volatile uint8_t *port, const uint8_t pin);
+    BMP280(SpiMaster * const spi, volatile uint8_t * const port, const uint8_t pin);
     uint16_t getPressure();    
 };
diff --git a/dht11.h b/dht11.h
index b1cb7e4..f8d185d 100644
--- a/dht11.h
+++ b/dht11.h
@@ -8,7 +8,7 @@ class Dht11
 	static constexpr uint16_t LOOP_TIMEOUT_COUNT = (10000.0 / 16000000.0)*F_CPU;
 	static constexpr uint8_t LOOP_TIMEOUT_SMALL_COUNT = (100.0 / 16000000.0)*F_CPU;
 	static constexpr uint8_t BIT_COUNT = 6;//(8.0 / 16000000.0)*F_CPU;
-	static constexpr bool DHT22 = true;
+	static constexpr bool DHT22 = false;
 	
     volatile unsigned char * const _port;
     volatile unsigned char * const _port_ctl;
diff --git a/main.cpp b/main.cpp
index b7b6959..4bc8198 100644
--- a/main.cpp
+++ b/main.cpp
@@ -18,7 +18,7 @@
 
 EMPTY_INTERRUPT(WDT_OVERFLOW_vect);
 
-static constexpr uint8_t id = 3;
+static constexpr uint8_t id = 4;
 static constexpr bool WATCH_DOOR = false;
 static constexpr bool BMP_280 = false;
 static constexpr bool DHT22   = true;
@@ -93,8 +93,7 @@ int main()
 			if constexpr (DHT22)
 			{
 				debugBlink(false);
-				uint8_t readret;
-				readret = tempSensor.read(); 
+				tempSensor.read(); 
 				paket[0] = 1;
 				paket[2] = tempSensor.temperature >> 8;
 				paket[3] = tempSensor.temperature;
@@ -117,7 +116,7 @@ int main()
 				debugBlink(false);
 				paket[0] = 128;
 				paket[2] = 0;
-				paket[3] = 1;
+				paket[3] = id;
 				transmiter.sendPacket(paketUint);
 			}