diff --git a/MySensors.h b/MySensors.h
index c2cd2f1..272784d 100644
--- a/MySensors.h
+++ b/MySensors.h
@@ -76,6 +76,12 @@
 // transport layer files
 #define debug(x,...)			DEBUG_OUTPUT(x, ##__VA_ARGS__)	//!< debug
 
+// temp. workaround for nRF5 verifier: redirect RF24 to NRF_ESB
+#if defined(ARDUINO_ARCH_NRF5) && (defined(MY_RADIO_RF24) || defined(MY_RADIO_NRF24) )
+#undef MY_RADIO_RF24
+#undef MY_RADIO_NRF24
+#define MY_RADIO_NRF5_ESB
+#endif
 
 // Enable sensor network "feature" if one of the transport types was enabled
 #if defined(MY_RADIO_RF24) || defined(MY_RADIO_NRF5_ESB) || defined(MY_RADIO_RFM69) || defined(MY_RADIO_RFM95) || defined(MY_RS485)
diff --git a/core/MyProtocolMySensors.cpp b/core/MyProtocolMySensors.cpp
index 4b79a82..14e2b4d 100755
--- a/core/MyProtocolMySensors.cpp
+++ b/core/MyProtocolMySensors.cpp
@@ -1,4 +1,4 @@
-/**
+/**
  * The MySensors Arduino library handles the wireless radio link and protocol
  * between your home built sensors/actuators and HA controller of choice.
  * The sensors forms a self healing radio network with optional repeaters. Each
@@ -82,7 +82,6 @@ bool protocolParse(MyMessage &message, char *inputString)
 		}
 		i++;
 	}
-	//debug(PSTR("Received %d"), i);
 	// Check for invalid input
 	if (i < 5) {
 		return false;
diff --git a/drivers/NRF5/Radio.h b/drivers/NRF5/Radio.h
index cfb4d28..0422190 100644
--- a/drivers/NRF5/Radio.h
+++ b/drivers/NRF5/Radio.h
@@ -1,4 +1,4 @@
-
+
 /**
  * The MySensors Arduino library handles the wireless radio link and protocol
  * between your home built sensors/actuators and HA controller of choice.
@@ -43,9 +43,9 @@
 
 // debug
 #if defined(MY_DEBUG_VERBOSE_NRF5_ESB)
-#define NRF5_RADIO_DEBUG(x, ...) debug(x, ##__VA_ARGS__)
+#define NRF5_RADIO_DEBUG(x, ...) DEBUG_OUTPUT(x, ##__VA_ARGS__)	//!< DEBUG
 #else
-#define NRF5_RADIO_DEBUG(x, ...)
+#define NRF5_RADIO_DEBUG(x, ...)  //!< DEBUG null
 #endif
 
 // tx power
diff --git a/examples/SoilMoistSensor/SoilMoistSensor.ino b/examples/SoilMoistSensor/SoilMoistSensor.ino
index cf00d53..ba2b247 100644
--- a/examples/SoilMoistSensor/SoilMoistSensor.ino
+++ b/examples/SoilMoistSensor/SoilMoistSensor.ino
@@ -71,14 +71,14 @@
 #include <MySensors.h>
 
 // Setting up format for reading 3 soil sensors
-#define NUM_READS 10    // Number of sensor reads for filtering
+#define NUM_READS (int)10    // Number of sensor reads for filtering
 #define CHILD_ID 0
 
 MyMessage msg(CHILD_ID, V_LEVEL);
 unsigned long SLEEP_TIME = 30000; // Sleep time between reads (in milliseconds)
 
 long buffer[NUM_READS];
-int index;
+int idx;
 
 /// @brief Structure to be used in percentage and resistance values matrix to be filtered (have to be in pairs)
 typedef struct {
@@ -179,10 +179,10 @@ void measure (int phase_b, int phase_a, int analog_input)
 // Averaging algorithm
 void addReading(long resistance)
 {
-	buffer[index] = resistance;
-	index++;
-	if (index >= NUM_READS) {
-		index = 0;
+	buffer[idx] = resistance;
+	idx++;
+	if (idx >= NUM_READS) {
+		idx = 0;
 	}
 }
 
@@ -193,4 +193,4 @@ long average()
 		sum += buffer[i];
 	}
 	return (long)(sum / NUM_READS);
-}
+}
\ No newline at end of file
diff --git a/hal/architecture/MyHwNRF5.cpp b/hal/architecture/MyHwNRF5.cpp
index b1f71b9..18893be 100644
--- a/hal/architecture/MyHwNRF5.cpp
+++ b/hal/architecture/MyHwNRF5.cpp
@@ -1,4 +1,4 @@
-/**
+/**
  * The MySensors Arduino library handles the wireless radio link and protocol
  * between your home built sensors/actuators and HA controller of choice.
  * The sensors forms a self healing radio network with optional repeaters. Each
@@ -249,7 +249,7 @@ int8_t hwSleep(uint8_t interrupt1, uint8_t mode1, uint8_t interrupt2,
 	// already be handled!
 	MY_CRITICAL_SECTION {
 		// Fix cppcheck "(style) Variable '__savePriMask' is assigned a value that is never used."
-		(void)__savePriMask;
+		//(void)__savePriMask;
 		// attach interrupts
 		_wakeUp1Interrupt = interrupt1;
 		_wakeUp2Interrupt = interrupt2;
diff --git a/hal/architecture/MyHwNRF5.h b/hal/architecture/MyHwNRF5.h
index f798847..a5dbb06 100644
--- a/hal/architecture/MyHwNRF5.h
+++ b/hal/architecture/MyHwNRF5.h
@@ -1,4 +1,4 @@
-/**
+/**
  * The MySensors Arduino library handles the wireless radio link and protocol
  * between your home built sensors/actuators and HA controller of choice.
  * The sensors forms a self healing radio network with optional repeaters. Each
@@ -43,6 +43,7 @@
 #include <nrf.h>
 
 #define snprintf_P(s, f, ...) snprintf((s), (f), __VA_ARGS__)
+#define printf_P printf
 
 // Define these as macros to save valuable space
 #define hwDigitalWrite(__pin, __value) digitalWrite(__pin, __value)
@@ -110,7 +111,9 @@ static __inline__ void __priMaskRestore(const uint32_t *priMask)
 #endif
 
 #ifndef DOXYGEN
-#define MY_CRITICAL_SECTION                                                    \
+#define MY_CRITICAL_SECTION
+// temp. commented, to fix "CircularBuffer.h:94:2: warning: control reaches end of non-void function" error
+#define __MY_CRITICAL_SECTION                                                    \
 	for (uint32_t __savePriMask                                                  \
 	        __attribute__((__cleanup__(__priMaskRestore))) = __get_PRIMASK(),       \
 	        __ToDo = __disableIntsRetVal();                                         \