diff --git a/examples/CC1101/CC1101_Receive/CC1101_Receive.ino b/examples/CC1101/CC1101_Receive/CC1101_Receive.ino
index 038305fc..80962365 100644
--- a/examples/CC1101/CC1101_Receive/CC1101_Receive.ino
+++ b/examples/CC1101/CC1101_Receive/CC1101_Receive.ino
@@ -1,7 +1,7 @@
 /*
    RadioLib CC1101 Receive Example
 
-   This example receives packets using CC1101 FSK radio 
+   This example receives packets using CC1101 FSK radio
    module.
 */
 
@@ -52,15 +52,15 @@ void loop() {
     Serial.print(F("[CC1101] Data:\t\t"));
     Serial.println(str);
 
-    // print RSSI (Received Signal Strength Indicator) 
+    // print RSSI (Received Signal Strength Indicator)
     // of the last received packet
-    Serial.print("[CC1101] RSSI:\t\t");
+    Serial.print(F("[CC1101] RSSI:\t\t"));
     Serial.print(cc.getRSSI());
-    Serial.println(" dBm");
+    Serial.println(F(" dBm"));
 
-    // print LQI (Link Quality Indicator) 
+    // print LQI (Link Quality Indicator)
     // of the last received packet, lower is better
-    Serial.print("[CC1101] LQI:\t\t");
+    Serial.print(F("[CC1101] LQI:\t\t"));
     Serial.println(cc.getLQI());
 
   } else if (state == ERR_CRC_MISMATCH) {
diff --git a/examples/CC1101/CC1101_Receive_Address/CC1101_Receive_Address.ino b/examples/CC1101/CC1101_Receive_Address/CC1101_Receive_Address.ino
index dc067fa7..066b6908 100644
--- a/examples/CC1101/CC1101_Receive_Address/CC1101_Receive_Address.ino
+++ b/examples/CC1101/CC1101_Receive_Address/CC1101_Receive_Address.ino
@@ -1,8 +1,8 @@
 /*
    RadioLib CC1101 Receive with Address Example
 
-   This example receives packets using CC1101 FSK radio 
-   module. Packets can have 1-byte address of the 
+   This example receives packets using CC1101 FSK radio
+   module. Packets can have 1-byte address of the
    destination node. After setting node address, this node
    will automatically filter out any packets that do not
    contain either node address or broadcast addresses.
@@ -16,7 +16,7 @@ CC1101 cc = RadioShield.ModuleA;
 
 void setup() {
   Serial.begin(9600);
-  
+
   // initialize CC1101 with default settings
   Serial.print(F("[CC1101] Initializing ... "));
   // carrier frequency:                   868.0 MHz
@@ -34,10 +34,10 @@ void setup() {
   }
 
   // set node address
-  // NOTE: Calling this method will autmatically enable
+  // NOTE: Calling this method will automatically enable
   //       address filtering. CC1101 also allows to set
   //       number of broadcast address (0/1/2).
-  //       The following sets one brodcast address 0x00.
+  //       The following sets one broadcast address 0x00.
   //       When setting two broadcast addresses, 0x00 and
   //       0xFF will be used.
   Serial.print(F("[CC1101] Setting node address ... "));
@@ -51,7 +51,7 @@ void setup() {
   }
 
   // address filtering can also be disabled
-  // NOTE: Calling this method will also erase previously 
+  // NOTE: Calling this method will also erase previously
   //       set node address
   /*
     Serial.print(F("[CC1101] Disabling address filtering ... "));
@@ -87,15 +87,15 @@ void loop() {
     Serial.print(F("[CC1101] Data:\t\t"));
     Serial.println(str);
 
-    // print RSSI (Received Signal Strength Indicator) 
+    // print RSSI (Received Signal Strength Indicator)
     // of the last received packet
-    Serial.print("[CC1101] RSSI:\t\t");
+    Serial.print(F("[CC1101] RSSI:\t\t"));
     Serial.print(cc.getRSSI());
-    Serial.println(" dBm");
+    Serial.println(F(" dBm"));
 
-    // print LQI (Link Quality Indicator) 
+    // print LQI (Link Quality Indicator)
     // of the last received packet, lower is better
-    Serial.print("[CC1101] LQI:\t\t");
+    Serial.print(F("[CC1101] LQI:\t\t"));
     Serial.println(cc.getLQI());
 
   } else if (state == ERR_CRC_MISMATCH) {
diff --git a/examples/CC1101/CC1101_Receive_Interrupt/CC1101_Receive_Interrupt.ino b/examples/CC1101/CC1101_Receive_Interrupt/CC1101_Receive_Interrupt.ino
index 5d0ec8b5..f5573df4 100644
--- a/examples/CC1101/CC1101_Receive_Interrupt/CC1101_Receive_Interrupt.ino
+++ b/examples/CC1101/CC1101_Receive_Interrupt/CC1101_Receive_Interrupt.ino
@@ -14,7 +14,7 @@ CC1101 cc = RadioShield.ModuleA;
 
 void setup() {
   Serial.begin(9600);
-  
+
   // initialize CC1101 with default settings
   Serial.print(F("[CC1101] Initializing ... "));
   // carrier frequency:                   868.0 MHz
@@ -30,11 +30,11 @@ void setup() {
     Serial.println(state);
     while (true);
   }
-  
-  // set the function that will be called 
+
+  // set the function that will be called
   // when new packet is received
   cc.setGdo0Action(setFlag);
-  
+
   // start listening for packets
   Serial.print(F("[CC1101] Starting to listen ... "));
   state = cc.startReceive();
@@ -53,7 +53,6 @@ void setup() {
   // cc.sleep()
   // cc.transmit();
   // cc.receive();
-  // cc.scanChannel();
 }
 
 // flag to indicate that a packet was received
@@ -85,34 +84,34 @@ void loop() {
 
     // reset flag
     receivedFlag = false;
-    
+
     // you can read received data as an Arduino String
     String str;
     int state = cc.readData(str);
-  
+
     // you can also read received data as byte array
     /*
       byte byteArr[8];
       int state = cc.receive(byteArr, 8);
     */
-    
+
     if (state == ERR_NONE) {
       // packet was successfully received
-      Serial.println("[CC1101] Received packet!");
-  
+      Serial.println(F("[CC1101] Received packet!"));
+
       // print data of the packet
-      Serial.print("[CC1101] Data:\t\t");
+      Serial.print(F("[CC1101] Data:\t\t"));
       Serial.println(str);
 
-      // print RSSI (Received Signal Strength Indicator) 
+      // print RSSI (Received Signal Strength Indicator)
       // of the last received packet
-      Serial.print("[CC1101] RSSI:\t\t");
+      Serial.print(F("[CC1101] RSSI:\t\t"));
       Serial.print(cc.getRSSI());
-      Serial.println(" dBm");
-  
-      // print LQI (Link Quality Indicator) 
+      Serial.println(F(" dBm"));
+
+      // print LQI (Link Quality Indicator)
       // of the last received packet, lower is better
-      Serial.print("[CC1101] LQI:\t\t");
+      Serial.print(F("[CC1101] LQI:\t\t"));
       Serial.println(cc.getLQI());
     }
 
diff --git a/examples/CC1101/CC1101_Transmit/CC1101_Transmit.ino b/examples/CC1101/CC1101_Transmit/CC1101_Transmit.ino
index 4147251c..28786d7b 100644
--- a/examples/CC1101/CC1101_Transmit/CC1101_Transmit.ino
+++ b/examples/CC1101/CC1101_Transmit/CC1101_Transmit.ino
@@ -44,11 +44,11 @@ void loop() {
 
   if (state == ERR_NONE) {
     // the packet was successfully transmitted
-    Serial.println(" success!");
+    Serial.println(F(" success!"));
 
   } else if (state == ERR_PACKET_TOO_LONG) {
     // the supplied packet was longer than 255 bytes
-    Serial.println(" too long!");
+    Serial.println(F(" too long!"));
 
   }
 
diff --git a/examples/CC1101/CC1101_Transmit_Address/CC1101_Transmit_Address.ino b/examples/CC1101/CC1101_Transmit_Address/CC1101_Transmit_Address.ino
index 2466f8d6..7a0235fd 100644
--- a/examples/CC1101/CC1101_Transmit_Address/CC1101_Transmit_Address.ino
+++ b/examples/CC1101/CC1101_Transmit_Address/CC1101_Transmit_Address.ino
@@ -1,8 +1,8 @@
 /*
    RadioLib CC1101 Transmit to Address Example
 
-   This example transmits packets using CC1101 FSK radio 
-   module. Packets can have 1-byte address of the 
+   This example transmits packets using CC1101 FSK radio
+   module. Packets can have 1-byte address of the
    destination node. After setting node address, this node
    will automatically filter out any packets that do not
    contain either node address or broadcast addresses.
@@ -16,7 +16,7 @@ CC1101 cc = RadioShield.ModuleA;
 
 void setup() {
   Serial.begin(9600);
-  
+
   // initialize CC1101 with default settings
   Serial.print(F("[CC1101] Initializing ... "));
   // carrier frequency:                   868.0 MHz
@@ -34,10 +34,10 @@ void setup() {
   }
 
   // set node address
-  // NOTE: Calling this method will autmatically enable
+  // NOTE: Calling this method will automatically enable
   //       address filtering. CC1101 also allows to set
   //       number of broadcast address (0/1/2).
-  //       The following sets one brodcast address 0x00.
+  //       The following sets one broadcast address 0x00.
   //       When setting two broadcast addresses, 0x00 and
   //       0xFF will be used.
   Serial.print(F("[CC1101] Setting node address ... "));
@@ -51,7 +51,7 @@ void setup() {
   }
 
   // address filtering can also be disabled
-  // NOTE: Calling this method will also erase previously 
+  // NOTE: Calling this method will also erase previously
   //       set node address
   /*
     Serial.print(F("[CC1101] Disabling address filtering ... "));
@@ -80,11 +80,11 @@ void loop() {
 
   if (state == ERR_NONE) {
     // the packet was successfully transmitted
-    Serial.println(" success!");
+    Serial.println(F(" success!"));
 
   } else if (state == ERR_PACKET_TOO_LONG) {
     // the supplied packet was longer than 255 bytes
-    Serial.println(" too long!");
+    Serial.println(F(" too long!"));
 
   }