[SX127x] Renamed basic examples to _Blocking

examples/SX127x/SX127x_Channel_Activity_Detection_Blocking/SX127x_Channel_Activity_Detection_Blocking.ino

@@ -1,5 +1,5 @@
 /*
-   RadioLib SX127x Channel Activity Detection Example
+  RadioLib SX127x Blocking Channel Activity Detection Example
 
   This example scans the current LoRa channel and detects
   valid LoRa preambles. Preamble is the first part of
@@ -9,6 +9,11 @@
 
   Other modules from SX127x/RFM9x family can also be used.
 
+  Using blocking CAD is not recommended, as it will lead
+  to significant amount of timeouts, inefficient use of processor
+  time and can some miss packets!
+  Instead, interrupt CAD is recommended.
+
   For default module settings, see the wiki page
   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
 

examples/SX127x/SX127x_Receive_Blocking/SX127x_Receive_Blocking.ino

@@ -1,5 +1,5 @@
 /*
-   RadioLib SX127x Receive Example
+  RadioLib SX127x Blocking Receive Example
 
   This example listens for LoRa transmissions using SX127x Lora modules.
   To successfully receive data, the following settings have to be the same
@@ -13,6 +13,11 @@
 
   Other modules from SX127x/RFM9x family can also be used.
 
+  Using blocking receive is not recommended, as it will lead
+  to significant amount of timeouts, inefficient use of processor
+  time and can some miss packets!
+  Instead, interrupt receive is recommended.
+
   For default module settings, see the wiki page
   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
 
@@ -53,9 +58,6 @@ void loop() {
   Serial.print(F("[SX1278] Waiting for incoming transmission ... "));
 
   // you can receive data as an Arduino String
-  // NOTE: receive() is a blocking method!
-  //       See example ReceiveInterrupt for details
-  //       on non-blocking reception method.
   String str;
   int state = radio.receive(str);
 

examples/SX127x/SX127x_Transmit_Blocking/SX127x_Transmit_Blocking.ino

@@ -1,5 +1,5 @@
 /*
-   RadioLib SX127x Transmit Example
+  RadioLib SX127x Blocking Transmit Example
 
   This example transmits packets using SX1278 LoRa radio module.
   Each packet contains up to 255 bytes of data, in the form of:
@@ -9,6 +9,10 @@
 
   Other modules from SX127x/RFM9x family can also be used.
 
+  Using blocking transmit is not recommended, as it will lead
+  to inefficient use of processor time!
+  Instead, interrupt transmit is recommended.
+
   For default module settings, see the wiki page
   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
 
@@ -55,15 +59,15 @@ void setup() {
   */
 }
 
+// counter to keep track of transmitted packets
+int count = 0;
+
 void loop() {
   Serial.print(F("[SX1278] Transmitting packet ... "));
 
   // you can transmit C-string or Arduino string up to
   // 255 characters long
-  // NOTE: transmit() is a blocking method!
+  int state = radio.transmit("Hello World! #" + String(count++));
-  //       See example SX127x_Transmit_Interrupt for details
-  //       on non-blocking transmission method.
-  int state = radio.transmit("Hello World!");
 
   // you can also transmit byte array up to 256 bytes long
   /*

examples/SX127x/SX127x_Transmit_Interrupt/SX127x_Transmit_Interrupt.ino

@@ -63,7 +63,7 @@ void setup() {
   /*
     byte byteArr[] = {0x01, 0x23, 0x45, 0x67,
                       0x89, 0xAB, 0xCD, 0xEF};
-    state = radio.startTransmit(byteArr, 8);
+    transmissionState = radio.startTransmit(byteArr, 8);
   */
 }
 
@@ -115,13 +115,13 @@ void loop() {
 
     // you can transmit C-string or Arduino string up to
     // 255 characters long
-    transmissionState = radio.startTransmit("Hello World!");
+    transmissionState = radio.startTransmit("Hello World! #" + String(count++));
 
     // you can also transmit byte array up to 255 bytes long
     /*
       byte byteArr[] = {0x01, 0x23, 0x45, 0x67,
                         0x89, 0xAB, 0xCD, 0xEF};
-      int state = radio.startTransmit(byteArr, 8);
+      transmissionState = radio.startTransmit(byteArr, 8);
     */
   }
 }