Add the SyncWord in the Cline and Server of LoRa

Author: engineer-lin

libraries/Dragino/examples/LoRa/LoRa_Simple_Client_Arduino/LoRa_Simple_Client_Arduino.ino

@@ -48,7 +48,8 @@ void setup()
 
   // Setup Coding Rate:5(4/5),6(4/6),7(4/7),8(4/8) 
   rf95.setCodingRate4(5);
-  
+
+  rf95.setSyncWord(0x34);
   /*
   //Different Combination for distance and speed examples: 
   Example 1: Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on. Default medium range

libraries/Dragino/examples/LoRa/LoRa_Simple_Client_Yun/LoRa_Simple_Client_Yun.ino

@@ -42,6 +42,7 @@ void setup()
   // Setup Power,dBm
   rf95.setTxPower(13);
   // Defaults BW Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
+  rf95.setSyncWord(0x34);
 }
 
 void loop()

libraries/Dragino/examples/LoRa/LoRa_Simple_Server_Arduino/LoRa_Simple_Server_Arduino.ino

@@ -39,6 +39,7 @@ void setup()
   // Setup Power,dBm
   rf95.setTxPower(13);
   // Defaults BW Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
+  rf95.setSyncWord(0x34);
   Serial.print("Listening on frequency: ");
   Serial.println(frequency);
 }

libraries/Dragino/examples/LoRa/LoRa_Simple_Server_Yun/LoRa_Simple_Server_Yun.ino

@@ -55,6 +55,8 @@ void setup()
 
   // Setup Coding Rate:5(4/5),6(4/6),7(4/7),8(4/8) 
   rf95.setCodingRate4(5);
+
+  rf95.setSyncWord(0x34);
 
   Console.print("Listening on frequency: ");
   Console.println(frequency);