add LoRa controller example

examples/LoRa_Controller/LoRa_Controller.ino

@@ -0,0 +1,26 @@
+//  FARM DATA RELAY SYSTEM
+//
+//  ESP-NOW Sensor Example
+//
+//  Developed by Timm Bogner (timmbogner@gmail.com) for Sola Gratia Farm in Urbana, Illinois, USA.
+//  An example of how to send data via ESP-NOW using FDRS.
+//
+
+#include "fdrs_node_config.h"
+#include <fdrs_node.h>
+
+void fdrs_recv_cb(DataReading theData) {
+  DBG("ID: " + String(theData.id));
+  DBG("Type: " + String(theData.t));
+  DBG("Data: " + String(theData.d));
+}
+
+void setup() {
+  beginFDRS();
+  //pingFDRS(1000);
+  addFDRS(fdrs_recv_cb);
+  subscribeFDRS(READING_ID);
+}
+void loop() {
+loopFDRS();
+}

examples/LoRa_Controller/fdrs_node_config.h

@@ -0,0 +1,22 @@
+//  FARM DATA RELAY SYSTEM
+//  Node Configuration
+
+#include <fdrs_globals.h>
+
+#define READING_ID    1   //Unique ID for this sensor
+#define GTWY_MAC      0x01 //Address of the nearest gateway
+
+//#define USE_ESPNOW
+#define USE_LORA
+//#define DEEP_SLEEP
+//#define POWER_CTRL    14
+#define FDRS_DEBUG
+
+// LoRa Configuration
+#define RADIOLIB_MODULE SX1276 //Tested on SX1276
+#define LORA_SS 18
+#define LORA_RST 14
+#define LORA_DIO 26
+
+#define LORA_TXPWR 17    // LoRa TX power in dBm (: +2dBm - +17dBm (for SX1276-7) +20dBm (for SX1278))
+#define LORA_ACK        // Request LoRa acknowledgment.