Adj timeout, fix address release

- Add MESH_RENEWAL_TIMEOUT defined to RF24Mesh_config.h
- Increase default renewal timeout to 1 minute from 3 seconds
- Fix address release function per #41

RF24Mesh.cpp

@@ -13,7 +13,7 @@ RF24Mesh::RF24Mesh( RF24& _radio,RF24Network& _network ): radio(_radio),network(
 
 /*****************************************************/
 
-bool RF24Mesh::begin(uint8_t channel, rf24_datarate_e data_rate){
+bool RF24Mesh::begin(uint8_t channel, rf24_datarate_e data_rate, uint32_t timeout){
   radio.begin();
   if(getNodeID()){ //Not master node
     mesh_address = MESH_DEFAULT_ADDRESS;
@@ -29,7 +29,7 @@ bool RF24Mesh::begin(uint8_t channel, rf24_datarate_e data_rate){
   radio.setDataRate(data_rate);  
   network.returnSysMsgs = 1;
   if(getNodeID()){ //Not master node
-    if(!renewAddress()){
+    if(!renewAddress(timeout)){
       return 0;
     }
   }else{
@@ -189,10 +189,14 @@ int RF24Mesh::getNodeID(uint16_t address){
 bool RF24Mesh::releaseAddress(){
 
     if(mesh_address == MESH_DEFAULT_ADDRESS){ return 0; }
-    network.begin(MESH_DEFAULT_ADDRESS);
-    mesh_address=MESH_DEFAULT_ADDRESS;
+
 	RF24NetworkHeader header(00,MESH_ADDR_RELEASE);
-	return network.write(header,0,0);
+    if(network.write(header,0,0)){
+        network.begin(MESH_DEFAULT_ADDRESS);
+        mesh_address=MESH_DEFAULT_ADDRESS;
+        return 1;
+    }
+	return 0;
 }
 
 /*****************************************************/

RF24Mesh.h

@@ -89,7 +89,7 @@ class RF24Mesh
    * This may take a few moments to complete. 
    * The radio channel and data-rate can be specified optionally as well
    */
-  bool begin(uint8_t channel = MESH_DEFAULT_CHANNEL, rf24_datarate_e data_rate = RF24_1MBPS );
+  bool begin(uint8_t channel = MESH_DEFAULT_CHANNEL, rf24_datarate_e data_rate = RF24_1MBPS, uint32_t timeout=MESH_RENEWAL_TIMEOUT );
 
   /**
    * Very similar to network.update(), it needs to be called regularly to keep the network
@@ -151,7 +151,7 @@ class RF24Mesh
   * @note Currently blocks until a connection is established and an address is received.
   * @return Returns the newly assigned RF24Network address
   */
-  uint16_t renewAddress(uint32_t timeout=3000);
+  uint16_t renewAddress(uint32_t timeout=MESH_RENEWAL_TIMEOUT);
 
   /**
    * Releases the currently assigned address lease. Useful for nodes that will be sleeping etc.

RF24Mesh_config.h

@@ -10,6 +10,7 @@
 /***Advanced User Config***/
 #define MESH_WRITE_TIMEOUT 5550 /** How long mesh.write will retry failed payloads. */
 #define MESH_DEFAULT_CHANNEL 97  /** Radio channel to operate on 1-127. This is normally modified by calling mesh.setChannel() */
+#define MESH_RENEWAL_TIMEOUT 60000 /** How long to attempt address renewal */
 /**************************/
 /***       Debug        ***/
 //#define MESH_DEBUG_MINIMAL /** Uncomment for the Master Node to print out address assignments as they are assigned */

library.properties

@@ -1,5 +1,5 @@
 name=RF24Mesh
-version=1.0
+version=1.0.1
 author=TMRh20
 maintainer=TMRh20
 sentence=A library for NRF24L01(+) devices mesh.