Merge pull request #21 from ElectronicCats/P2P

Add support P2P and NDEF NFC

.github/workflows/LibraryBuild.yml

@@ -39,6 +39,7 @@ jobs:
         #############################################################################################################
         include:
           - arduino-boards-fqbn: arduino:avr:uno
+            sketches-exclude: MifareClassic_write_block,DetectTags,MifareClassic_read_block
 
           - arduino-boards-fqbn: arduino:avr:leonardo
 
@@ -55,10 +56,11 @@ jobs:
 
       # First of all, we clone the repo using the `checkout` action.
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@v2
 
       - name: Compile all examples
-        uses: ArminJo/arduino-test-compile@master
+        uses: ArminJo/arduino-test-compile@v3
         with:
           arduino-board-fqbn: ${{ matrix.arduino-boards-fqbn }}
           platform-url: ${{ matrix.platform-url }}
+          sketches-exclude: ${{ matrix.sketches-exclude }}

examples/P2P_Discovery/P2P_Discovery.ino

@@ -0,0 +1,71 @@
+/**
+ * Example to detect P2P device 
+ * Authors: 
+ *        Salvador Mendoza - @Netxing - salmg.net
+ *        For Electronic Cats - electroniccats.com
+ * 
+ *  March 2020
+ * 
+ * This code is beerware; if you see me (or any other collaborator 
+ * member) at the local, and you've found our code helpful, 
+ * please buy us a round!
+ * Distributed as-is; no warranty is given.
+ */
+
+#include "Electroniccats_PN7150.h"          
+#define PN7150_IRQ   (15)
+#define PN7150_VEN   (14)
+#define PN7150_ADDR  (0x28)
+
+Electroniccats_PN7150 nfc(PN7150_IRQ, PN7150_VEN, PN7150_ADDR);    // creates a global NFC device interface object, attached to pins 7 (IRQ) and 8 (VEN) and using the default I2C address 0x28
+RfIntf_t RfInterface;                                              //Intarface to save data for multiple tags
+
+uint8_t mode = 3;                                                  // modes: 1 = Reader/ Writer, 2 = Emulation, 3 = Peer to peer P2P
+
+int ResetMode(){                                  //Reset the configuration mode after each reading
+  Serial.println("Re-initializing...");
+  nfc.ConfigMode(mode);                               
+  nfc.StartDiscovery(mode);
+}
+
+
+void setup(){
+  Serial.begin(9600);
+  while(!Serial);
+  Serial.println("Detect P2P devices with PN7150");
+
+  Serial.println("Initializing...");                
+  if (nfc.connectNCI()) { //Wake up the board
+    Serial.println("Error while setting up the mode, check connections!");
+    while (1);
+  }
+
+  if (nfc.ConfigureSettings()) {
+    Serial.println("The Configure Settings failed!");
+    while (1);
+  }
+
+  if(nfc.ConfigMode(mode)){ //Set up the configuration mode
+    Serial.println("The Configure Mode failed!!");
+    while (1);
+  }
+  nfc.StartDiscovery(mode); //NCI Discovery mode
+  Serial.println("Waiting for a P2P device...");
+}
+
+void loop(){
+  if(!nfc.WaitForDiscoveryNotification(&RfInterface)){ // Waiting to detect 
+    if (RfInterface.Interface == INTF_NFCDEP) {
+      if ((RfInterface.ModeTech & MODE_LISTEN) == MODE_LISTEN) 
+        Serial.println(" - P2P TARGET MODE: Activated from remote Initiator");
+      else 
+        Serial.println(" - P2P INITIATOR MODE: Remote Target activated");
+
+      /* Process with SNEP for NDEF exchange */
+      nfc.ProcessP2pMode(RfInterface);
+      Serial.println("Peer lost!");
+    }
+    ResetMode();
+  }
+  delay(500);
+}