PN532 Driver library This library provides an abstract API to drive the pn532 nfc chip, with I2C/HSU/SPI interface. Its based on the Seeed Studio's Arduino version.

Dependents:   PN532_ReadUid Nfctest2

Revision:
1:b5922b3b3257
Parent:
0:db8030e71f55
--- a/PN532/examples/emulate_tag_ndef/emulate_tag_ndef.ino	Tue Sep 13 06:01:19 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,69 +0,0 @@
-
-#include "SPI.h"
-#include "PN532_SPI.h"
-#include "emulatetag.h"
-#include "NdefMessage.h"
-
-PN532_SPI pn532spi(SPI, 10);
-EmulateTag nfc(pn532spi);
-
-uint8_t ndefBuf[120];
-NdefMessage message;
-int messageSize;
-
-uint8_t uid[3] = { 0x12, 0x34, 0x56 };
-
-void setup()
-{
-  Serial.begin(115200);
-  Serial.println("------- Emulate Tag --------");
-  
-  message = NdefMessage();
-  message.addUriRecord("http://www.seeedstudio.com");
-  messageSize = message.getEncodedSize();
-  if (messageSize > sizeof(ndefBuf)) {
-      Serial.println("ndefBuf is too small");
-      while (1) { }
-  }
-  
-  Serial.print("Ndef encoded message size: ");
-  Serial.println(messageSize);
-
-  message.encode(ndefBuf);
-  
-  // comment out this command for no ndef message
-  nfc.setNdefFile(ndefBuf, messageSize);
-  
-  // uid must be 3 bytes!
-  nfc.setUid(uid);
-  
-  nfc.init();
-}
-
-void loop(){
-    // uncomment for overriding ndef in case a write to this tag occured
-    //nfc.setNdefFile(ndefBuf, messageSize); 
-    
-    // start emulation (blocks)
-    nfc.emulate();
-        
-    // or start emulation with timeout
-    /*if(!nfc.emulate(1000)){ // timeout 1 second
-      Serial.println("timed out");
-    }*/
-    
-    // deny writing to the tag
-    // nfc.setTagWriteable(false);
-    
-    if(nfc.writeOccured()){
-       Serial.println("\nWrite occured !");
-       uint8_t* tag_buf;
-       uint16_t length;
-       
-       nfc.getContent(&tag_buf, &length);
-       NdefMessage msg = NdefMessage(tag_buf, length);
-       msg.print();
-    }
-
-    delay(1000);
-}