Grabador_tarjeta/Grabador_tarjetas.ino

#if 0
#include <SPI.h>
#include <PN532_SPI.h>
#include <PN532.h>
#include <NfcAdapter.h>

PN532_SPI pn532spi(SPI, 10);
NfcAdapter nfc = NfcAdapter(pn532spi);
#else

#include <Wire.h>
#include <PN532_I2C.h>
#include <PN532.h>
#include <NfcAdapter.h>

PN532_I2C pn532_i2c(Wire);
NfcAdapter nfc = NfcAdapter(pn532_i2c);
#endif

int grabador_machine = 0;

void setup() {
  Serial.begin(9600);
  Serial.println("NDEF Writer");
  nfc.begin();
  grabador_machine = 4;

}
bool record_name = false;
bool valid_name = false;
bool success2 = false;
String Name;
const int payloadLength = 50;
int char_count = 0;
byte payload[payloadLength];
unsigned long time_rfid;

void loop() {


  switch (grabador_machine) {
    case 1 :
      if (time_rfid < millis()) {
        Serial.println("\nPlace a formatted Mifare Classic NFC tag on the reader.");
        if (nfc.tagPresent()) {

          success2 = nfc.format();
          if (success2) {
            Serial.println("\nSuccess, tag formatted as NDEF.");
            grabador_machine = 4;
            time_rfid = millis() + 1000;
          } else {
            Serial.println("\nFormat failed.");
            grabador_machine = 4;
          }
        }
        time_rfid = millis() + 1000;
      }

      break;
    case 2 :
      {
        if (time_rfid < millis()) {
          Serial.println("\nPlace a formatted Mifare Classic NFC tag on the reader.");
          if (nfc.tagPresent()) {
            NdefMessage message = NdefMessage();
            Serial.println(Name);
            message.addTextRecord(Name, "ñ");
            boolean success = nfc.write(message);
            if (success) {
              Serial.println("Success. Try reading this tag with your phone.");
              grabador_machine = 4;
            } else {
              Serial.println("Write failed");
              grabador_machine = 4;
            }
          }

          time_rfid = millis() + 1000;
        }
      }
      break;

    case 3:
      if (time_rfid < millis()) {
        Serial.println("Ubique una tarjeta RFID para borrar");
        time_rfid = millis() + 20000;

      }
      if (nfc.tagPresent()) {

        bool success = nfc.clean();
        if (success) {
          Serial.println("\nSuccess, tag restored to factory state.");
          grabador_machine = 4;
        } else {
          Serial.println("\nError, unable to clean tag.");
          grabador_machine = 4;
        }

      }
      break;

    case 4:
      //if(inserted_name)
      Serial.println(""); Serial.println("");
      Serial.println("MENU");
      Serial.println("1_Format RFID");
      if (valid_name) {

        Serial.println("2_Write RFID");
      }
      Serial.println("3_Clean RFID");
      Serial.println("5_Insert Name");

      Serial.print("Nombre:");
      Serial.println(Name);
      grabador_machine = 6;
      break;

    case 5:
      Serial.println("Inserte el nombre y # al final");
      grabador_machine = 6;
      Name.clear();
      record_name = true;
      break;

    case 6:
      if (Serial.available() > 0) {
        char inByte = Serial.read();
        if (record_name) {
          if (inByte == 35) {
            grabador_machine = 4;
            valid_name = true;
            record_name = false;
          } else {
            Name += inByte;
            //Name += (char)payload[char_count];
          }
        }

        if (inByte == '1')    grabador_machine = 1;
        if (inByte == '2')    grabador_machine = 2;
        if (inByte == '3')    grabador_machine = 3;
        if (inByte == '5')    grabador_machine = 5;

        if  (char_count > 50) {
          char_count = 0;
        }
        else                  {
          char_count++;
        }
        //grabador_machine = !grabador_machine;
        //Serial.print(inByte);

      }
      break;

    case 88 :

      for (int c = 3; c < payloadLength; c++) {
        Name += (char)payload[c];

      }
      break;

    default :
      {
        Serial.println("End");

      }
      break;

  }
}