uint32_t versiondata = nfc.getFirmwareVersion();
if (! versiondata) {
Serial.print(">Didn't find PN53x board, please close and open serial monitor. If problem still exist please check your wiring");
while (1); // halt
}
// Set the max number of retry attempts to read from a card
// This prevents us from waiting forever for a card, which is
// the default behaviour of the PN532.
//nfc.setPassiveActivationRetries(0xFF);
// configure board to read RFID tags
nfc.SAMConfig();
//Serial.println("Waiting for an ISO14443A card");
}
void loop(void) {
boolean success;
uint8_t uid[] = { 0, 0, 0, 0, 0, 0, 0 }; // Buffer to store the returned UID
uint8_t uidLength; // Length of the UID (4 or 7 bytes depending on ISO14443A card type)
// Wait for an ISO14443A type cards (Mifare, etc.). When one is found
// 'uid' will be populated with the UID, and uidLength will indicate
// if the uid is 4 bytes (Mifare Classic) or 7 bytes (Mifare Ultralight)
success = nfc.readPassiveTargetID(PN532_MIFARE_ISO14443A, uid, &uidLength);
include
include
define IRQ (2)
define RESET (3)
Adafruit_NFCShield_I2C nfc(IRQ, RESET);
void setup(void) { Serial.begin(115200); Serial.println(">http://www.github.com/awangga/NFCReader");
nfc.begin();
uint32_t versiondata = nfc.getFirmwareVersion(); if (! versiondata) { Serial.print(">Didn't find PN53x board, please close and open serial monitor. If problem still exist please check your wiring"); while (1); // halt }
// Got ok data, print it out! Serial.print(">Found chip PN5"); Serial.println((versiondata>>24) & 0xFF, HEX); Serial.print(">Firmware ver. "); Serial.print((versiondata>>16) & 0xFF, DEC); Serial.print('.'); Serial.println((versiondata>>8) & 0xFF, DEC);
// Set the max number of retry attempts to read from a card // This prevents us from waiting forever for a card, which is // the default behaviour of the PN532. //nfc.setPassiveActivationRetries(0xFF);
// configure board to read RFID tags nfc.SAMConfig();
//Serial.println("Waiting for an ISO14443A card"); }
void loop(void) { boolean success; uint8_t uid[] = { 0, 0, 0, 0, 0, 0, 0 }; // Buffer to store the returned UID uint8_t uidLength; // Length of the UID (4 or 7 bytes depending on ISO14443A card type)
// Wait for an ISO14443A type cards (Mifare, etc.). When one is found // 'uid' will be populated with the UID, and uidLength will indicate // if the uid is 4 bytes (Mifare Classic) or 7 bytes (Mifare Ultralight) success = nfc.readPassiveTargetID(PN532_MIFARE_ISO14443A, uid, &uidLength);
if (success) { //Serial.println("Found a card!"); //Serial.print("UID Length: ");Serial.print(uidLength, DEC);Serial.println(" bytes"); //Serial.print("UID Value: "); nfc.PrintHex(uid, uidLength); uint8_t keya[6] = { 0xD3, 0xF7, 0xD3, 0xF7, 0xD3, 0xF7 }; success = nfc.mifareclassic_AuthenticateBlock(uid, uidLength, 4, 0, keya); //if (success) //{ // Serial.println("Authentication work"); //} //uint8_t data[16]; uint8_t data[16]; success = nfc.mifareclassic_ReadDataBlock(4, data); //success = nfc.mifareultralight_ReadPage (32, data); nfc.PrintHexChar(data, 16); // Wait 1 second before continuing delay(1000); }
}