byte PN532::mifare_WriteBlock(uint8_t blockNumber, uint8_t * data) {
Serial.print("Try to write a block ");
Serial.println(blockNumber);
if (!InDataExchange(1, MIFARE_CMD_WRITE, blockNumber, data, 16)) {
Serial.println("Failed to receive ACK for write command");
}
byte c = getCommandResponse(packet);
if (! c) {
Serial.println("Unexpected response");
Serial.printBytes(packet, 26);
Serial.println();
return 0;
}
Serial.print("Packet ");
Serial.printBytes(packet, c);
Serial.println();
if (packet[0] != 0) {
// error.
return 0;
}
memcpy(data, packet + 1, 16);
Serial.print("data ");
Serial.println(blockNumber);
Serial.printBytes(data, 16);
Serial.println();
return 16;
}
byte PN532::getListPassiveTarget(byte * data) {
byte count = getCommandResponse(packet);
if (!count)
return 0;
// count -= 2; // remove checksum and postamble bytes.
memcpy(data, packet, count);
return packet[0];
}
byte PN532::getAutoPollResponse(byte * respo) {
// byte cnt;
if (!getCommandResponse(respo))
return 0;
if (respo[0]) {
switch (respo[1]) {
case Type_FeliCa212kb:
targetSet(respo[1], respo + 3 + 3, 8);
break;
case Type_Mifare:
targetSet(respo[1], respo + 3 + 5, respo[3 + 4]);
break;
}
} else {
targetClear();
}
return respo[0];
}
byte PN532::mifare_ReadDataBlock(uint8_t blockNumber, uint8_t * data) {
#ifdef MIFAREDEBUG
Serial.print("Try to read 16 bytes from block ");
Serial.println(blockNumber);
#endif
// Access the Target 1 after polling by InList or AutoPoll
// Authentication must be succeeded so the uid (and its length) is
// stored in target.UID
/* Send the command */
if (!InDataExchange(1, MIFARE_CMD_READ, blockNumber, packet, 0)) {
#ifdef MIFAREDEBUG
Serial.println("Failed to receive ACK for read command");
#endif
}
byte c = getCommandResponse(packet);
if (!c ) {
#ifdef MIFAREDEBUG
Serial.println("Unexpected response");
printHexString(packet, 26);
Serial.println();
#endif
return 0;
}
//#define MIFAREDEBUG
#ifdef MIFAREDEBUG
Serial.print("Packet ");
printHexString(packet, c);
Serial.println();
#endif
if (packet[0] != 0) {
// error.
return 0;
}
memcpy(data, packet + 1, 16);
#ifdef MIFAREDEBUG
Serial.print("data ");
Serial.println(blockNumber);
printHexString(data, 16);
Serial.println();
#endif
//#undef MIFAREDEBUG
return 16;
}
byte PN532::getCommunicateThruResponse(byte * data) {
// InCommunicateThru(data, len);
/* Read the response packet */
int count = getCommandResponse(packet);
if (!count ) {
return 0;
}
#ifdef FELICADEBUG
Serial.print("Response: ");
Serial.print("count = ");
Serial.print(count, DEC);
Serial.print(" ");
printHexString(packet, count);
Serial.println();
#endif
if (packet[0] != 0) {
return 0;
}
count = packet[1] - 1;
memcpy(data, packet + 2, count);
return count;
}
byte PN532::getAutoPollResponse(void) {
if (!getCommandResponse(packet)) {
comm_status = RESP_FAILED;
return 0;
}
comm_status = RESP_RECEIVED;
// ignore the tag no. 2 or greater
if ( packet[0] > 0 ) { // count
// memcpy(respo, packet+3, packet[2]); // length
switch (packet[1]) { // type
case NFC::CARDTYPE_FELICA_212K:
targetSet(NFC::CARDTYPE_FELICA_212K, packet+3+3, 8); //respo+3, 8);
break;
case NFC::CARDTYPE_MIFARE:
targetSet(NFC::CARDTYPE_MIFARE, packet+3+5, packet[7]); //respo[4]);
break;
}
} else {
targetClear();
}
return packet[2];
}
