private static async Task ReadCardUidLoop(Mfrc522Controller mfrc522Controller)
{
while (true)
{
var(status, _) = mfrc522Controller.Request(RequestMode.RequestIdle);
if (status != Status.OK)
{
continue;
}
var(status2, uid) = mfrc522Controller.AntiCollision();
Console.WriteLine(string.Join(", ", uid));
await Task.Delay(500);
}
}
static async Task Main(string[] args)
{
Console.WriteLine("Hello Mfrc522!");
// This sample demonstrates how to read a RFID tag
// using the Mfrc522Controller
var connection = new SpiConnectionSettings(0, 0);
connection.ClockFrequency = 500000;
var spi = SpiDevice.Create(connection);
using (var mfrc522Controller = new Mfrc522Controller(spi))
{
mfrc522Controller.LogLevel = LogLevel.Info;
mfrc522Controller.LogTo = LogTo.Console;
//await ReadCardUidLoop(mfrc522Controller);
//mfrc522Controller.RxGain = RxGain.G48dB;
ReadCardAuth(mfrc522Controller);
}
await Task.CompletedTask;
}
private static void ReadCardAuth(Mfrc522Controller mfrc522Controller)
{
//while (!Console.KeyAvailable)
//{
// var (status, atqa) = mfrc522Controller.Request(RequestMode.RequestIdle);
// if (status == Status.OK)
// {
// Console.WriteLine($"Card detected, ATQA: {BitConverter.ToString(atqa)}");
// break;
// }
// // Don't overload the reader
// Thread.Sleep(100);
//}
//if (Console.KeyAvailable)
//{
// Console.WriteLine("No card detected");
// return;
//}
//var (status2, cardUid) = mfrc522Controller.AntiCollision();
//Console.WriteLine($"Card UID: {BitConverter.ToString(cardUid)}, Length: {cardUid.Length}");
//var (stat, sak) = mfrc522Controller.SelectTag(cardUid);
//Console.WriteLine($"SAK: {sak}");
Console.WriteLine($"Version: {mfrc522Controller.Version}");
byte[] buff = null;
while (!Console.KeyAvailable)
{
buff = mfrc522Controller.ListPassiveTarget();
if (buff != null)
{
break;
}
}
if (Console.KeyAvailable)
{
Console.WriteLine("No card detected");
return;
}
var mifare = new MifareCard(mfrc522Controller, 1);
mifare.SerialNumber = buff.AsSpan().Slice(3, 4).ToArray();
mifare.KeyA = new byte[6] {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
mifare.KeyB = new byte[6] {
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
};
mifare.Command = MifareCardCommand.AuthenticationA;
int ret;
//mifare.BlockNumber = 7;
//ret = mifare.RunMifiCardCommand();
//if (ret < 0)
//{
// Console.WriteLine("Authentication failed, trying the other key");
// mifare.Command = MifareCardCommand.AuthenticationB;
// ret = mifare.RunMifiCardCommand();
// if (ret < 0)
// {
// Console.WriteLine("Authentification failed with second key");
// }
//}
//Console.WriteLine("Success authenticating!");
for (byte block = 0; block < 64; block++)
{
mifare.BlockNumber = block;
mifare.Command = MifareCardCommand.AuthenticationB;
ret = mifare.RunMifiCardCommand();
if (ret < 0)
{
// Try another one
mifare.Command = MifareCardCommand.AuthenticationA;
ret = mifare.RunMifiCardCommand();
}
//var ret = pn532.InDataExchange(mifareCard.Tg, new byte[] { 0x60, block, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x66, 0x8D, 0x7E, 0x20 }, Span<byte>.Empty);
if (ret >= 0)
{
mifare.BlockNumber = block;
mifare.Command = MifareCardCommand.Read16Bytes;
ret = mifare.RunMifiCardCommand();
if (ret >= 0)
{
Console.WriteLine($"Bloc: {block}, Data: {BitConverter.ToString(mifare.Data)}");
}
else
{
Console.WriteLine($"Error reading bloc: {block}");
}
if (block % 4 == 3)
{
if (mifare.Data != null)
{
// Check what are the permissions
for (byte j = 3; j > 0; j--)
{
var access = mifare.BlockAccess((byte)(block - j), mifare.Data);
Console.WriteLine($"Bloc: {block - j}, Access: {access}");
}
var sector = mifare.SectorTailerAccess(block, mifare.Data);
Console.WriteLine($"Bloc: {block}, Access: {sector}");
}
else
{
Console.WriteLine("Can't check any sector bloc");
}
}
}
else
{
Console.WriteLine($"Autentication error");
}
//if (mfrc522Controller.Authenticate(RequestMode.Authenticate1A, 7, mifare.KeyA, cardUid) == Status.OK)
//{
// var data = new byte[16 * 3];
// for (var x = 0; x < data.Length; x++)
// {
// data[x] = (byte)(x + 65);
// }
// for (var b = 0; b < 3; b++)
// {
// //mfrc522Controller.WriteCardData((byte)(4 + b), data.Skip(b * 16).Take(16).ToArray());
// }
//}
//// Reading data
//var continueReading = true;
//for (var s = 0; s < 16 && continueReading; s++)
//{
// // Authenticate sector
// if (mfrc522Controller.Authenticate(RequestMode.Authenticate1A, (byte)((4 * s) + 3), Mfrc522Controller.DefaultAuthKey, cardUid) == Status.OK)
// {
// Console.WriteLine($"Sector {s}");
// for (var b = 0; b < 3 && continueReading; b++)
// {
// byte[] data;
// (stat, data) = mfrc522Controller.ReadCardData((byte)((4 * s) + b));
// if (stat != Status.OK)
// {
// continueReading = false;
// break;
// }
// Console.WriteLine($"Block {b} ({data.Length} bytes): {string.Join(" ", data.Select(x => x.ToString("X2")))}");
// }
// }
// else
// {
// Console.WriteLine("Authentication error");
// break;
// }
//}
mfrc522Controller.ClearSelection();
}
}
