hi!
I have a DIGITURK card and also receiver.....
(Digiturk using cry***works)

My problem is;
Normally our card atr is:> 3B 78 12 00 00 47 C4 02 05 8F F1 [ACK:90 00]
But provider send the some INS and changing ATR like this:> 3B 78 12 00 00 47 C4 02 05 FF FF [ACK:6F 04]
Then card not answer any commands when we send....
I think problem is FF FF but how can i convert these FF FF to 8F F1

Pls help me!!!