Forum › MIFARE and NFC Reader IC`s › C# .Net + ACR112U Reader, can’t send transmit › Re: C# .Net + ACR112U Reader, can’t send transmit
I can connect to the reader and card.
But when I try to send transmit for Load Authentication key, I always get RecvBuff empty and RecvLen is zero, nerver get "90 00". But the retCode is zero (that mean there is no problem to send APDU, right?).
But when I try to send transmit for Load Authentication key, I always get RecvBuff empty and RecvLen is zero, nerver get "90 00". But the retCode is zero (that mean there is no problem to send APDU, right?).
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