| [in] | protocol | used to execute the command  | 
    | [in] | NfcAPassiv | enables NFC-A passive mode - command terninates after receiving the RATS command.  | 
    | [in] | Snr | 4 byte serial number of card to emulate.  | 
    | [in] | ATQA | Attention: When transferred via HF, the ATQA is sent LSB (instead of the MSB order used here).  | 
    | [in] | SAK | Select Acknowledge (SAK), according to the ISO 14443-3 (Type A) standard.  | 
    | [in] | Timeout | Maximum time to wait for a Request.  | 
    | [out] | FirstCmd | First ISO14443 command sent from the remote reader.  | 
    | [out] | FirstCmd_len |  | 
    | [in] | mempool | is used to store response data. Maybe NULL to use an internal mempool, in this case the data is only available until another command uses the internal mempool  |