User Manual

ACR38x (CCID) – Reference Manual [e-mail]
Version 6.04
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Page 36 of 58
Response Data Format (abData field in the RDR_to_PC_DataBlock)
SW1
SW2
ErrorCnt
90h
Where:
SW1 = 90h
SW2 (ErrorCnt) = Error Counter. FFh
indicates successful verification. 00h indicates that the
password is locked (or exceeded the maximum number of retries). Other
values indicate that current verification has failed.