This command returns the Answer to Reset (ATR) of the currently selected card as defined in the PC/SC specification, version 2. If VHL.Select hasn't been executed successfully before, the VHL.ErrCardNotSelected status code will be returned. If the last selected card is no longer available in the antenna field, or a read/write operation failed previous to this command, the returned ATR is undefined.


Parameters (request frame)


Returned values (response frame)

Name Type/Size Description
Length of ATR Integer (8 bits) Length of ATR in byte
ATR Raw data ATR value in standardized format