Advanced Card ACR100I Довідковий посібник - Сторінка 17
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Друкувати сторінку7.1.3.
Commands Accessed via PC_to_RDR_XfrBlock
7.1.3.1.
GET_READER_INFORMATION
This command returns relevant information about the particular ACR100I model and the current
operating status, such as the firmware version number; the maximum data length of a command and
response; the supported card types; and whether a card is inserted and powered up or not.
Note: This command can only be used after the logical smart card reader communication has been
established using the SCardConnect() API. For details of SCardConnect() API, please refer to PC/SC
specifications.
Command format (abData field in the PC_to_RDR_XfrBlock)
Response data format (abData field in the RDR_to_PC_DataBlock)
FIRMWARE
10 bytes data for firmware version
MAX_C
The maximum number of command data bytes.
MAX_R
The maximum number of data bytes that can be requested to be transmitted in a
response.
C_TYPE
The card types supported by the ACR100I. This data field is a bitmap with each bit
representing a particular card type. A bit set to '1' means the corresponding card type
is supported by the reader and can be selected with the SELECT_CARD_TYPE
command. The bit assignment is as follows:
See Appendix A for the correspondence between these bits and the respective card
types.
ACR100I – Reference Manual
Version 1.00
CLA
INS
FFh
09h
FIRMWARE
MAX_C
Byte
card type
F E D C B A 9 8 7 6 5 4 3 2 1 0
Pseudo-APDU
P1
P2
Lc
00h
00h
10h
MAX_R
C_TYPE
1
C_SEL
C_STAT
2
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