ACS ACR3801 Smart Card Reader - Manual (Page 23)

ACR3801 – Reference Manual [email protected]
Version 2.01
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8.3. Memory Card Command Set
This section contains the Memory Card Command Set for ACR3801.
8.3.1. Recollection Card – 1, 2, 4, 8 and 18 Kbit I2C Card
8.3.1.1. SELECT_CARD_TYPE
This command powers down and up the selected card inserted in the card reader and performs a card
reset.
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 specification.
Command format (abData field in the PC_to_RDR_XfrBlock)
Pseudo-APDU
CLA INS P1 P2 Lc Card Type
FFh A4h 00h 00h 01h 01h
Response Data Format (abData field in the RDR_to_PC_DataBlock)
SW1 SW2
Where:
SW1 SW2 = 90 00h if no error
8.3.1.2. SELECT_PAGE_SIZE
This command chooses the page size to read the smart card. The default value is 8-byte page write. It
will reset to default value whenever the card is removed or the reader is powered off.
Command Format (abData field in the PC_to_RDR_XfrBlock)
Pseudo-APDU
CLA INS P1 P2 Lc Page Size
FFh 01h 00h 00h 01h
Where:
Page size = 03h for 8-byte page write
= 04h for 16-byte page write
= 05h for 32-byte page write
= 06h for 64-byte page write
= 07h for 128-byte page write