ACR3801 – Reference Manual
Version 2.01
www.acs.com.hk
Page 26 of 62
8.3.2.
Memory Card – 32, 64, 128, 256, 512, and 1024 Kbit I2C Card
8.3.2.1. SELECT_CARD_TYPE
This command powers down and up the selected card that is 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 specifications.
Command Format (
abData
field in the
PC_to_RDR_XfrBlock
)
Pseudo-APDU
CLA INS
P1
P2
Lc
Card Type
FFh
A4h 00h
00h
01h
02h
Response Data Format (
abData
field in the
RDR_to_PC_DataBlock
)
SW1 SW2
Where:
SW1 SW2
= 90 00h if no error
8.3.2.2. 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:
Data
TPDU to be sent to the card
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
Response Data Format (
abData
field in the
RDR_to_PC_DataBlock
)
SW1 SW2
