ACR1281U-C1 – Application Programming Interface
Version 1.08
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Page 22 of 96
5.1.4.
Memory Card – ATMEL AT88SC1608
5.1.4.1.
Select card type
This command powers down/up the selected card inserted in the card reader and performs a card
reset. It also selects the page size to be a 16-byte page write.
Command
Pseudo-APDU
Command
Class
INS
P1
P2
Lc
Card Type
Select Card Type
FFh
A4h
00h
00h
01h
04h
Response
Response
Data Out
Result
SW1
SW2
Where:
SW1 SW2
= 90 00h if the operation is completed successfully.
5.1.4.2.
Read memory card
This command reads the memory card’s content from a specified address.
Command
Pseudo-APDU
Command
Class
INS
Zone Address
Byte Address
MEM_L
Read Memory Card
FFh
Where:
INS
(1 byte)
For reading user zone, INS = B0h
For reading configuration zone or reading fuse, INS = B1h
Zone Address
(1 byte)
= 00000 A10 A9 A8b, where A10 is the MSB of zone address
** don’t care for reading fuse
Byte Address
(1 byte)
= A7 A6 A5 A4 A3 A2 A1 A0b is the memory address location of the
memory card
For reading fuse, Byte Address = 1000 0000b
MEM_L
(1 byte)
Length of data to be read from the memory card.