SPRINGCARD SAS PRNHSP01 用户手册
PMD2271-BA
page 73 of 118
S
PRING
C
ARD
PC/SC C
OUPLERS
- H663
GROUP
- Developer's reference manual
4.4.2.
ST Micro Electronics SRI4K, SRIX4K, SRI512, SRX512, SRT512
These PICCs are identified by PIX.NN =
h
0007.
They are divided into 4-byte blocks.
a.
READ BINARY instruction
In the READ BINARY command APDU,
P1 must be
h
00,
P2 is the address of the first block to be read,
Since the size of every block is 2, Le must be multiple of 4,
When Le=
When Le=
h
00, a single block is returned (4 bytes).
b.
UPDATE BINARY instruction
In the UPDATE BINARY command APDU,
P1 must be
h
00,
P2 is the address of the block to be written,
Since the size of every block is 4, Lc must be 4, exactly.
Some blocks play a particular role in the configuration of the PICC. Do not write on those blocks
without a good understanding of the consequences.
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