66
15
Manufacturer Block(IC card manufacturer code block): the first block of t he first
sector is used by the manufacturers, stored
the IC card manufacturer code, the data
of
this block can not be changed
after written
MSB
LSB
Philips’
Manufacturer code
0
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
13
14
15
serial
number
Manufacturer
data
Checksum byte
Data Block :
the first three blocks of all sectors are used to
stor
e data (block 0 of sector 0 can only be read, block 1, bl
ock 2 can be used to store data)
Value Block:
can be used as electronic purse (valid commands: read, write,
increment, decrement, restore, transfe), the data of the
value
block only
has
4 bytes
Sector Trailer(Block 3)(Control Block): Each sector has a control
block (block 3), including the key A (6 bytes) and
key B (6 bytes) and a control bit (4 bytes)
Control
Properties:
1. the key and access control of each sector are independent, it may set their
own password and access control according to the actually need. In the access
control ,Each block has three control bits corresponding,defined as follows:
Block 0: C10 C20 C30
Block 1: C11 C21 C31
Block 2: C12 C22 C32
Block 3: C13 C23 C33
X
X
X
X
0
0
1
0