Rainbow Electronics MAX66020 - Manual (Page 13)

MAX66020
Read Single Block with Block
Security Status
This command allows for retrieving the security status
of a memory block followed by the memory block’s
data. This command uses one command-specific para-
meter, which is the memory block number. Valid block
numbers are 00h to 11h.
Custom Read Block
This command allows for retrieving the data of a single
block, followed by the block’s integrity bytes. This com-
mand uses one command-specific parameter, which is
the memory block number. Valid block numbers are
00h to 11h.
COMMAND BLOCK NUMBER
A4h (1 Byte)
INDICATOR MEMORY DATA INTEGRITY BYTES
00h (8 Bytes) (2 Bytes)
Request Information Field for the Read Single Block with Block Security Status Command
COMMAND BLOCK NUMBER
B0h (1 Byte)
Response Information Field for the Read Single Block with Block Security
Status Command (No Error)
Request Information Field for the Custom Read Block Command
Response Information Field for the Custom Read Block Command (No Error)
INDICATOR
SECURITY STATUS
(SEE CODES BELOW)
MEMORY DATA
00h (1 Byte) (8 Bytes)
00h = The memory block is not protected.
01h = The memory block is write protected.
ISO/IEC 14443 Type B-Compliant
1Kb Memory Fob
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