HID Global Corporation 5553 Manuale Utente
1508-USM-00-0-04
HF Multi ISO RFID Reader User Manual, Firmware V1.4
5.2 ISO 14443 Type B
ISO 14443 type B cards are supported.
5.2.1 SR176
The SR176 label contains only 30 bytes of data organized in two bytes per page.
5.2.1.1
Memory organization
Block address
Byte 1
Byte 0
0Fh
Lock byte
RFU
Chip ID
0Eh User
data
… …
04h User
data
03h Serial
number
02h Serial
number
01h Serial
number
00h Serial
number
5.2.1.2
Serial number UID
The UID is stored in the first 4 pages. Page 00h contains the LSB of the UID.
Page 03h
Page 02h
Page 01h
Page 00h
Byte 1h
Byte 0
Byte 1
Byte 0
Byte 1
Byte 0
Byte 1
Byte 0
5.2.1.3
Lock byte
The lock byte defines the write access condition of a pair of pages. Each bit can only be set once.
This procedure is irreversible. This byte is implemented as an OTP.
This procedure is irreversible. This byte is implemented as an OTP.
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page 0E
h Pag
e
0F
h
Page 0
Ch Pa
g
e
0Dh
Page 0A
h Pag
e
0Bh
Page 0
8
h Pa
g
e
09h
Page 0
6h Pa
g
e
07h
Page 0
4h Pa
g
e
05h
Page 0
2h Pa
g
e
03h
Page 0
0h Pa
g
e
01h
5.2.1.4
Chip ID
The Chip ID is defined in the low nibble of page 0Fh. It is manufacturer set and is used internally to
select and separate single tags.
select and separate single tags.
Page 116 of 144
August 2010
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