WM71004 Datasheet, PDF (14/24 Pages) Ramtron International Corporation – 4/8/16Kbit Secure F-RAM Memory with Gen-2 RFID Access

WM710xx – Secure F-RAM with Gen-2 RFID
Working Stored
Address Pointer

Gen-2 Memory
Bank
RESERVED
EPC
SERVICE
SERVICE
TID
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
Gen-2 Address
0x000 - 0X003
0x000 - 0x009
0x00A
0x00B
0x000 - 0x003
0x000
0x001
0x002
0x003
0x004
0x005
0x006
0x007
0x008
…
Description
RESERVED - passwords
EPC
RESERVED
RESERVED
TID
RESERVED
RFU
Control/Status Register
Working Stored Address Register: 0x0007
USER Memory - START
UNADDR_WRITE: DATA0
…
USER Memory - END
Figure 14. Single Unaddressed Write Cycle, AUTOINCR=1
Working Stored
Address Pointer




Gen-2 Memory
Bank
RESERVED
EPC
SERVICE
SERVICE
TID
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
…
…
Gen-2 Address
0x000 - 0X003
0x000 - 0x009
0x00A
0x00B
0x000 - 0x003
0x000
0x001
0x002
0x003
0x004
0x005
0x006
0x007
0x008
0x009
0x00A
0x00B
0x00C
0x00D
0x00E
0x00F
0x010
0x011
…
…
Description
RESERVED - passwords
EPC
RESERVED
RESERVED
TID
RESERVED
RFU
Control/Status Register
Working Stored Address Register: 0x000E
USER Memory - START
UNADDR_WRITE: DATA0
UNADDR_WRITE: DATA1
UNADDR_WRITE: DATA2
UNADDR_WRITE: DATA3
UNADDR_WRITE: DATA4
UNADDR_WRITE: DATA5
UNADDR_WRITE: DATA6
UNADDR_WRITE: DATA7
…
…
USER Memory - END
Figure 15. Multiple Unaddressed Write Cycles, AUTOINCR=1
Rev. 1.4
May 2011
Page 14 of 24