WM71000-NBSD-SA Ramtron, WM71000-NBSD-SA Datasheet - Page 18

• Manufacturer Part Number: WM71000-NBSD-SA
• Description: RFID Transponder AFE Chip (No Memory) Gen-2 RFID Access
• Manufacturer: Ramtron

Specifications of WM71000-NBSD-SA

• Mounting Style: SMD/SMT
• Package / Case: SOIC-8

Rev. 1.3
Apr. 2011
to note that in both cases, the value stored in the Working Stored Address register does not change for a
BLOCKWRITE command – in the example shown, it remains at a value of 0x006.
Address Pointer
Address Pointer
Working Stored
Working Stored








Figure 18. BLOCKWRITE Command: AUTOINCR=0
Figure 19. BLOCKWRITE Command: AUTOINCR=1
Gen-2 Memory
Gen-2 Memory
RESERVED
RESERVED
SERVICE
SERVICE
SERVICE
SERVICE
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
USER
Bank
Bank
EPC
EPC
TID
TID
…
…
Gen-2 Address
Gen-2 Address
0x000 - 0X003
0x000 - 0X003
0x000 - 0x009
0x000 - 0x003
0x000 - 0x009
0x000 - 0x003
0x00C
0x00D
0x00C
0x00D
0x00A
0x00B
0x000
0x001
0x002
0x003
0x004
0x005
0x006
0x007
0x008
0x009
0x00A
0x00B
0x00E
0x00F
0x00A
0x00B
0x000
0x001
0x002
0x003
0x004
0x005
0x006
0x007
0x008
0x009
0x00A
0x00B
0x00E
0x00F
…
…
Description
RESERVED - passwords
EPC
RESERVED
RESERVED
TID
RESERVED
RFU
Control/Status Register
Working Stored Address Register: 0x0006
BLKWRITE: DATA0
BLKWRITE: DATA1
BLKWRITE: DATA2
BLKWRITE: DATA3
BLKWRITE: DATA4
BLKWRITE: DATA5
BLKWRITE: DATA6
BLKWRITE: DATA7
…
USER Memory - END
Description
RESERVED - passwords
EPC
RESERVED
RESERVED
TID
RESERVED
RFU
Control/Status Register
Working Stored Address Register: 0x0006
USER Memory - START
BLKWRITE: DATA0
BLKWRITE: DATA1
BLKWRITE: DATA2
BLKWRITE: DATA3
BLKWRITE: DATA4
BLKWRITE: DATA5
BLKWRITE: DATA6
BLKWRITE: DATA7
…
USER Memory - END
WM710xx – Secure F-RAM with Gen-2 RFID
Page 18 of 24