WM710xx – Secure F-RAM with Gen-2 RFID
MEMORY MAP
WM710xx’s memory is partitioned according to the logical and physical mapping shown in Table 1 below.
Table 1: Memory Map
Physical
Word
Address
0x000
0x001
0x002
0x003
0x004
0x005
0x006
0x007
0x008
0x009
0x00A
0x00B
0x00C
0x00D
0x00E
0x00F
0x010
0x011
0x012
0x013
0x014
0x015
0x016
0x017
0x018
0x019
0x01A
…
Gen‐2
Memory
Bank
RSVD
RSVD
RSVD
RSVD
EPC
EPC
EPC
EPC
EPC
EPC
EPC
EPC
SERVICE
SERVICE
SERVICE
SERVICE
TID
Logical
Word
Address
0x000
0x001
0x002
0x003
0x000
0x001
0x002
0x003
0x004
0x005
0x006
0x007
0x008
0x009
0x00A
0x00B
0x000
0x001
0x002
0x003
0x000
0x001
0x002
0x003
0x004
0x005
0x006
…
Word
Pointer Description
(EBV8)
Memory Size (bits)
0x00
0x01
0x02
0x03
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0A
0x0B
0x00
0x01
0x02
0x03
0x00
0x01
0x02
0x03
0x04
0x05
0x06
…
Kill Password[31:16]
Kill Password[15:0]
Access Password[31:16]
Access Password[15:0]
CRC
PC
EPC ‐Word 0 (MSW)
EPC ‐Word 1
EPC ‐Word 2
EPC ‐Word 3
EPC ‐Word 4
EPC ‐Word 5 (LSW)
RESERVED
RESERVED
RESERVED
RESERVED
TID ‐ Word 0
TID
TID
TID
TID ‐ Word 1
TID ‐ Word 2
TID ‐ Word 3
RESERVED
USER
USER
USER
USER
USER
USER
USER
…
RFU
Control/Status Register
Stored Address Register
USER Memory ‐Start
0x0FF
0x100
…
USER
USER
…
0x0EB
0x0EC
…
0x816B 4k Memory: END
0x816C
…
0x1FF
0x200
…
USER
USER
…
0x1EB
0x1EC
…
0x836B 8k Memory: END
0x836C
…
0x3BC
0x3BD
…
USER
USER
…
0x3A8
0x3A9
…
0x8728 16k Memory: END (1 Word/Blk)
0x8729
…
0x3DC
0x3DD
…
USER
USER
…
0x3C8
0x3C9
…
0x8748 16k Memory: END (2 Word/Blk)
0x8749
…
0x3EC
0x3ED
…
USER
USER
…
0x3D8
0x3D9
…
0x8758 16k Memory: END (4 Word/Blk)
0x8759
…
0x3F4
0x3F5
…
USER
USER
…
0x3E0
0x3E1
…
0x8760 16k Memory: END (8 Word/Blk)
0x8761
…
0x3F8
0x3F9
0x3FA
0x3FB
…
USER
USER
USER
SERVICE
…
0x3E4
0x3E5
0x3E6
0x3E7
…
0x8764 16k Memory: END (16 Word/Blk)
0x8765
0x8766 16k Memory: END (>=32 Word/Blk)
0x8767 RESERVED
…
…
0x3FF
SERVICE
0x3EB
0x876B RESERVED
Rev. 1.2
Sept. 2010
Page 4 of 17
RAMTRON [ RAMTRON INTERNATIONAL CORPORATION ]
