Table 16. CFI Device Geometry Definition
Addresses
(x32 Mode)
Addresses
(x16 Mode)
Data
Description
27h
4Eh
0015h
Device Size = 2N byte
Flash Device Interface description (for complete description, please refer
to CFI publication 100)
0000 = x8-only asynchronous interface
28h
29h
50h
52h
0005h
0000h
0001 = x16-only asynchronous interface
0002 = supports x8 and x16 via BYTE# with asynchronous interface
0003 = x 32-only asynchronous interface
0005 = supports x16 and x32 via WORD# with asynchronous interface
2Ah
2Bh
54h
56h
0000h
0000h
Max. number of byte in multi-byte program = 2N
(00h = not supported)
Number of Erase Block Regions within device
0003 = Speed options 54D, 65D, 65A
0003h
0004h
2Ch
58h
2Dh
2Eh
2Fh
30h
5Ah
5Ch
5Eh
60h
0007h
0000h
0020h
0000h
Erase Block Region 1 Information
(refer to the CFI specification or CFI publication 100)
31h
32h
33h
34h
62h
64h
66h
68h
001Dh
0000h
0000h
0001h
Erase Block Region 2 Information
(refer to the CFI specification or CFI publication 100)
35h
36h
37h
38h
6Ah
6Ch
6Eh
70h
0007h
0000h
0020h
0000h
Erase Block Region 3 Information
(refer to the CFI specification or CFI publication 100)
39h
3Ah
3Bh
3Ch
72h
74h
76h
78h
0000h
0000h
0000h
0000h
Erase Block Region 4 Information
(refer to the CFI specification or CFI publication 100)
Table 17. CFI Primary Vendor-Specific Extended Query
Addresses
Addresses
(x32 Mode)
(x16 Mode)
Data
Description
40h
41h
42h
80h
82h
84h
0050h
0052h
0049h
Query-unique ASCII string “PRI”
43h
86h
88h
0031h
0033h
Major version number, ASCII (reflects modifications to the silicon)
Minor version number, ASCII (reflects modifications to the CFI table)
44h
Address Sensitive Unlock (DQ1, DQ0)
00 = Required, 01 = Not Required
Silicon Revision Number (DQ5–DQ2
0000 = CS49
0001 = CS59
45h
8Ah
0004h
0010 = CS99
0011 = CS69
0100 = CS119
32
Am29BDD160G
June 7, 2006
SPANSION [ SPANSION ]
