A d v a n c e I n f o r m a t i o n
Table 14. Device Geometry Definition
Addresses
(Models03,04
Byte Mode
Only)
Addresses
Data
Description
27h
4Eh
0016h
Device Size = 2N byte
28h
29h
50h
52h
000xh
0000h
Flash Device Interface description (refer to CFI publication 100)
(0 = Model 00, 2 = Models 03, 04)
2Ah
2Bh
54h
56h
0000h
0000h
Max. number of byte in multi-byte write = 2N
(00h = not supported)
Number of Erase Block Regions within device
(1 = Model 00, 2 = Models 03, 04)
2Ch
58h
000xh
Erase Block Region 1 Information
(refer to the CFI specification or CFI publication 100)
(003F, 0000, 0000, 0001) = Model 00
2Dh
2Eh
2Fh
30h
5Ah
5Ch
5Eh
60h
00xxh
0000h
00x0h
000xh
(0007, 0000, 0020, 0000) = Models 03, 04
31h
32h
33h
34h
62h
64h
66h
68h
00xxh
0000h
0020h
000xh
Erase Block Region 2 Information
(0000, 0000, 0000, 0000) = Model 00
(003E, 0000, 0000, 0001) = Models 03, 04
35h
36h
37h
38h
6Ah
6Ch
6Eh
70h
0000h
0000h
0000h
0000h
Erase Block Region 3 Information
39h
3Ah
3Bh
3Ch
72h
74h
76h
78h
0000h
0000h
0000h
0000h
Erase Block Region 4 Information
Table 15. Primary Vendor-Specific Extended Query (Sheet 1 of 2)
Addresses
(Models03,04
Byte Mode
Only)
Addresses
Data
Description
40h
41h
42h
80h
82h
84h
0050h
0052h
0049h
Query-unique ASCII string “PRI”
43h
44h
86h
88h
0031h
0031h
Major version number, ASCII
Minor version number, ASCII
Address Sensitive Unlock
0 = Required (Models 03, 04), 1 = Not Required (Model 00)
45h
46h
47h
8Ah
8Ch
8Eh
000xh
0002h
0001h
Erase Suspend
0 = Not Supported, 1 = To Read Only, 2 = To Read & Write
Sector Protect
0 = Not Supported, X = Number of sectors in per group
30
S29AL032D
S29AL032D_00_A3 June 13, 2005