Common Flash Interface (CFI)
M29W320DT, M29W320DB
Table 24.
Device Geometry Definition (continued)
Address
Data
Description
Value
x16
x8
31h
32h
62h
64h
0001h
0000h
Region 2 Information
2
Number of identical size erase block = 0001h+1
33h
34h
66h
68h
0020h
0000h
Region 2 Information
8 Kbyte
1
Block size in Region 2 = 0020h * 256 byte
35h
36h
6Ah
6Ch
0000h
0000h
Region 3 Information
Number of identical size erase block = 0000h+1
37h
38h
6Eh
70h
0080h
0000h
Region 3 Information
32 Kbyte
63
Block size in Region 3 = 0080h * 256 byte
39h
3Ah
72h
74h
003Eh
0000h
Region 4 Information
Number of identical-size erase block = 003Eh+1
3Bh
3Ch
76h
78h
0000h
0001h
Region 4 Information
64 Kbyte
Block size in Region 4 = 0100h * 256 byte
Table 25. Primary Algorithm-Specific Extended Query Table
Address
Data
Description
Value
x16
x8
40h
41h
42h
43h
44h
80h
82h
84h
86h
88h
0050h
"P"
0052h Primary Algorithm extended Query table unique ASCII string “PRI”
0049h
"R"
"I"
0031h Major version number, ASCII
0030h Minor version number, ASCII
"1"
"0"
Address Sensitive Unlock (bits 1 to 0)
0000h 00 = required, 01= not required
Silicon Revision Number (bits 7 to 2)
45h
8Ah
Yes
Erase Suspend
46h
47h
48h
49h
8Ch
8Eh
90h
92h
0002h
2
1
00 = not supported, 01 = Read only, 02 = Read and Write
Block Protection
0001h
00 = not supported, x = number of blocks in per group
Temporary Block Unprotect
0001h
Yes
4
00 = not supported, 01 = supported
Block Protect /Unprotect
0004h
04 = M29W400B
4Ah
4Bh
94h
96h
0000h Simultaneous Operations, 00 = not supported
0000h Burst Mode, 00 = not supported, 01 = supported
No
No
Page Mode, 00 = not supported, 01 = 4 page word, 02 = 8 page
4Ch
98h
0000h
word
No
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NUMONYX [ NUMONYX B.V ]
