GD25LQ128C Datasheet, PDF (51/62 Pages) ELM Electronics – 128M-bit Serial Flash

GD25LQ128CxIGx 1.8V Uniform Sector Dual and Quad Serial Flash
http://www.elm-tech.com
Table 3. Signature and Parameter Identification Data Values
Description
Comment
Add(H)
(Byte)
DW Add
(Bit)
Data
Data
00H
01H
SFDP Signature
Fixed: 50444653H
02H
03H
SFDP Minor Revision Number Start from 00H
04H
SFDP Major Revision Number Start from 01H
05H
Number of Parameters Headers Start from 00H
06H
Unused
Contains 0×FFH and can never be
changed
07H
ID number (JEDEC)
00H:
It indicates a JEDEC specified header
08H
Parameter Table Minor
Revision Number
Start from 0×00H
09H
Parameter Table Major
Revision Number
Start from 0×01H
0AH
Parameter Table Length
(in double word)
How many DWORDs in
the Parameter table
0BH
0CH
Parameter Table Pointer (PTP)
First address of JEDEC Flash
Parameter table
0DH
0EH
Unused
Contains 0×FFH and can never be
changed
0FH
ID Number LSB
(ELM Manufacturer ID)
It is indicates ELM manufacturer ID
10H
Parameter Table Minor
Revision Number
Start from 0×00H
11H
Parameter Table Major
Revision Number
Start from 0×01H
12H
Parameter Table Length
(in double word)
How many DWORDs in the Parameter
table
13H
14H
Parameter Table Pointer (PTP)
First address of ELM Flash Parameter
table
15H
16H
Unused
Contains 0×FFH and can never be
changed
17H
07:00
15:08
23:16
31:24
07:00
15:08
23:16
31:24
53H 53H
46H 46H
44H 44H
50H 50H
00H 00H
01H 01H
01H 01H
FFH FFH
07:00 00H 00H
15:08 00H 00H
23:16 01H 01H
31:24
07:00
15:08
23:16
31:24
09H 09H
30H 30H
00H 00H
00H 00H
FFH FFH
07:00 C8H C8H
15:08 00H 00H
23:16 01H 01H
31:24
07:00
15:08
23:16
31:24
03H 03H
60H 60H
00H 00H
00H 00H
FFH FFH
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Rev.1.0