GD25Q80 Datasheet, PDF (37/49 Pages) ELM Electronics – 3.3V Uniform Sector Dual and Quad Serial Flash

GD25Q80CxIGx 3.3V Uniform Sector Dual and Quad Serial Flash
http://www.elm-tech.com
Table3. Signature and Parameter Identification Data Values
Description
Comment
SFDP Signature
Fixed:50444653H
SFDF Minor Revision Number
SFDF Major Revision Number
Number of Parameters Headers
Unused
ID number (JEDEC)
Parameter Table Minor Revision
Number
Parameter Table Major Revision
Number
Parameter Table Length
(in double word)
Start from 00H
Start from 01H
Start from 00H
Contains 0×FFH and
can never be changed
00H: It indicates a JEDEC
specified header
Start from 0×00H
Start from 0×01H
How many DWORDs
in the Parameter Table
Parameter Table Pointer (PTP)
Fist address of JEDEC Flash
Parameter Table
Unused
ID Number
(ELM Manufacturer ID)
Parameter Table Minor Revision
Number
Parameter Table Major Revision
Number
Parameter Table Length
(in double word)
Contains 0×FFH and
can never be changed
It is indicates ELM
manufacturer ID
Start from 0×00H
Start from 0×01H
How many DWORDs in the
Parameter Table
Parameter Table Pointer (PTP)
Fist address of ELM Flash
Parameter Table
Unused
Contains 0×FFH and
can never be changed
Add(H)
(Byte)
00H
01H
02H
03H
04H
05H
06H
DW Add
(Bit)
07:00
15:08
23:16
31:24
07:00
15:08
23:16
07H 31:24
Data
53H
46H
44H
50H
00H
01H
01H
FFH
08H 07:00 00H
09H 15:08 00H
0AH 23:16 01H
0BH 31:24 09H
0CH 07:00 30H
0DH 15:08 00H
0EH 23:16 00H
0FH 31:24 FFH
10H 07:00 C8H
11H 15:08 00H
12H 23:16 01H
13H 31:24 03H
14H 07:00 60H
15H 15:08 00H
16H 23:16 00H
17H 31:24 FFH
Data
53H
46H
44H
50H
00H
01H
01H
FFH
00H
00H
01H
09H
30H
00H
00H
FFH
C8H
00H
01H
03H
60H
00H
00H
FFH
49 - 37
Rev.1.0