512Mb, 1Gb, 2Gb: P30-65nm
Common Flash Interface
Table 18: CFI Database: Addresses and Sections
Address
00001:Fh
00010h
0001Bh
00027h
P
Reserved
CFI ID string
System interface information
Device geometry definition
Section Name
Description
Reserved for vendor-specific information
Flash device command set ID (identification) and vendor da-
ta offset
Flash device timing and voltage
Flash device layout
Primary Micron-specific extended query Vendor-defined informaton specific to the primary vendor
algorithm (offset 15 defines
P
which points to the primary
Micron-specific extended query table.)
Table 19: CFI ID String
Hex
Offset
10h
Length
3
Description
Query unique ASCII string “QRY”
Address
10:
11:
12:
13h
2
Primary vendor command set and control
interface ID code. 16-bit ID code for ven-
dor-specified algorithms.
Extended query table primary algorithm
address.
Alternate vendor command set and control
interface ID code. 0000h means no second
vendor-specified algorithm exists.
Secondary algorithm extended query table
address. 0000h means none exists.
Note:
13:
14:
15:
16:
17:
18:
19:
1A:
Hex
Code
- -51
- -52
- -59
- -01
- -00
- -0A
- -01
- -00
- -00
- -00
- -00
Primary vendor table ad-
dress, secondary algorithm
Primary vendor table ad-
dress, primary algorithm
Alternate vendor ID number
ASCII Value
(DQ[7:0])
Q
R
Y
Primary vendor ID number
15h
17h
2
2
19h
2
1. The CFI ID string provides verification that the device supports the CFI specification. It
also indicates the specification version and supported vendor-specific command sets.
PDF: 09005aef845667b3
p30_65nm_MLC_512Mb-1gb_2gb.pdf - Rev. B 12/13 EN
49
Micron Technology, Inc. reserves the right to change products or specifications without notice.
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2013 Micron Technology, Inc. All rights reserved.
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