M59DR032 データシートの表示（PDF） - STMicroelectronics
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M59DR032 Datasheet PDF : 38 Pages
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M59DR032A, M59DR032B
Table 15. Query Structure Overview
Offset
Sub-section Name
Description
00h Reserved
Reserved for algorithm-specific information
10h CFI Query Identification String
Command set ID and algorithm data offset
1Bh System Interface Information
Device timing & voltage information
27h Device Geometry Definition
Flash device layout
P
Primary Algorithm-specific Extended Query table
Additional information specific to the Primary
Algorithm (optional)
A
Alternate Algorithm-specific Extended Query table
Additional information specific to the Alternate
Algorithm (optional)
Note: The Flash memory display the CFI data structure when CFI Query command is issued. In this table are listed the main sub-sections
detailled in Tables 16, 17 and 18. Query data are always presented on the lowest order data outputs.
Table 16. CFI Query Identification String
Offset
Data
Description
00h
0020h
Manufacturer Code
01h
00A1h - bottom
00A0h - top
Device Code
02h-0Fh
reserved
Reserved
10h
0051h
Query Unique ASCII String "QRY"
11h
0052h
Query Unique ASCII String "QRY"
12h
0059h
Query Unique ASCII String "QRY"
13h
0002h
Primary Algorithm Command Set and Control Interface ID code 16 bit ID code
14h
0000h
defining a specific algorithm
15h
offset = P = 0040h
Address for Primary Algorithm extended Query table
16h
0000h
17h
0000h
Alternate Vendor Command Set and Control Interface ID Code second vendor
18h
0000h
- specified algorithm supported (note: 0000h means none exists)
19h
value = A = 0000h Address for Alternate Algorithm extended Query table
1Ah
0000h
note: 0000h means none exists
Note: Query data are always presented on the lowest - order data outputs (DQ7-DQ0) only. DQ8-DQ15 are ‘0’.
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