
E
28F160S3/28F320S3
23
PRELIMINARY
4.2.7
INTEL-SPECIFIC EXTENDED QUERY
TABLE
Certain flash features and commands are optional.
The Intel-Specific Extended Query table specifies
this and other similar types of information.
Table 11. Primary-Vendor Specific Extended Query
Offset
(1)
Length
(bytes)
Description
Data
(P)h
03h
Primary Extended Query Table
Unique ASCII String
“PRI“
31:
32:
33:
34:
0050h
0052h
0049h
0031h
(P+3)h
01h
Major Version Number, ASCII
(P+4)h
01h
Minor Version Number, ASCII
35:
0030h
(P+5)h
04h
Optional Feature & Command Support
bit 0 Chip Erase Supported
bit 1 Suspend Erase Supported
bit 2 Suspend Program Supported (
1=yes
, 0=no)
bit 3 Lock/Unlock Supported
bit 4 Queued Erase Supported
(
1=yes
, 0=no)
(
1=yes
, 0=no)
(
1=yes
, 0=no)
(1=yes,
0=no
)
bits 5
–31 Reserved for future use; undefined bits
are “0”
36:
37:
38:
39:
000Fh
0000h
0000h
0000h
(P+9)h
01h
Supported Functions after Suspend
Read Array, Status, and Query are always supported during
suspended Erase or Program operation. This field defines
other operations supported.
bit 0 Program Supported after Erase Suspend
(
1=yes
, 0=no)
bits 1-7 Reserved for future use; undefined bits are “0”
3A:
0001h
(P+A)h
02h
Block Status Register Mask
Defines which bits in the Block Status Register section of
Query are implemented.
bit 0 Block Status Register Lock-Bit [BSR.0] active
(
1=yes
, 0=no)
bit 1 Block Erase Status Bit [BSR.1] active
(
1=yes
,
0=no)
bits 2-15 Reserved for future use; undefined bits
are “0”
3B:
3C:
0003h
0000h
NOTES:
1.
The variable P is a pointer which is defined at offset 15h in Table 8.