LRS1382
10
5.2 Identifier Codes for Read Operation
Notes:
1. Top parameter device has its parameter blocks in the plane 3 (The highest address).
2. Block Address = The beginning location of a block address within the partition to which the Read Identifier Codes
command (90H) has been written.
DQ
15
-DQ
2
is reserved for future implementation.
3. PCRC=Partition Configuration Register Code.
4. The address A
20
-A
16
are shown in below table for reading the manufacturer, device, device configuration code.
The address to read the identifier codes is dependent on the partition which is selected when writing the Read Identifier
Codes command (90H).
See Chapter 6. Partition Configuration Register Definition (P.15) for the partition configuration register.
Identifier Codes for Read Operation on Partition Configuration (32M-bit device)
Partition Configuration Register
Code
Address
[A
15
-A
0
]
Data
[DQ
15
-DQ
0
]
Notes
Manufacturer Code
Device Code
Manufacturer Code
32M
Top Parameter Device Code
Block is Unlocked
0000H
0001H
00B0H
00B4H
DQ
0
= 0
DQ
0
= 1
DQ
1
= 0
DQ
1
= 1
PCRC
4
1,4
Block Lock Configuration Code
Block
Address
+ 2
2
Block is Locked
2
Block is not Locked-Down
2
Block is Locked-Down
2
Device Configuration Code
Partition Configuration Register
0006H
3,4
Address (32M-bit device)
[A
20
-A
16
]
PCR.10
PCR.9
PCR.8
0
0
0
00H
0
0
1
0
1
0
1
0
0
00H or 08H
00H or 10H
00H or 18H
0
1
1
1
1
0
1
0
1
00H or 08H or 10H
00H or 10H or 18H
00H or 08H or 18H
1
1
1
00H or 08H or 10H or 18H