lrs1808a ETC-unknow, lrs1808a Datasheet - Page 17

• Manufacturer Part Number: lrs1808a
• Description: 32m X16 Flash + 16m X16 Scram
• Manufacturer: ETC-unknow

PCR.15-11 = RESERVED FOR FUTURE
PCR.10-8 = PARTITION CONFIGURATION (PC2-0)
000 = No partitioning. Dual Work is not allowed.
001 = Plane1-3 are merged into one partition.
010 = Plane 0-1 and Plane2-3 are merged into one
100 = Plane 0-2 are merged into one partition.
101 = Plane 1-2 are merged into one partition. There are
011 = Plane 2-3 are merged into one partition. There are
110 = Plane 0-1 are merged into one partition. There are
15
R
R
7
(default in a bottom parameter device)
partition respectively.
(default in a top parameter device)
three partitions in this configuration. Dual work
operation is available between any two partitions.
three partitions in this configuration. Dual work
operation is available between any two partitions.
three partitions in this configuration. Dual work
operation is available between any two partitions.
ENHANCEMENTS (R)
14
R
R
6
13
R
R
5
Partition Configuration Register Definition
Partition Configuration
12
R
R
4
L R S 1 8 0 8 A
PCR.7-0 = RESERVED FOR FUTURE ENHANCEMENTS (R)
Notes:
After power-up or device reset, PCR10-8 (PC2-0) is set to
“001” in a bottom parameter device and “100” in a top
parameter device.
See the table below for more details.
PCR.15-11 and PCR.7-0 are reserved for future use and should
be masked out when polling the partition configuration
register.
111 = There are four partitions in this configuration.
11
R
R
3
Each
respectively. Dual work operation is available
between any two partitions.
plane
PC2
10
R
2
corresponds
PC1
R
9
1
to
each
PC0
partition
R
8
0
15