MD2202-D32-X-P SanDisk, MD2202-D32-X-P Datasheet - Page 16

• Manufacturer Part Number: MD2202-D32-X-P
• Manufacturer: SanDisk

Specifications of MD2202-D32-X-P

• Lead Free Status / RoHS Status: Compliant

5.3
The DiskOnChip 2000 memory map occupies a total address space of 8KB. This space consists of
four 2KB sections, as shown in Figure 5and described below.
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16
Section 0 : Boot Block
This section includes data that is typically used for booting code from the CPU. The available
size is 64 bytes, aliased 32 times in the 2KB section. The second half of the boot block is
located in Section 2.
Section 1 : Boot Block
This section includes the second 64 bytes of the Boot Block. The first 64 bytes can be found in
Section 0, aliased 32 times.
Section 2 : Control Registers
Used to control the behavior of DiskOnChip 2000 and the flash media.
Section 3 : Flash Area Window
Used as a window to the flash media for data to be written or read.
8KB Memory Window
1000H
1800H
000H
800H
Figure 5: DiskOnChip 2000 Memory Map
Reset Mode
Block
Block
Boot
Boot
00H
00H
Data Sheet, Rev. 3.9
Section 0
Section 1
Section 2
Section 3
Normal Mode
Flash Area
Registers
Window
Control
Block
Block
Boot
Boot
DiskOnChip 2000 DIP
91-SR-002-42-8L