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GE28F320C3TC70 Datasheet(HTML) 56 Page - Intel Corporation

Part No. GE28F320C3TC70
Description  Advanced Boot Block Flash Memory (C3)
Download  68 Pages
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Maker  INTEL [Intel Corporation]
Homepage  http://www.intel.com
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GE28F320C3TC70 Datasheet(HTML) 56 Page - Intel Corporation

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Intel£ Advanced+ Boot Block Flash Memory (C3)
56
Datasheet
Figure 17. Locking Operations Flowchart
No
Start
Write 0x60,
Block Address
Write 0x90
Read Block
Lock Status
Locking
Change?
Lock Change
Complete
Write either
0x01/0xD0/0x2F,
Block Address
Write 0xFF
Any Address
Yes
Write
Write
Write
(Optional)
Read
(Optional)
Idle
(Optional)
Write
Lock
Setup
Lock,
Unlock, or
Lock-Down
Confirm
Read
Device ID
Block Lock
Status
None
Read
Array
Data = 0x60
Addr = Any Address
Data = 0x01 (Block Lock)
0xD0 (Block Unlock)
0x2F (Lock-Down Block)
Addr = Block to lock/unlock/lock-down
Data = 0x90
Addr = Any Address
Block Lock status data
Addr = Block address + offset 2
Confirm locking change on D[1,0] .
Data = 0xFF
Addr = Any address
Bus
Operation
Command
Comments
LOCKING OPERATIONS PROCEDURE
(Lock Confirm)
(Read Device ID)
(Read Array)
(Lock Setup)


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