參數(shù)資料
型號(hào)： PH28F640L18T85
廠商： INTEL CORP
元件分類： PROM
英文描述： StrataFlash Wireless Memory
中文描述： 4M X 16 FLASH 1.8V PROM, 85 ns, PBGA56
封裝： 0.75 MM PITCH, LEAD FREE, VFBGA-56
文件頁(yè)數(shù)： 91/106頁(yè)
文件大?。?/td> 1272K
代理商： PH28F640L18T85
Intel StrataFlash Wireless Memory (L18)
Datasheet
Intel StrataFlash Wireless Memory (L18)
Order Number: 251902, Revision: 009
April 2005
91
Figure 45.
Block Lock 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
Partition Address
Yes
Write
Write
Write
(Optional)
Read
(Optional)
Idle
Write
Lock
Setup
Lock,
Unlock, or
Lock-Down
Confirm
Read
Device ID
Block Lock
Status
None
Read
Array
Data = 0x60
Addr = Block to lock/unlock/lock-down
Data = 0x01 (Block Lock)
0xD0 (Block Unlock)
0x2F (Lock-Down Block)
Addr = Block to lock/unlock/lock-down
Data = 0x90
Addr = Block address + offset 2
Block Lock status data
Addr = Block address + offset 2
Confirm locking change on D[1,0].
Data = 0xFF
Addr = Block address
OpBus
Comments
LOCKING OPERATIONS PROCEDURE
(Lock Confirm)
(Read Device ID)
(Read Array)
O
(Lock Setup)
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