參數(shù)資料
型號: 28F128
廠商: Intel Corp.
英文描述: 3 Volt Intel StrataFlash Memory
中文描述: 3伏特英特爾StrataFlash存儲器
文件頁數(shù): 39/58頁
文件大?。?/td> 380K
代理商: 28F128
28F128J3A, 28F640J3A, 28F320J3A
Preliminary
33
0606_09
Figure 10. Block Erase Flowchart
Start
Read
Status Register
SR.7 =
Erase Flash
Block(s) Complete
0
1
Full Status
Check if Desired
Suspend Erase
Issue Single Block Erase
Command 20H, Block
Address
Suspend
Erase Loop
Write Confirm D0H
Block Address
Yes
No
Bus
Operation
Command
Comments
Write
Erase Block
Data = 20H
Addr = Block Address
Data = D0H
Addr = X
Status register data
With the device enabled,
OE# low updates SR
Addr = X
Check SR.7
1 = WSM Ready
0 = WSM Busy
Write (Note 1)
Erase
Confirm
Read
Standby
1. The Erase Confirm byte must follow Erase Setup.
This device does not support erase queuing. Please see
Application note AP-646 For software erase queuing
compatibility.
Full status check can be done after all erase and write
sequences complete. Write FFH after the last operation to
reset the device to read array mode.
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