RC28F128J3D095 View Datasheet(PDF) - Numonyx -> Micron
Part Name
Description
MFG CO.
'RC28F128J3D095' PDF : 66 Pages View PDF
Numonyx™ Embedded Flash Memory (J3 v D, Monolithic)
Figure 23: Block Erase Flowchart
Start
Issue Single Block Erase
Command 20H, Block
Address
Write Confirm D0H
Block Address
Read
Status Register
No
SR.7 =
0
Suspend Erase Yes
Bus
Operation
Command
Comments
Write
Write (Note 1)
Read
Standby
Erase Block
Erase
Confirm
Data = 20H
Addr = Block Address
Data = D0H
Addr = Block Address
Status register data
With the device enabled,
OE# low updates SR
Addr = X
Check SR.7
1 = WSM Ready
0 = WSM Busy
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.
Suspend
Erase Loop
1
Full Status
Check if Desired
Erase Flash
Block(s) Complete
December 2007
316577-06
Datasheet
53
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