參數(shù)資料
型號(hào): W28J321BB90L
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 2M X 16 FLASH 2.7V PROM, 90 ns, PBGA48
封裝: 8 X 11 MM, 0.75 MM PITCH, TFBGA-48
文件頁數(shù): 20/47頁
文件大?。?/td> 1385K
代理商: W28J321BB90L
W28J321B/T
Publication Release Date: April 11, 2003
- 27 -
Revision A4
Start
Write B0H
Read Status
Register
SR.7=
1
0
SR.2=
0
Word/Byte Write
Completed
1
Yes
Done
Write D0H
Word/Byte Write
Resumed
Write FFH
Read Array Data
Write FFH
Read Array Data
Reading
No
Bus Operation
Command
Comments
Write
Word Write
Suspend
Data = B0H
Addr = X
Read
Status Register Data
Addr = X
Standby
Check SR.7
1 = WSM Ready
0 = WSM Busy
Standby
Check SR.2
1 = Word Write Suspended
0 = Word Write Completed
Write
Read Array
Data = FFH
Addr = X
Read
Read Array locations other
than that being written.
Write
Word Write
Resume
Data = D0H
Addr = X
Figure 10. Word Write Suspend/Resume Flowchart
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