參數(shù)資料
型號(hào): DA28F160S5-100
廠商: INTEL CORP
元件分類(lèi): DRAM
英文描述: 16 Characters x 2 Lines, 5x7 Dot Matrix Character and Cursor
中文描述: 2M X 8 FLASH 5V PROM, 100 ns, PDSO56
封裝: 16 X 23.70 MM, SSOP-56
文件頁(yè)數(shù): 34/50頁(yè)
文件大?。?/td> 1220K
代理商: DA28F160S5-100
28F160S5, 28F320S5
E
34
ADVANCE INFORMATION
Bus
Operation
Write
Command
Comments
Erase Block Data = 28h or 20h
Addr = Block Address
Read
XSR.7=valid
Addr = X
Check XSR.7
1 = Erase queue available
0 = No Erase queue available
Erase Block Data = 28H
Addr = Block Address
SR.7=valid; SR.6-0=X
With the device enabled,
OE# low updates SR
Addr = X
Check XSR.7
1 = Erase queue available
0 = No Erase queue available
Erase
Confirm
Addr = X
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 when
the Erase Queue status (XSR.7)=0.
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.
Standby
Write
Read
Standby
Write
(Note 1)
Read
Data = D0H
Standby
Erase Block
Time-Out
Start
Read
Status Register
SR.7 =
Erase Flash
Block(s) Complete
0
1
No
Full Status
Check if Desired
Suspend
Erase
No
Yes
Device
Supports
Queuing
Issue Block Queue
Erase Command 28H,
Block Address
Read Extended Status
Register
Is Queue
Available
XSR.7=
Another
Block
Erase
Issue Erase Command
28H Block Address
Read Extended
Status Register
Write Confirm D0H
Block Address
Another
Block
Erase
Is Queue
Full
XSR.7=
0=Yes
1=No
Yes
No
1=Yes
Yes
Issue Single Block
Erase Command 20H,
Block Address
No
0=No
No
Suspend
Erase Loop
Yes
Yes
Write Confirm D0H
Block Address
Set Time-Out
Issue Read
Status Command
Q
(
w
0609_10
Figure 9. Block Erase Flowchart
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