參數資料
型號: RC28F256P33T85A
廠商: NUMONYX
元件分類: PROM
英文描述: 16M X 16 FLASH 3V PROM, 85 ns, PBGA64
封裝: BGA-64
文件頁數: 66/96頁
文件大?。?/td> 1378K
代理商: RC28F256P33T85A
November 2007
Datasheet
Order Number: 314749-05
69
Numonyx StrataFlash Embedded Memory (P33)
12.0
Flowcharts
Figure 33: Word Program Flowchart
Program
Suspend
Loop
Start
Write 0x40,
Word Address
Write Data,
Word Address
Read Status
Register
SR[7] =
Full Status
Check
(if desired)
Program
Complete
Suspend?
1
0
No
Yes
WORD PROGRAM PROCEDURE
Repeat for subsequent Word Program operations.
Full Status Register check can be done after each program, or
after a sequence of program operations.
Write 0xFF after the last operation to set to the Read Array
state.
Comments
Bus
Operation Command
Data = 0x40
Addr = Location to program
Write
Program
Setup
Data = Data to program
Addr = Location to program
Write
Data
Status register data
Read
None
Check SR[7]
1 = WSM Ready
0 = WSM Busy
Idle
None
(Setup)
(Confirm)
FULL STATUS CHECK PROCEDURE
Read Status
Register
Program
Successful
SR[3] =
SR[1] =
0
SR[4] =
0
1
V
PP Range
Error
Device
Protect Error
Program
Error
If an error is detected, clear the Status Register before
continuing operations - only the Clear Staus Register
command clears the Status Register error bits.
Idle
Bus
Operation
None
Command
Check SR[3]:
1 = V
PP Error
Check SR[4]:
1 = Data Program Error
Comments
Idle
None
Check SR[1]:
1 = Block locked; operation aborted
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