NP8P128A13BSM60E Micron Technology Inc, NP8P128A13BSM60E Datasheet - Page 73

• Manufacturer Part Number: NP8P128A13BSM60E
• Manufacturer: Micron Technology Inc

Specifications of NP8P128A13BSM60E

• Lead Free Status / Rohs Status: Supplier Unconfirmed

Numonyx® Omneo™ P8P Datasheet
Appendix A Supplemental Reference Information
A.1
Figure 30: Word Programming or Bit Alterable Write Flowchart
August 2010
316144-07
Write 40h or 42h
Program
Confirm
Word Address
Word Address
Read Status
Read Status
Successful
Write Data
Full Status
(if desired)
Complete
Register
Register
SR.4 =
SR.7 =
SR.3 =
SR.1 =
Check
Write
Write
Start
Flow Charts
1
0
0
0
Data
Setup
0
1
1
1
WORD PROGRAM or BIT ALTERABLE WORD WRITE PROCEDURE
Protect Error
V
Suspend
PP
Device
Write
Error
Error
Write
Range
No
FULL WRITE STATUS CHECK PROCEDURE
Yes
Suspend
Write
Loop
Operation
Operation
Repeat for subsequent write operations.
Full status register check can be done after each write or after
a sequence of write operations.
Write FFh after the last operation to enter read array mode.
SR.3 MUST be cleared before the Write State Machine will
allow further write attempts
Only the Clear Staus Register command clears SR.1, 3, 4.
If an error is detected, clear the status register before
attempting a write retry or other error recovery.
Standby
Standby
Standby
Standby
Read
Write
Write
Bus
Bus
Command
Command
Program/
Setup
Write
Data
Data = 40h or 42h (Bit Alterable)
Addr = Location to write (WA)
Data = Data to be written (WD)
Addr = Location to be written (WA)
Status register data. Initiate a read
cycle to update status register
Check SR.7
1 = WSM ready
0 = WSM busy
Check SR.3
1 = V
Check SR.4
1 = Data write error
Check SR.1
1 = Attempted write to locked block
Write aborted
PP
error
Comments
Comments
PGM_WRD.WMF
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