S29GL256P90FFIR20 Spansion Inc., S29GL256P90FFIR20 Datasheet - Page 29

• Manufacturer Part Number: S29GL256P90FFIR20
• Description: IC 256M PAGE-MODE FLASH MEMORY
• Manufacturer: Spansion Inc.

November 17, 2010 S29GL-P_00_A13
RESET. Issue Write Buffer
Abort Reset Command
Write Next Word,
Decrement wc:
wc = wc – 1
Figure 7.2 Write Buffer Programming Operation
No
D a t a
Yes
S29GL-P MirrorBit
Load Word Count to Program
Write Buffer Load Command:
to return to read array mode.
FAIL. Issue reset command
Program Data to Address:
S h e e t
Sector Address to Cause
Address 555h, Data AAh
Address 2AAh, Data 55h
Address SA, Data 25h
Write Unlock Cycles:
Write to a Different
Write Buffer Abort
Abort Desired?
Write Buffer
Write Buffer
wc = 0?
SA, wc
Abort?
Issue
No
No
Yes
®
Flash Family
Yes
Unlock Cycle 1
Unlock Cycle 2
wc = number of words – 1
No
Perform Polling Algorithm
(see Write Operation Status
Confirm command:
PASS. Device is in
Polling Status
SA = 0x29h
flowchart)
Yes
read mode.
= Done?
Error?
No
Yes
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