M29W640GT70NA6F NUMONYX, M29W640GT70NA6F Datasheet - Page 88

• Manufacturer Part Number: M29W640GT70NA6F
• Description: 64MB FLASH MEMORY
• Manufacturer: NUMONYX

Flowchart
Appendix E
Figure 29. Write to Buffer and Program flowchart and pseudocode
88/91
Flowchart
YES
NO
DQ1 = 1
NO
Check Status Register
to Flash Block Address
Read Status Register
Last Loaded Address
Last Loaded Address
Program Address Pair
(DQ1, DQ5, DQ7) at
FAIL OR ABORT
Write to Buffer F0h
Write Buffer Data,
M29W640GH, M29W640GL, M29W640GT, M29W640GB
Program Buffer
(DQ5, DQ7) at
Block Address
Block Address
Write Next Data,
Start Address
DQ7 = Data
DQ7 = Data
Abort Write
Command,
Write n
to Buffer
DQ5 = 1
X = X-1
X = 0
Start
YES
X=n
(4)
NO
NO
YES
NO
NO
(1)
,
(5)
YES
YES
(3)
YES
Program Aborted
Write to a Different
Write to Buffer and
Block Address
Write to Buffer and Program Command
END
First Part of the
(2)
AI12777