m29dw128g60nf6e Numonyx, m29dw128g60nf6e Datasheet - Page 82

• Manufacturer Part Number: m29dw128g60nf6e
• Description: 128-mbit 8 Mbit X16, Multiple Bank, Page, Dual Boot 3 V Supply Flash Memory
• Manufacturer: Numonyx

Flowcharts
Figure 24. Enhanced buffered program flowchart and pseudocode
1. A buffered program abort and reset must be issued to return the device in read mode.
2. When the block address is specified, all the addresses in the selected block address space must be issued starting from
3. DQ7 must be checked since DQ5 and DQ7 may change simultaneously.
4. If this flowchart location is reached because DQ5=’1’, then the Enhanced Buffered Program command failed. If this
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(00). Furthermore, when loading write buffer address with data, data program addresses must be consecutive.
flowchart location is reached because DQ1=’1’, then the Enhanced Buffered Program command aborted. In both cases, the
appropriate reset command must be issued to return the device in read mode: a Reset command if the operation failed, a
YES
NO
DQ1 = 1
NO
Check Status Register
Read Status Register
Program Address Pair
(DQ1, DQ5, DQ7) at
last loaded address
last loaded address
Enhanced Buffered
Enhanced Buffered
FAIL OR ABORT
Program command,
start address (00),
Write Buffer Data,
Program Confirm,
(DQ5, DQ7) at
Write Next Data,
block address
block address
DQ7 = Data
DQ7 = Data
Abort Write
to Buffer
DQ5 = 1
X = X-1
X=255
X = 0
Start
YES
(3)
NO
NO
YES
NO
NO
(4)
YES
YES
(2)
YES
Program Aborted
Enhanced Buffered
Write to a different
block address
Enhanced Buffered Program command
END
First three cycles of the
(1)
AI14243
M29DW128G