M29DW128F datasheet(91/94 Pages) NUMONYX

Part #	M29DW128F

Description	128 Mbit (16Mb x8 or 8Mb x16, Multiple Bank, Page, Boot Block) 3V supply Flash memory

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Manufacturer	NUMONYX [Numonyx B.V]

Direct Link	http://www.numonyx.com

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91 / 94 page

M29DW128F

Flowcharts

91/94

Figure 27.

Write to Buffer and Program flowchart and Pseudo Code

1.

n+1 is the number of addresses to be programmed.

2.

A Write to Buffer and Program Abort and Reset must be issued to return the device in Read mode.

Write to Buffer F0h

Command,

Block Address

AI08968b

Start

Write Buffer Data,

Start Address

YES

Abort Write

to Buffer

FAIL OR ABORT(5)

NO

Write n(1),

Block Address

X = 0

Write Next Data,

Program Address Pair

X = X-1

Program Buffer

to Flash Block Address

Read Status Register

(DQ1, DQ5, DQ7) at

Last Loaded Address

YES

DQ7 = Data

NO

Check Status Register

(DQ5, DQ7) at

Last Loaded Address

(3)

NO

YES

Write to a Different

Block Address

Write to Buffer and

Program Aborted(2)

NO

DQ5 = 1

YES

NO

DQ1 = 1

YES

DQ7 = Data

(4)

NO

END

First Part of the

Write to Buffer and Program Command

X=n

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M29DW128F Datasheet(PDF) 91 Page - Numonyx B.V

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