M30LW128D datasheet(49/57 Pages) STMICROELECTRONICS

Part #	M30LW128D

Description	128 Mbit (two 64Mbit, x8/x16, Uniform Block, Flash Memories) 3V Supply, Multiple Memory Product

PDF	57 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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M30LW128D

Figure 22. Erase Suspend & Resume Flowchart and Pseudo Code

Note: 1. The Program/ Erase Suspend command must be issued to the same address as the current Erase command.

2. The Read Status Register command must be issued to the same address as the Program/ Erase Suspend command.

3. The Program/ Erase Resume command must be issued to the same address as the Program/ Erase Suspend command.

AI07516

Read Status

YES

b7 = 1

YES

b6 = 1

Erase Continues

Write FFh

Program/Erase Suspend Command:

– write B0h to BA

do:

– read status register

while b7 = 1

If b6 = 0, Erase completed

Read Memory Array command:

– write FFh

– one or more data reads

from other blocks

Write D0h

Add BA(3)

Read data from

another block

or Program

Start

Write B0h

Add BA(1)

Erase Complete

Write FFh

Read Data

Program/Erase Resume command:

– write D0h to BA

to resume the Erase operation

– if the Program operation completed

then this is not necessary. The device

returns to Read mode as normal

(as if the Program/Erase suspend

was not issued).

M30LW128D Datasheet(PDF) 49 Page - STMicroelectronics

M30LW128D Datasheet(HTML) 49 Page - STMicroelectronics

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