M30LW128D datasheet(47/57 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 20. Program Suspend & Resume Flowchart and Pseudo Code

Note: 1. PA = Program Address. The Program/ Erase Suspend command must be issued to the same address as the current Program com-

mand.

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

3. PA = Program Address. The Program/ Erase Resume command must be issued to the same address as the Program/ Erase Sus-

pend command.

AI07514

Read Status

YES

b7 = 1

YES

b2 = 1

Program Continues

Write FFh

Program/Erase Suspend Command:

– write B0h to address PA

do:

– read status register

while b7 = 1

If b2 = 0, Program completed

Read Memory Array instruction:

– write FFh

– one or more data reads

from other blocks

Write D0h

Add PA(3)

Program Erase Resume Command:

– write D0h to address PA

to resume erasure

– if the program operation completed

then this is not necessary. The device

returns to Read Array as normal

(as if the Program/Erase Suspend

command was not issued).

Read data from

another block

Start

Write B0h

Add PA(1)

Program Complete

Write FFh

Read Data

M30LW128D Datasheet(PDF) 47 Page - STMicroelectronics

M30LW128D Datasheet(HTML) 47 Page - STMicroelectronics

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