M25PE40VMP6P datasheet(44/60 Pages) STMICROELECTRONICS

Part #	M25PE40VMP6P

Description	4 Mbit, low voltage, Page-Erasable Serial Flash memory with byte alterability, 50 MHz SPI bus, standard pinout

PDF	60 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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44 / 60 page

Reset

M25PE40

44/60

Reset

Driving Reset (Reset) Low while an internal operation is in progress will affect this operation

(write, program or erase cycle) and data may be lost.

All the Lock bits are reset to 0 after a Reset Low pulse.

Table 12 shows the status of the device after a Reset Low pulse.

Table 12.

Device status after a Reset Low pulse

Conditions:

Reset pulse occurred

Lock bits status

Internal logic

status

Addressed data

While decoding an instruction(1): WREN,

WRDI, RDID, RDSR, READ, RDLR,

Fast_Read, WRLR, PW, PP, PE, SE, BE,

SSE, DP, RDP

S remains Low while Reset is Low.

Reset to 0

Same as POR

Not significant

Under completion of an Erase or Program

cycle of a PW, PP, PE, SSE, SE, BE

operation

Reset to 0

Equivalent to

POR

Addressed data

could be modified

Under completion of a WRSR operation

Reset to 0

Equivalent to

POR (after tW)

Write is correctly

completed

Device deselected (S High) and in Standby

mode

Reset to 0

Same as POR

Not significant

M25PE40VMP6P Datasheet(PDF) 44 Page - STMicroelectronics

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