M25PE16-VMW6P View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

M25PE16-VMW6P

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

STMicroelectronics 

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Instructions

M25PE16

6.1

Write Enable (WREN)

The Write Enable (WREN) instruction (Figure 6) sets the Write Enable Latch (WEL) bit.

The Write Enable Latch (WEL) bit must be set prior to every Page Write (PW), Page

Program (PP), Page Erase (PE), Sector Erase (SE), SubSector Erase (SSE), Bulk Erase

(BE), Write Status Register (WRSR) and Write to Lock Register (WRLR) instructions.

The Write Enable (WREN) instruction is entered by driving Chip Select (S) Low, sending the

instruction code, and then driving Chip Select (S) High.

Figure 6. Write Enable (WREN) instruction sequence

S

01234567

C

Instruction

D

High Impedance

Q

AI02281E

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