M25P16 データシートの表示（PDF） - Numonyx -> Micron

部品番号

コンポーネント説明

メーカー

M25P16

16 Mbit, serial Flash memory, 75 MHz SPI bus interface

Numonyx -> Micron 

Instructions

M25P16

6.2

Write Disable (WRDI)

The Write Disable (WRDI) instruction (Figure 9) resets the Write Enable Latch (WEL) bit.

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

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

The Write Enable Latch (WEL) bit is reset under the following conditions:

● Power-up

● Write Disable (WRDI) instruction completion

● Write Status Register (WRSR) instruction completion

● Page Program (PP) instruction completion

● Sector Erase (SE) instruction completion

● Bulk Erase (BE) instruction completion

Figure 9. Write Disable (WRDI) instruction sequence

S

01234567

C

Instruction

D

High Impedance

Q

AI03750D

20/55

Share Link: