参数资料
型号: W25X40ALDAIZ
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 512K X 8 FLASH 2.7V PROM, PDIP8
封装: 0.300 INCH, ROHS COMPLIANT, PLASTIC, DIP-8
文件页数: 8/45页
文件大小: 1342K
代理商: W25X40ALDAIZ
W25X10AL, W25X20AL, W25X40AL, W25X80AL
- 16 -
10.2.3 Write Enable (06h)
The Write Enable instruction (Figure 4) sets the Write Enable Latch (WEL) bit in the Status Register to
a 1. The WEL bit must be set prior to every Page Program, Sector Erase, Block Erase, Chip Erase
and Write Status Register instruction. The Write Enable instruction is entered by driving /CS low,
shifting the instruction code “06h” into the Data Input (DI) pin on the rising edge of CLK, and then
driving /CS high.
Figure 4. Write Enable Instruction Sequence Diagram
10.2.4 Write Disable (04h)
The Write Disable instruction (Figure 5) resets the Write Enable Latch (WEL) bit in the Status Register
to a 0. The Write Disable instruction is entered by driving /CS low, shifting the instruction code “04h”
into the DIO pin and then driving /CS high. Note that the WEL bit is automatically reset after Power-up
and upon completion of the Write Status Register, Page Program, Sector Erase, Block Erase and
Chip Erase instructions.
Figure 5. Write Disable Instruction Sequence Diagram
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W25X40ALSSIG 制造商:WINBOND 制造商全称:Winbond 功能描述:1M-BIT, 2M-BIT, 4M-BIT AND 8M-BIT 2.5V SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI
W25X40ALSSIZ 制造商:WINBOND 制造商全称:Winbond 功能描述:1M-BIT, 2M-BIT, 4M-BIT AND 8M-BIT 2.5V SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI
W25X40ALZPIG 制造商:WINBOND 制造商全称:Winbond 功能描述:1M-BIT, 2M-BIT, 4M-BIT AND 8M-BIT 2.5V SERIAL FLASH MEMORY WITH 4KB SECTORS AND DUAL OUTPUT SPI