參數(shù)資料
型號(hào): W25X32-VSSI-Z
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 32M X 1 FLASH 2.7V PROM, PDSO8
封裝: 0.208 INCH, ROHS COMPLIANT, SOIC-8
文件頁數(shù): 10/47頁
文件大?。?/td> 1317K
代理商: W25X32-VSSI-Z
W25X16, W25X32, W25X64
- 18 -
11.2.3 Write Disable (04h)
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 Disable Instruction Sequence Diagram
11.2.4 Write Enable (06h)
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 Enable Instruction Sequence Diagram
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