参数资料
型号: W25Q32BVSSIG
厂商: Winbond Electronics
文件页数: 24/78页
文件大小: 0K
描述: IC SPI FLASH 32MBIT 8SOIC
标准包装: 90
系列: SpiFlash®
格式 - 存储器: 闪存
存储器类型: FLASH
存储容量: 32M(4M x 8)
速度: 104MHz
接口: SPI 串行
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
封装/外壳: 8-SOIC(0.209",5.30mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
W25Q32BV
7.2.7 Write Disable (04h)
The Write Disable instruction (Figure 6) 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 co de “04h” into the
DI 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, Erase/Program Security Registers, Page Program, Quad Page
Program, Sector Erase, Block Erase and Chip Erase instructions.
Write Disable instruction can also be used to invalidate the Write Enable for Volatile Status Register
instruction.
/CS
Mode 3
0
1
2
3
4
5
6
7
Mode 3
CLK
Mode 0
Mode 0
Instruction (04h)
DI
(IO 0 )
DO
High Impedance
(IO 1 )
Figure 6. Write Disable Instruction Sequence Diagram
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