參數(shù)資料
型號(hào): M25P40
廠商: 意法半導(dǎo)體
元件分類: DRAM
英文描述: 4 Mbit Uniform Sector, Serial Flash Memory
中文描述: 4兆位統(tǒng)一部門,串行閃存
文件頁數(shù): 19/51頁
文件大小: 398K
代理商: M25P40
M25P40
Instructions
19/51
6.2
Write Disable (WRDI)
The Write Disable (WRDI) instruction (
Figure 8
) 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 8.
Write Disable (WRDI) Instruction Sequence
C
D
AI03750D
S
Q
2
1
3
4
5
6
7
High Impedance
0
Instruction
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