M25PX32 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M25PX32' PDF : 63 Pages View PDF
M25PX32
Instructions
6.1
Write Enable (WREN)
The Write Enable (WREN) instruction (Figure 8) sets the Write Enable Latch (WEL) bit.
The Write Enable Latch (WEL) bit must be set prior to every Page Program (PP), Dual Input
Fast Program (DIFP), Program OTP (POTP), Write to Lock Register (WRLR), Subsector
Erase (SSE), Sector Erase (SE), Bulk Erase (BE) and Write Status Register (WRSR)
instruction.
The Write Enable (WREN) instruction is entered by driving Chip Select (S) Low, sending the
instruction code, and then driving Chip Select (S) High.
Figure 8. Write Enable (WREN) instruction sequence
S
C
DQ0
DQ1
01234567
Instruction
High Impedance
AI13731
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