PC28F128M29EWHF Datasheet, PDF (25/87 Pages) Micron Technology – Parallel NOR Flash Embedded Memory

32Mb, 64Mb, 128Mb: 3V Embedded Parallel NOR Flash
Registers
Figure 7: Toggle Bit Flowchart
Start
Read DQ6 at valid address
Read DQ6, DQ5, and DQ1
at valid address
No
DQ1 = 1
Yes
DQ6 = Toggle
No
Yes
No
DQ5 = 1
Yes
Read DQ6 (twice) at valid address
No
DQ6 = Toggle
Yes
Failure¹
Success
Note: 1. Failure results: DQ5 = 1 indicates an operation error; DQ1 = 1 indicates a WRITE TO BUF-
FER PROGRAM ABORT operation.
PDF: 09005aef84dc44a7
m29ew_32Mb-128Mb.pdf - Rev. B 11/12 EN
25
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