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M29DW128F Datasheet(PDF) 47 Page - STMicroelectronics

Part # M29DW128F
Description  128 Mbit (16Mb x8 or 8Mb x16, Multiple Bank, Page, Boot Block) 3V Supply, Flash Memory
PDF  93 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M29DW128F Datasheet(HTML) 47 Page - STMicroelectronics

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 47 / 93 page
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M29DW128F
7 Status Register
47/93
Table 19.
Status Register Bits
1.
Unspecified data bits should be ignored.
2.
Figure 16 and Figure 17 describe Toggle and Alternative Toggle Bits timing waveforms.
Figure 8.
Data Polling Flowchart
Operation
Address
DQ7
DQ6
DQ5
DQ3
DQ2
DQ1
RB
Program
Bank Address
DQ7
Toggle
0
–
–
0
0
Program During Erase
Suspend
Bank Address
DQ7
Toggle
0
–
–
–
0
Write to Buffer and
Program Abort
Bank Address
DQ7
Toggle
0
–
–
1
0
Program Error
Bank Address
DQ7
Toggle
1
–
–
–
Hi-Z
Chip Erase
Any Address
0
Toggle
0
1
Toggle
–
Hi-Z
Block Erase before
timeout
Erasing Block
0
Toggle
0
0
Toggle
–
0
Non-Erasing Block
0
Toggle
0
0
No Toggle
–
0
Block Erase
Erasing Block
0
Toggle
0
1
Toggle
–
Hi-Z
Non-Erasing Block
0
Toggle
0
1
No Toggle
–
0
Erase Suspend
Erasing Block
1
No Toggle
0
–
Toggle
–
Hi-Z
Non-Erasing Block
Data read as normal
–
Hi-Z
Erase Error
Good Block Address
0
Toggle
1
1
No Toggle
–
0
Faulty Block Address
0
Toggle
1
1
Toggle
–
0
READ DQ5 & DQ7
at VALID ADDRESS
START
READ DQ7
at VALID ADDRESS
FAIL
PASS
AI07760
DQ7
=
DATA
YES
NO
YES
NO
DQ5 = 1
DQ7
=
DATA
YES
NO



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