M29W160ET, M29W160EB
Table 5. Commands, 8-bit mode, BYTE = V
IL
Length
Bus Write Operations
1st
Addr
X
AAA
AAA
AAA
AAA
X
X
AAA
AAA
X
X
AA
Data
F0
AA
AA
AA
AA
A0
90
AA
AA
B0
30
98
555
555
555
555
PA
X
555
555
55
55
55
55
PD
00
55
55
AAA
AAA
80
80
AAA
AAA
AA
AA
555
555
55
55
AAA
BA
10
30
X
AAA
AAA
AAA
F0
90
A0
20
PA
PD
2nd
Addr
Data
3rd
Addr
Data
4th
Addr
Data
5th
Addr
Data
6th
Addr
Data
Command
1
Read/Reset
3
Auto Select
Program
Unlock Bypass
Unlock Bypass
Program
Unlock Bypass Reset
Chip Erase
Block Erase
Erase Suspend
Erase Resume
Read CFI Query
3
4
3
2
2
6
6+
1
1
1
Note: X Don’t Care, PA Program Address, PD Program Data, BA Any address in the Block.
All values in the table are in hexadecimal.
The Command Interface only uses A–1, A0-A10 and DQ0-DQ7 to verify the commands; A11-A19, DQ8-DQ14 and DQ15 are Don’t
Care. DQ15A–1 is A–1 when BYTE is V
IL
or DQ15 when BYTE is V
IH
.
Read/Reset.
After a Read/Reset command, read the memory as normal until another command is issued.
Auto Select.
After an Auto Select command, read Manufacturer ID, Device ID or Block Protection Status.
Program, Unlock Bypass Program, Chip Erase, Block Erase.
After these commands read the Status Register until the Program/
Erase Controller completes and the memory returns to Read Mode. Add additional Blocks during Block Erase Command with additional
Bus Write Operations until Timeout Bit is set.
Unlock Bypass.
After the Unlock Bypass command issue Unlock Bypass Program or Unlock Bypass Reset commands.
Unlock Bypass Reset.
After the Unlock Bypass Reset command read the memory as normal until another command is issued.
Erase Suspend.
After the Erase Suspend command read non-erasing memory blocks as normal, issue Auto Select and Program com-
mands on non-erasing blocks as normal.
Erase Resume.
After the Erase Resume command the suspended Erase operation resumes, read the Status Register until the Pro-
gram/Erase Controller completes and the memory returns to Read Mode.
CFI Query.
Command is valid when device is ready to read array data or when device is in Auto Select mode.
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NUMONYX [ NUMONYX B.V ]
