M29W400DT, M29W400DB
Command interface
(1)
Table 5.
Commands, 16-bit mode, BYTE = V
IH
Bus Write operations
3rd 4th
Addr Data Addr Data Addr Data Addr Data Addr Data Addr Data
Command
1st
2nd
5th
6th
1
3
3
4
3
X
F0
AA
AA
AA
AA
Read/Reset
555
555
555
555
2AA
2AA
2AA
2AA
55
55
55
55
X
F0
90
A0
20
Auto Select
Program
555
555
555
PA
PD
Unlock Bypass
Unlock Bypass
Program
2
2
X
X
A0
90
PA
X
PD
00
Unlock Bypass
Reset
Chip Erase
6
6+
1
555
555
X
AA
AA
B0
30
2AA
2AA
55
55
555
555
80
80
555
555
AA
AA
2AA
2AA
55
55
555
BA
10
30
Block Erase
Erase Suspend
Erase Resume
1
X
1. 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-A17, DQ8-DQ14
and DQ15 are Don't care. DQ15A-1 is A-1 when BYTE is VIL or DQ15 when BYTE is VIH
.
(1)
Table 6.
Commands, 8-bit mode, BYTE = V
IL
Bus Write operations
Command
1st
2nd
3rd
4th
5th
6th
Addr Data Addr Data Addr Data Addr Data Addr Data Addr Data
1
3
3
4
3
X
F0
AA
AA
AA
AA
Read/Reset
AAA
AAA
AAA
AAA
555
555
555
555
55
55
55
55
X
F0
90
A0
20
Auto Select
Program
AAA
AAA
AAA
PA
PD
Unlock Bypass
Unlock Bypass
Program
2
X
A0
PA
PD
Unlock Bypass Reset
Chip Erase
2
6
X
90
AA
AA
B0
30
X
00
55
55
AAA
555
555
AAA
AAA
80
80
AAA
AAA
AA
AA
555
555
55
55
AAA
BA
10
30
Block Erase
6+ AAA
Erase Suspend
Erase Resume
1
1
X
X
1. 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-A17, DQ8-DQ14
and DQ15 are Don't care. DQ15A-1 is A-1 when BYTE is VIL or DQ15 when BYTE is VIH
.
23/48
NUMONYX [ NUMONYX B.V ]
