MX29LV64xM H/L
Erase Resume (30H) commands are valid only while the
Sector Erase operation is in progress. Either of the two
reset command sequences will reset the device (when
applicable).
SOFTWARE COMMAND DEFINITIONS
Device operations are selected by writing specific ad-
dress and data sequences into the command register.
Writing incorrect address and data values or writing them
in the improper sequence will reset the device to the
read mode. Table 3 defines the valid register command
sequences. Note that the Erase Suspend (B0H) and
All addresses are latched on the falling edge of WE# or
CE#, whichever happens later. All data are latched on
rising edge of WE# or CE#, whichever happens first.
TABLE 3. MX29LV64xM H/L COMMAND DEFINITIONS
First Bus
Cycle
Second Bus Third Bus Fourth Bus
Cycle Cycle Cycle
Fifth Bus Sixth Bus
Cycle Cycle
Command
Bus
Cycles Addr Data Addr Data Addr Data Addr
Data
Addr Data Addr Data
Read (Note 5)
1
1
RA
RD
Reset (Note 6)
XXX F0
Automatic Select (Note 7)
Manufacturer ID
Word
Byte
4
4
4
4
4
4
4
4
3
3
4
4
4
4
6
6
1
1
3
3
6
6
6
6
1
1
1
1
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
555 90 X00
AAA 90 X00
555 90 X01
AAA 90 X02
555 90 X03
AAA 90 X06
C2H
C2H
ID1
Device ID
(Note 8)
Word
Byte
X0E ID2 X0F ID3
X1C ID2 X1E ID3
ID1
Secured Sector Fact- Word
see
ory Protect (Note 9)
Sector Group Protect
Verify (Note 10)
Enter Secured Silicon
Sector
Byte
Word
Byte
Word
Byte
Word
Byte
Word
Byte
note 9
555 90 (SA)X02 XX00/
AAA 90 (SA)X04 XX01
555 88
AAA 88
Exit Secured Silicon
Sector
555 90 XXX
AAA 90 XXX
555 A0 PA
AAA A0 PA
SA 25 SA
SA 25 SA
00
00
Program
PD
PD
WC
BC
Write to Buffer (Note 11) Word
PA PD WBL PD
PA PD WBL PD
Byte
Program Buffer to Flash Word
Byte
SA
SA
29
29
Write to Buffer Abort
Reset (Note 12)
Chip Erase
Word
Byte
Word
Byte
Word
Byte
555 AA
AAA AA
555 AA
AAA AA
555 AA
AAA AA
XXX B0
XXX 30
2AA 55
555 55
2AA 55
555 55
2AA 55
555 55
555 F0
AAA F0
555 80 555
AAA 80 AAA
555 80 555
AAA 80 AAA
AA
AA
AA
AA
2AA 55
555 55
2AA 55
555 55
555 10
AAA 10
SA 30
SA 30
Sector Erase
Program/Erase Suspend (Note 13)
Program/Erase Resume (Note 14)
CFI Query (Note 15)
Word
Byte
55
AA
98
98
P/N:PM1093
REV. 1.1, AUG. 11, 2005
18
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