MX29LV033A ETC-unknow, MX29LV033A Datasheet - Page 12

• Manufacturer Part Number: MX29LV033A
• Description: 32m-bit [4m X 8] Cmos Equal Sector Flash Memory
• Manufacturer: ETC-unknow

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 2 defines the valid register command
sequences. Note that the Erase Suspend (B0H) and
Erase Resume (30H) commands are valid only while the
Sector Erase operation is in progress. Either of the two
TABLE 2. MX29LV033A COMMAND DEFINITIONS
P/N:PM1017
Legend:
X=Don't care
RA=Address of the memory location to be read.
RD=Data read from location RA during read operation.
PA=Address of the memory location to be programmed.
Addresses are latched on the falling edge of the WE# or CE# pulse.
PD=Data to be programmed at location PA. Data is latched on the rising edge of WE# or CE# pulse.
SA=Address of the sector to be erased or verified. Address bits A21-A16 uniquely select any sector.
Command
Read(Note 5)
Reset(Note 6)
Autoselect(Note 7)
Byte Program
Chip Erase
Sector Erase
Erase Suspend(Note 9)
Erase Resume(Note 10)
CFI Query (Note 11)
Sector Protect
Manufacturer ID
Device ID
Verify (Note 8)
Cycle
Bus
1
1
4
4
6
6
1
1
1
4
4
4
First Bus
Cycle
Addr
RA
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
Data Addr
RD
F0
AA
AA
AA
AA
AA
AA
AA
B0
30
98
Second Bus
Cycle
XXX
XXX
XXX
XXX
XXX
XXX
XXX
Data Addr
55
55
55
55
55
55
55
12
reset command sequences will reset the device(when
applicable).
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.
Third Bus
Cycle
0XXXXX
0XXXXX
0XXXXX or 90
2XXXXX
XXX
XXX
XXX
MX29LV033A
Data Addr Data Addr Data Addr Data
90
90
90
A0
80
80
Fourth Bus
Cycle
X00
X01
SA
X02
PA
XXX
XXX
A3
02
00
01
PD
AA
AA
Fifth Bus
Cycle
XXX
XXX
REV. 1.0, SEP. 20, 2004
55
55
Sixth Bus
Cycle
XXX 10
SA
30