MBM29QM12DH Fujitsu Microelectronics, Inc., MBM29QM12DH Datasheet - Page 12

• Manufacturer Part Number: MBM29QM12DH
• Description: Page Mode Flash Memory 128m 8m X 16 Bit
• Manufacturer: Fujitsu Microelectronics, Inc.

*1 : This command is valid during Fast Mode.
*2 : This command is valid while RESET
*3 : This command is valid during HiddenROM mode.
*4 : The data “00h” is also acceptable.
*5 : Command combinations not described in “MBM29QM12DH Command Definitions Table” in “
Notes :
*1 : Sector Group can be protected by "Sector Group Protection", "Extended Sector Group Protection", and "New
*2 : When V
*3 : A read cycle at address (BA) 01h outputs device code. When 227Eh is output, it indicates that two additional
Manufacturer’s Code
Device Code
Extended Device
Code
PPB Protection
PPB Unprotection
Manufacture’s Code
Device Code
Extended Device Code*
Sector Group Protection
Extended Device Code
(Indicator Bits)
OPERATION” are illegal.
Sector Protection(PPB Protection). Outputs 01h at protected sector group addresses and outputs 00h at
unprotected sector group addresses.
operation unable to be executed. Consequently, specifying the bank address is not required. However, the
bank address needs to be indicated when Autoselect mode is read out at command mode, because then it
becomes possible to activate simultaneous operation.
codes, called Extended Device Codes, will be required. Therefore the system may continue reading out these
Extended Device Codes at the address of (BA) 0Eh, as well as at (BA) 0Fh.
Type
PA, SA, BA, SGA, OPBP , PWA, PL, SPML, WP , WPH.
Command Definitions Table” in “ DEVICE BUS OPERATION”.
Word Mode : 555h or 2AAh to addresses A
Address bits A
Bus operations are defined in “MBM29QM12DH User Bus Operations Table” and “MBM29QM12DH
The system should generate the following address patterns:
Both Read/Reset commands are functionally equivalent, resetting the device to the read mode.
Type
ID
is applied to A
MBM29QM12DH Sector Group Protection Verify Autoselect Codes Table
227Eh
2220h
2200h
Code
22
3
04h
01h
00h
to A
9
Sector Group
, both Bank 1 and Bank 2 are put into Autoselect mode, which makes simultaneous
DQ
Addresses
11
A
0
0
0
0
0
0
22
15
BA*
BA*
BA*
BA*
to A
X
DQ
2
2
2
2
0
0
0
0
0
0
14
“H” or “L” for all address commands except for
Extended Autoselect Code Table
12
DQ
0
1
1
1
0
0
V
13
ID
V
V
V
V
V
V
A
.
IL
IL
IL
IL
IL
IL
7
DQ
0
0
0
0
0
0
V
V
V
V
V
V
12
A
IL
IL
IL
IL
IL
IL
6
DQ
10
0
0
0
0
0
0
V
V
to A
A
11
X
X
X
X
IL
IL
5
DQ
0
0
0
0
0
0
0
V
V
A
X
X
X
X
10
IL
IL
4
DQ
0
1
1
1
0
0
V
V
V
V
V
V
A
9
IL
IL
IH
IH
IL
IL
3
DQ
0
0
0
0
0
0
V
V
V
V
V
V
A
8
IH
IH
IL
IL
IL
IL
2
DQ
MBM29QM12DH
0
0
0
0
0
0
V
V
V
V
V
V
A
7
IH
IH
IH
IH
IL
IL
1
DQ
0
1
0
0
0
0
V
V
V
V
V
V
A
6
IH
IH
IH
IL
IL
IL
0
DQ
0
1
1
0
0
0
DQ
1
DQ
1
5
DQ
7
6
Locked, 0
Locked, 0
0
1
0
0
0
0
- Factory Lock Bit
- Customer Lock Bit
4
Code (HEX)
DQ
0
1
0
0
0
0
227Eh
2220h
2200h
01h*
3
04h
DQ
DEVICE BUS
1
1
0
0
0
0
1
Not Locked
Not Locked
2
DQ
0
1
0
0
0
0
1
DQ
-60
0
0
0
0
1
0
0
11