M29W128GH70N6F View Datasheet(PDF) - Numonyx -> Micron
Part Name
Description
MFG CO.
M29W128GH70N6F
Numonyx -> Micron
'M29W128GH70N6F' PDF : 94 Pages View PDF
Registers
M29W128GH, M29W128GL
Table 18. Lock Register bits(1)
DQ15-3
DQ2
DQ1
Don’t care
Password Protection Mode
Lock bit
Non-volatile Protection
Mode Lock bit
1. DQ0, DQ1 and DQ2 Lock Register bits are set to ‘1’ when shipped from the factory.
DQ0
Extended Block
Protection bit
Table 19. Block protection status
NVPB Lock bit(1)
Block Block
NVPB(2) VPB(3)
Block
protection
status
Block protection status
0
0
x
01h
Block protected (non-volatile protection
through NVPB)
0
1
1
00h
Block unprotected
0
1
0
00h
Block protected (volatile protection
through VPB)
1
0
x
01h
Block protected (non-volatile protection
through NVPB)
1
1
0
01h
Block protected (volatile protection
through VPB)
1
1
1
00h
Block unprotected
1. If the NVPB Lock bit is set to ‘0’, all NVPBs are locked. If the NVPB Lock bit is set to ‘1’, all NVPBs are
unlocked.
2. If the Block NVPB is set to ‘0’, the block is protected, if set to ‘1’, it is unprotected.
3. If the Block VPB is set to ‘0’, the block is protected, if set to ‘1’, it is unprotected.
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