M29W128GL60N6E View Datasheet(PDF) - Numonyx -> Micron

Part Name

Description

Manufacturer

M29W128GL60N6E

128 Mbit (16 Mb x 8 or 8 Mbx 16, page, uniform block) 3 V supply Flash memory

Numonyx -> Micron 

Command interface

M29W128GH, M29W128GL

6.3.6

6.3.7

6.3.8

NVPB Lock Bit command set

Enter NVPB Lock Bit Command Set command

Three bus Write cycles are required to issue the Enter NVPB Lock Bit Command Set

command. Once the command has been issued, the commands allowing to set the NVPB

Lock bit can be issued to the device.

NVPB Lock Bit Program command

This command is used to set the NVPB Lock bit to ‘0’ thus locking the NVPBs, and

preventing them from being modified.

Read NVPB Lock Bit Status command

This command is used to read the status of the NVPB Lock bit.

Volatile Protection mode command set

Enter Volatile Protection Command Set command

Three bus Write cycles are required to issue the Enter Volatile Protection Command Set

command. Once the command has been issued, the commands related to the Volatile

Protection mode can be issued to the device.

Volatile Protection Bit Program command (VPB Program)

The VPB Program command individually sets a VPB to ‘0’ for a given block.

If the NVPB for the same block is set, the block is locked regardless of the value of the VPB

bit. (see Table 19: Block protection status).

Read VPB Status command

The status of a VPB for a given block can be read by issuing a Read VPB Status command

along with the block address.

VPB Clear command

The VPB Clear command individually clears (sets to ‘1’) the VPB for a given block.

If the NVPB for the same block is set, the block is locked regardless of the value of the VPB

bit. (see Table 19: Block protection status).

Exit Protection command set

The Exit Protection Command Set command is used to exit from the Lock Register,

Password Protection, Non-Volatile Protection, Volatile Protection, and NVPB Lock Bit

Command Set mode. It return the device to Read mode.

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