M58WR064FB Ver la hoja de datos (PDF) - STMicroelectronics

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Fabricante

M58WR064FB

64 Mbit (4Mb x16, Multiple Bank, Burst) 1.8V Supply Flash Memory

STMicroelectronics 

M58WR064FT, M58WR064FB

Table 8. Status Register Bits

Bit

Name

Type Logic Level

Definition

SR7 P/E.C. Status

'1'

Ready

Status

'0'

Busy

'1'

Erase Suspended

SR6 Erase Suspend Status Status

'0'

Erase In progress or Completed

SR5 Erase Status

Error

'1'

Erase Error

'0'

Erase Success

SR4 Program Status

Error

'1'

Program Error

'0'

Program Success

SR3 VPP Status

Error

'1'

VPP Invalid, Abort

'0'

VPP OK

'1'

Program Suspended

SR2 Program Suspend Status Status

'0'

Program In Progress or Completed

SR1 Block Protection Status Error

'1'

Program/Erase on protected Block, Abort

'0'

No operation to protected blocks

SR7 = ‘1’ Not Allowed

Bank Write Status

Status

'1'

SR7 = ‘0’

Program or erase operation in a bank other than

the addressed bank

SR7 = ‘1’ No Program or erase operation in the device

'0'

SR0

SR7 = ‘0’ Program or erase operation in addressed bank

SR7 = ‘1’ Not Allowed

'1'

Multiple Word Program

SR7 = ‘0’ the device is NOT ready for the next word

Status (Enhanced

Status

Factory Program mode)

SR7 = ‘1’ the device is exiting from EFP

'0'

SR7 = ‘0’ the device is ready for the next Word

Note: Logic level '1' is High, '0' is Low.

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