M58WR032FT datasheet(25/86 Pages) STMICROELECTRONICS

25 / 86 page

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M58WR032FT, M58WR032FB

Table 8. Status Register Bits

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

Bit

Name

Type

Logic Level

Definition

SR7

P/E.C. Status

Status

'1'

Ready

'0'

Busy

SR6

Erase Suspend Status

Status

'1'

Erase Suspended

'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

SR2

Program Suspend Status Status

'1'

Program Suspended

'0'

Program In Progress or Completed

SR1

Block Protection Status

Error

'1'

Program/Erase on protected Block, Abort

'0'

No operation to protected blocks

SR0

Bank Write Status

Status

'1'

SR7 = ‘1’ Not Allowed

SR7 = ‘0’

Program or erase operation in a bank other than

the addressed bank

'0'

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

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

Multiple Word Program

Status (Enhanced

Factory Program mode)

Status

'1'

SR7 = ‘1’ Not Allowed

SR7 = ‘0’

the device is NOT ready for the next word

'0'

SR7 = ‘1’ the device is exiting from EFP

SR7 = ‘0’

the device is ready for the next Word

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