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M59DR016C, M59DR016D

Note: 1. Logic level ’1’ is High, ’0’ is Low. -0-1-0-0-0-1-1-1-0- represent bit value in successive Read operations.

2. In case of double word program DQ7 refers to the last word input.

DQ

Name

Logic Level

Definition

Note

7

Data

Polling

’1’

Erase Complete or erase block

in Erase Suspend.

Indicates the P/E.C. status, check

during Program or Erase, and on

completion before checking bits DQ5

for Program or Erase Success.

’0’

Erase On-going

DQ

Program Complete or data of

non erase block during Erase

Suspend.

DQ

6

Toggle Bit

’-1-0-1-0-1-0-1-’

Erase or Program On-going

Successive reads output

complementary data on DQ6 while

Programming or Erase operations are

on-going. DQ6 remains at constant

level when P/E.C. operations are

completed or Erase Suspend is

acknowledged.

DQ

Program Complete

’-1-1-1-1-1-1-1-’

Erase Complete or Erase

Suspend on currently addressed

block

5

Error Bit

’1’

Program or Erase Error

This bit is set to ’1’ in the case of

Programming or Erase failure.

’0’

Program or Erase On-going

4

Reserved

3

Erase Time

Bit

’1’

Erase Timeout Period Expired

P/E.C. Erase operation has started.

Only possible command entry is Erase

Suspend (ES)

’0’

Erase Timeout Period On-going

An additional block to be erased in

parallel can be entered to the P/E.C:

2

Toggle Bit

’-1-0-1-0-1-0-1-’

Erase Suspend read in the

Erase Suspended Block.

Erase Error due to the currently

addressed block (when DQ5 =

’1’).

Indicates the erase status and allows

to identify the erased block.

1

Program on-going or Erase

Complete.

DQ

Erase Suspend read on non

Erase Suspend block.

1

Reserved

0

Reserved