M29KW032E datasheet(12/30 Pages) STMICROELECTRONICS

12 / 30 page

M29KW032E

12/30

Figure 5. Multiple Word Program Flowchart

Note: 1. Refer to Table 7, Multiple Word Program Timings, for the values.

Write AAh

Address 555h

AI05554c

Start

Read Status

YES

DQ0 = 0?

Write 55h

Address 2AAh

Write 20h

Address 555h

Write Data1(PD1)

Start Address (PA1)

Write Data 2 (PD2)

Address in Start Block

YES

Read Status

Write Data n (PDn)

Address in Start Block

YES

Read Status

Write XX

Any Address

NOT in Start Block

Read Status

Write Data1 (PD1)

Start Address (PA1)

Write Data 2 (PD2)

Address in Start Block

Read Status

Write Data n (PDn)

Address in Start Block

Read Status

Write XX

Any Address

NOT in Start Block

YES

Write F0h

Address XX

Exit (read mode)

DQ0 = 0?

Read Status

DQ6

toggling?

DQ5 = 1

DQ4 = 0?

YES

Fail, V

PP error

Program

Phase

YES

DQ0 = 0?

YES

Setup time

exceeded?

EXIT (setup failed)

DQ0 = 0?

Read Status

Word

program time

exceeded?

YES

Word

program time

exceeded?

YES

Word

program time

exceeded?

YES

DQ6

toggling?

Read Status

YES

Fail error

YES

Setup

Phase

Verify

Phase

Exit

Phase

Read Status

MWP-SETUP

(1))

MWP-PROG

(1))

MWP-PROG

(1))

MWP-PROG

(1))

YES

MWP-END

(1))

MWP-TRAN

(1))

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