M58WR064EB datasheet(21/82 Pages) STMICROELECTRONICS

21 / 82 page

21/82

M58WR064ET, M58WR064EB

the P/E.C. fails to program and reprogram a given

location, the error will be signaled in the Status

Table 7. Factory Program Commands

Note: 1. WA=Word Address in targeted bank, BKA= Bank Address, PD=Program Data, BA=Block Address.

2. WA1 is the Start Address. NOT WA1 is any address that is not in the same block as WA1.

3. Address can remain Starting Address WA1 or be incremented.

4. Word Addresses 1 and 2 must be consecutive Addresses differing only for A0.

5. Word Addresses 1,2,3 and 4 must be consecutive Addresses differing only for A0 and A1.

6. A Bus Read must be done between each Write cycle where the data is programmed or verified to read the Status Register and

check that the memory is ready to accept the next data. n = number of Words, i = number of Pages to be programmed.

7. Address is only checked for the first Word of each Page as the order to program the Words in each page is fixed so subsequent

Words in each Page can be written to any address.

8. Any address within the bank can be used.

9. Any address within the block can be used.

Command

Phase

Bus Write Operations

1st

2nd

3rd

Final -1

Final

Add

Data

Add

Data

Add

Data

Add

Data

Add

Data

Bank Erase

BKA

80h

BKA

D0h

Double Word Program(4)

BKA or

WA1(8)

35h

WA1

PD1

WA2

PD2

Quadruple Word

Program(5)

BKA or

WA1(8)

56h

WA1

PD1

WA2

PD2

WA3

PD3

WA4

PD4

Enhanced

Factory

Program (6)

Setup,

Program

n+1

BKA or

WA1(8)

30h

BA or

WA1(9)

D0h

WA1(2)

PD1

WAn(3)

PAn

NOT

WA1(2)

FFFFh

Verify, Exit

n+1

WA1(2)

PD1

WA2(3)

PD2

WA3(3)

PD3

WAn(3)

PAn

NOT

WA1(2)

FFFFh

Quadruple

Enhanced

Factory

Program

(5,6)

Setup,

first Load

BKA or

WA1(8)

75h

WA1(2)

PD1

WA2(7)

PD2

WA3(7) PD3 WA4(7)

PD4

First

Program &

Verify

Automatic

Subsequent

Loads

WA1i

(2)

PD1i

WA2i

(7)

PD2i

WA3i

(7)

PD3i

WA4i

(7)

PD4i

Subsequent

Program &

Verify

Automatic

Exit

NOT

WA1

(2)

FFFFh

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