GT28F160F3T95 데이터 시트보기 (PDF) - Intel

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GT28F160F3T95

FAST BOOT BLOCK FLASH MEMORY FAMILY 8 AND 16 MBIT

Intel 

E

FAST BOOT BLOCK DATASHEET

Start

Write 40H,

Address

Write Data and

Address

Read Status Register

0

SR.7 =

1

Full Status

Check if Desired

No

Suspend

Program

Suspend

Program

Loop

Yes

Program Complete

FULL STATUS CHECK PROCEDURE

Read Status Register

Data (See Above)

1

SR.3 =

0

1

SR.1 =

VPP Range Error

Device Protect Error

0

1

SR.4 =

0

Program Successful

Program Error

Bus Operation

Command

Comments

Write

Write

Program Setup

Data

Data = 40H

Addr = Location to Be

Written

Data = Data to Be Written

Addr = Location to Be

Written

Read

Status Register Data

Standby

Repeat for subsequent byte writes.

Check SR.7

1 = WSM Ready

0 = WSM Busy

SR full status check can be done after each byte write or after a

sequence of program operations.

Write FFH after the last byte write operation to place device in read

array mode.

Bus Operation

Command

Comments

Standby

Standby

Standby

Check SR.3

1 = VPP Error Detect

Check SR.1

1 = Device Protect Detect

WP# = VIL

Check SR.4

1 = Data Write Error

SR.4, SR.3 and SR.1 are only cleared by the Clear Staus Register

command, in cases where multiple locations are written before full

status is checked.

If an error is detected, clear the status register before attempting retry

or other error recovery.

Figure 8. Automated Program Flowchart

PRODUCT PREVIEW

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