MT28F320J3RG-15 데이터 시트보기 (PDF) - Micron Technology

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MT28F320J3RG-15

Q-FLASH™ MEMORY

Micron Technology 

CFI QUERY IDENTIFICATION STRING

The CFI query identification string verifies whether

the component supports the CFI specification. Addi-

128Mb, 64Mb, 32Mb

Q-FLASH MEMORY

tionally, it indicates the specification version and sup-

ported vendor-specified command set(s).

Table 8

Block Status Register

OFFSET LENGTH

(BA+2)h1

1

DESCRIPTION

Block Lock Status Register

BSR0 Block Lock Status

0 = Unlocked

1 = Locked

BSR1–7 Reserved for Future Use

ADDRESS1

(BA+2)h

VALUE

00 or 01

(BA+2)h (bit 0) 0 or 1

(BA+2)h

(bit 2–7) 0

NOTE: 1. BA = The beginning location of a block address (i.e., 010000h is block one’s (64K-word) beginning location in word

mode).

Table 9

CFI Identification

OFFSET LENGTH

10h

3

13h

2

15h

2

17h

2

19h

2

DESCRIPTION

Query-unique ASCII string “QRY”

Primary vendor command set and control interface ID

code. 16-bit ID code for vendor-specified algorithms

Extended query table primary algorithm address

Alternate vendor command set and control interface ID

code; 0000h means no second vendor-specified

algorithm exists

Secondary algorithm extended query table address;

0000h means none exists

ADDRESS

10h

11h

12h

13h

14h

15h

16h

17h

18h

HEX

CODE

51

52

59

01

00

31

00

00

00

VALUE

Q

R

Y

19h

00

1Ah

00

128Mb, 64Mb, 32Mb Q-Flash Memory

MT28F640J3_7.p65 – Rev. 6, Pub. 8/02

15

Micron Technology, Inc., reserves the right to change products or specifications without notice.

©2002, Micron Technology, Inc.

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