M28W320CT09GB1T 데이터 시트보기 (PDF) - STMicroelectronics

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M28W320CT09GB1T

32 Mbit (2Mb x16, Boot Block) Low Voltage Flash Memory

STMicroelectronics 

M28W320CT, M28W320CB

Figure 17. Command Interface and Program Erase Controller Flowchart (b)

B

A

ERASE

(READ STATUS)

READ

STATUS

READ

SIGNATURE

CFI

QUERY

PROGRAM

SET-UP

c

DPG

SET-UP

c

BP/BU/BL

SET-UP

D

READ

ARRAY

YES

READY

(2)

NO

NO ERASE

SUSPENDED

YES

YES

YES

YES

70h

NO

90h

NO

98h

NO

NO

B0h

YES

ERASE

SUSPEND

READ

STATUS

YES READY

(2)

NO

READ

STATUS

YES

40h or

10h

NO

YES

30h

NO

YES

YES

C0h

NO

60h

NO

PRP

SET-UP

PRP

YES

READY

(2)

NO

B

NO

YES

D0h

ERASE (READ STATUS)

RESUME

Note: 2. P/E. C. status (Ready or Busy) is read on Status Register bit 7.

AI03544

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