M29F800DB datasheet(45/53 Pages) STMICROELECTRONICS

45 / 53 page

M29F800DT

Common Flash Interface (CFI)

45/53

Table 25.

Primary Algorithm-specific Extended Query table

Address

Data

Description

Value

x16

40h

80h

0050h

Primary Algorithm Extended Query table unique ASCII string “PRI”

"P"

41h

82h

0052h

"R"

42h

84h

0049h

"I"

43h

86h

0031h Major version number, ASCII

"1"

44h

88h

0030h Minor version number, ASCII

"0"

45h

8Ah

0000h

Address Sensitive Unlock (bits 1 to 0)

00 = required, 01= not required

Silicon Revision Number (bits 7 to 2)

Yes

46h

8Ch

0002h

Erase Suspend

00 = not supported, 01 = Read only, 02 = Read and Write

47h

8Eh

0001h

Block Protection

00 = not supported, x = number of sectors in per group

48h

90h

0001h

Temporary Block Unprotect

00 = not supported, 01 = supported

Yes

49h

92h

0004h

Block Protect /Unprotect

04 = M29W400B

4Ah

94h

0000h Simultaneous Operations, 00 = not supported

4Bh

96h

0000h Burst Mode, 00 = not supported, 01 = supported

4Ch

98h

0000h

Page Mode, 00 = not supported, 01 = 4 page word, 02 = 8 page

word

Table 26.

Security Code Area

Address

Data

Description

x16

61h

C3h, C2h

XXXX

64 bit: unique device number

62h

C5h, C4h

XXXX

63h

C7h, C6h

XXXX

64h

C9h, C8h

XXXX

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