M28W320CT09GB1T Ver la hoja de datos (PDF) - STMicroelectronics

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M28W320CT09GB1T

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

STMicroelectronics 

M28W320CT, M28W320CB

Table 7. Read Block Signature (RSIG Instruction)

Block Status E G W A0 A1 A2-A7 A8-A11

A12-A20 DQ0 DQ1 DQ2-DQ15

Protected Block

VIL VIL VIH VIL VIH

0 Don’t Care Block Address 1

0

00h

Unprotected Block VIL VIL VIH VIL VIH

0 Don’t Care Block Address 0

0

00h

Locked Block

VIL VIL VIH VIL VIH

0 Don’t Care Block Address X (1) 1

00h

Note: 1. A Locked Block can be protected ”DQ0 = 1” or unprotected ”DQ0 = 0”; see Block protection section.

Table 8. Read Protection Register and Protection Register Lock (RSIG Instruction)

Word

E G W A0-A7 A8-A20

DQ0

DQ1

DQ2 DQ3-DQ7 DQ8-DQ15

Lock

VIL VIL VIH 80h Don’t Care

0

OTP Prot. Security

data

prot. data

00h

00h

Unique Id 0 VIL VIL VIH 81h Don’t Care ID data

ID data

ID data ID data ID data

Unique Id 1 VIL VIL VIH 82h Don’t Care ID data

ID data

ID data ID data ID data

Unique Id 2 VIL VIL VIH 83h Don’t Care ID data

ID data

ID data ID data ID data

Unique Id 3 VIL VIL VIH 84h Don’t Care ID data

ID data

ID data ID data ID data

OTP 0

VIL VIL VIH 85h Don’t Care OTP data OTP data OTP data OTP data OTP data

OTP 1

VIL VIL VIH 86h Don’t Care OTP data OTP data OTP data OTP data OTP data

OTP 2

VIL VIL VIH 87h Don’t Care OTP data OTP data OTP data OTP data OTP data

OTP 3

VIL VIL VIH 88h Don’t Care OTP data OTP data OTP data OTP data OTP data

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