M29F002 データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

M29F002

2 Mbit (256Kb x8, Boot Block) Single Supply Flash Memory

STMicroelectronics 

M29F002T, M29F002NT, M29F002B

Figure 14. Block Protection Flowchart

Set-up

Protect

Verify

START

BLOCK ADDRESS

on A13-A17

W = VIH

n=0

G, A9 = VID,

E = VIL

Wait 4µs

W = VIL

Wait 100µs

W = VIH

E, G = VIH

VERIFY BLOCK PROTECTION

A0, A6 = VIL; A1 = VIH; A9 = VID

A13-A17 IDENTIFY BLOCK

E = VIL

Wait 4µs

G = VIL

Wait 60ns

VERIFY BLOCK

PROTECT STATUS

DATA NO

=

01h

YES

A9 = VIH

PASS

++n NO

= 25

YES

A9 = VIH

FAIL

AI02088B

23/29

Share Link: