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| 型號： | EN29LV640H-90BIP |
| 廠商： | Eon Silicon Solution Inc. |
| 英文描述： | 64 Megabit (4M x 16-bit ) CMOS 3.0 Volt-only, Uniform Sector Flash Memory |
| 中文描述： | 64兆位（4米× 16位），3.0伏的CMOS只，統(tǒng)一部門快閃記憶體 |
| 文件頁數(shù)： | 30/45頁 |
| 文件大?。?/td> | 440K |
| 代理商： | EN29LV640H-90BIP |
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Flowchart 6b. In-System Sector Group Unprotect Flowchart
This Data Sheet may be revised by subsequent versions 2005 Eon Silicon Solution, Inc., www.essi.com.tw
or modifications due to changes in technical specifications.
Rev. C, Issue Date: 2007/01/23
EN29LV640
START
PLSCNT = 1
RESET# = V
ID
Wait 1
μ
S
First Write
Cycle = 60h
Temporary Sector
Group Unprotect Mode
No
Yes
All sectors
protected
Yes
No
Protect all sector
groups:
The
indicated portion of
the sector group
protect algorithm
must be performed
for all unprotected
sectors prior to
issuing the first
sector unprotect
address (see
Diagram 6a.)
Set up first sector
group address
Unprotect: Write 60H to sector
address with A6 = 1,
A1 = 1, A0 = 0
Wait 15 ms
Verify Unprotect: Write 40h
to sector address with A6 =
1, A1 = 1, A0 =0
Read from sector group address
with A6 = 1, A1 = 1, A0 = 0
Data = 00h
No
PLSCCNT =
1000
No
Increment
PLSCNT
Yes
Device failed
Last sector
group
verified
No
Set up next sector
group address
Remove V
from
RESET#
Write reset
command
Sector Group
Unprotect complete
Sector Group Unprotect Algorithm
Wait 0.4
μ
S
Yes
Yes
相關PDF資料 |
PDF描述 |
|---|---|
| EN29LV640H-90TC | 64 Megabit (4M x 16-bit ) CMOS 3.0 Volt-only, Uniform Sector Flash Memory |
| EN29LV640H-90TCP | 64 Megabit (4M x 16-bit ) CMOS 3.0 Volt-only, Uniform Sector Flash Memory |
| EN29LV640H-90TI | 64 Megabit (4M x 16-bit ) CMOS 3.0 Volt-only, Uniform Sector Flash Memory |
| EN29LV640H-90TIP | 64 Megabit (4M x 16-bit ) CMOS 3.0 Volt-only, Uniform Sector Flash Memory |
| EN29LV640L-90BC | 64 Megabit (4M x 16-bit ) CMOS 3.0 Volt-only, Uniform Sector Flash Memory |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| EN29LV800AB-70TC | 制造商:Eon Silicon Solution Inc 功能描述: |
| EN29LV800BB-70TCP | 制造商:EON SILICON SOLUTION INC 功能描述:EN29LV800B Series, 8 Mbit 70 NS 48 TSOP 3 V Bottom Boot Sector NOR Flash |
| EN29LV800CT-70TIP | 制造商:EON SILICON SOLUTION INC 功能描述:8mb TSOP 70ns nor flash |
| EN29SL400B-90BIP | 制造商:EON SILICON SOLUTION INC 功能描述:EN29SL400 Series, 4 Mbit 90 NS 48 FBGA 1.8 V Bottom Boot Sector NOR Flash |
| EN2-B1H1 | 制造商:NEC 制造商全稱:NEC 功能描述:AUTOMOTIVE RELAYS (Twin, Single) Relays |
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