參數(shù)資料
型號(hào): MX29LV320AB
廠商: Macronix International Co., Ltd.
英文描述: 32M-BIT [4M x 8 / 2M x 16] SINGLE VOLTAGE 3V ONLY FLASH MEMORY
中文描述: 32兆位[4米× 8 / 2米× 16]單電壓3V時(shí)僅閃存
文件頁數(shù): 43/60頁
文件大?。?/td> 619K
代理商: MX29LV320AB
43
P/N:PM1008
REV. 1.1, MAY 28, 2004
MX29LV320AT/B
Fig 14. IN-SYSTEM SECTOR GROUP PROTECT/CHIP UNPROTECT ALGORITHMS WITH RESET=VID
START
PLSCNT=1
RESET=VID
Wait 1us
Set up sector address
Sector Protect:
Write 60h to sector
address with
A6=0, A1=1, A0=0
Wait 150us
Verify Sector Protect:
Write 40h to sector
address with
A6=0, A1=1, A0=0
Read from
sector address
with
A6=0, A1=1, A0=0
Reset
PLSCNT=1
Remove VID from RESET
Write reset command
Sector Protect
Algorithm
Chip Unprotect
Algorithm
Sector Protect complete
Remove VID from RESET
Write reset command
Chip Unprotect complete
Device failed
Temporary Sector
Unprotect Mode
Increment PLSCNT
Increment PLSCNT
First Write
Cycle=60h
Set up first sector address
Protect all sectors:
The indicated portion of
the sector protect algorithm
must be performed
for all unprotected sectors
prior to issuing the first
sector unprotect address
Chip Unprotect:
Write 60h to sector
address with
A6=1, A1=1, A0=0
Wait 15ms
Verify Sector Unprotect:
Write 40h to sector
address with
A6=1, A1=1, A0=0
Read from
sector address
with
A6=1, A1=1, A0=0
Data=01h
PLSCNT=25
Device failed
START
PLSCNT=1
RESET=VID
Wait 1us
First Write
Cycle=60h
All sectors
protected
Data=00h
PLSCNT=1000
Last sector
verified
Yes
Yes
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
Protect another
sector
Reset
PLSCNT=1
Temporary Sector
Unprotect Mode
相關(guān)PDF資料
PDF描述
MX29LV320ABTC-70 32M-BIT [4M x 8 / 2M x 16] SINGLE VOLTAGE 3V ONLY FLASH MEMORY
MX29LV320ABTC-70G 32M-BIT [4M x 8 / 2M x 16] SINGLE VOLTAGE 3V ONLY FLASH MEMORY
MX29LV320ABTC-90 32M-BIT [4M x 8 / 2M x 16] SINGLE VOLTAGE 3V ONLY FLASH MEMORY
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