參數(shù)資料
型號: A29L160TM-70
廠商: AMIC Technology Corporation
英文描述: 128 x 64 pixel format, LED Backlight available
中文描述: 2米x 8位/ 1米× 16位CMOS 3.0伏只,引導(dǎo)扇區(qū)閃存
文件頁數(shù): 12/42頁
文件大小: 572K
代理商: A29L160TM-70
A29L160A Series
(May, 2005, Version 0.1)
11
AMIC Technology, Corp.
START
PLSCNT=1
RESET=V
ID
Wait 1 us
First Write
Cycle=60h
Set up sector
address
Sector Protec:
Write 60h to sector
address with A6=0,
A1=1, A0=0
Wait 150 us
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
Data=01h
Protect another
sector
Remove V
ID
from RESET
Write reset
command
Sector Protect
complete
Sector Protect
Algorithm
Temporary Sector
Unprotect Mode
Increment
PLSCNT
PLSCNT
=25
Device failed
No
No
No
Yes
Reset
PLSCNT=1
Yes
Yes
No
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
START
PLSCNT=1
RESET=V
ID
Wait 1 us
First Write
Cycle=60h
No
Temporary Sector
Unprotect Mode
Yes
No
All sectors
protected
Set up first sector
address
Sector Unprotect:
Write 60h to sector
address with A6=1,
A1=1, A0=0
Wait 500 ms
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=00h
Last sector
verified
Remove V
ID
from RESET
Write reset
Command
Sector Unprotect
complete
Yes
Yes
Set up
next sector
address
No
Yes
Yes
Sector Unprotect
Algorithm
Increment
PLSCNT
PLSCNT=
1000
Device failed
Yes
No
No
Figure 2. In-System Sector Protect/Unprotect Algorithms
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