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參數(shù)資料
| 型號： | X76F641XEG-2.0 |
| 廠商： | IC MICROSYSTEMS Sdn. Bhd. |
| 元件分類： | DRAM |
| 英文描述： | 4 Mbit Uniform Sector, Serial Flash Memory |
| 中文描述： | 4兆位統(tǒng)一部門，串行閃存 |
| 文件頁數(shù)： | 4/17頁 |
| 文件大?。?/td> | 167K |
| 代理商： | X76F641XEG-2.0 |
X76F641
4
Figure 2. Data Validity
Figure 3. Definition of Start and Stop Conditions
Table 1. X76F641 Instruction Set
Notes:
Illegal command codes will be disregarded. The part will respond with a “nCK” to the illegal byte and then return to the standby mode.
All write/read operations require a password.
1st Byte
after Start
1st Byte
after
Password
2nd Byte
after
Password
Command Description
Password
used
1000 0000 High Address
Low address
Read (Array 0)
Read 0
1000 1000 High Address
Low address
Read (Array 1)
Read 1
1001 0000 High Address
Low address
Sector Write (Array 0)
Write 0
1001 1000 High Address
Low address
Sector Write (Array 1)
Write 1
1010 0000
0000 0000
0000 0000
Change Read 0 Password
Read 0
1010 1000
0000 0000
0000 0000
Change Read 1 Password
Read 1
1011 0000
0000 0000
0000 0000
Change Write 0 Password
Write 0
1011 1000
0000 0000
0000 0000
Change Write 1 Password
Write 1
1100 0000
0000 0000
0000 0000
Change Reset Password
Reset
1110 0000
not used
not used
Reset Password Command
Reset
1110 1000
not used
not used
Reset Device Command
Reset
1111 0000
not used
not used
ACK Polling command (Ends Password operation)
None
All the rest
Reserved
SCL
SDA
Data Stable
Data
Change
7025 FM 04
SCL
SDA
Start Condition
Stop Condition
7025 FM 05
7025 FM T04
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