參數(shù)資料
型號: 24AA174
英文描述: Serial EEPROM
中文描述: 串行EEPROM
文件頁數(shù): 9/12頁
文件大?。?/td> 160K
代理商: 24AA174
1999 Microchip Technology Inc.
DS21102F-page 9
24AA174
FIGURE 8-3:
SEQUENTIAL READ
FIGURE 8-4:
SECURITY CONTROL BYTE ALLOCATION
FIGURE 8-5:
SECURITY PAGE READ
FIGURE 8-6:
SECURITY PAGE WRITE
P
BUS ACTIVITY
MASTER
SDA LINE
BUS ACTIVITY
S
T
O
P
CONTROL
BYTE
A
C
K
N
O
A
C
K
DATA n
DATA n + 1
DATA n + 2
DATA n + X
A
C
K
A
C
K
A
C
K
Operation
Control Code
Block
Select
R/W
Read
0110
000
1
Write
0110
000
0
START
READ/WRITE
SLAVE ADDRESS
R/W
0
1
1
0
0
0
0
A
MSB
LSB
CONTROL
BYTE
S
T
A
R
T
S 0 1 1 0
0
S 0 1 1 0
1
R/W
A
C
K
WORD
ADDRESS (n)
CONTROL
BYTE
DATA 0
A
C
K
S
T
A
R
T
R/W
A
C
K
A
C
K
BUS MASTER
ACTIVITY
SDA LINE
BUS ACTIVITY
P
BUS ACTIVITY
MASTER
SDA LINE
BUS ACTIVITY
S
T
O
P
DATA 1
DATA 2
DATA 3
DATA 15
A
C
K
A
C
K
A
C
K
A
C
K
N
O
A
C
K
CONTROL
BYTE
S
T
A
R
T
S 0 1 1 0
0
R/W
A
C
K
WORD
ADDRESS (n)
A
C
K
BUS MASTER
ACTIVITY
SDA LINE
BUS ACTIVITY
DATA (n)
DATA n + 1
DATA n + 15
P
S
T
O
P
A
C
K
A
C
K
N
O
A
C
K
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