參數(shù)資料
型號(hào)： S-3530AECA
元件分類： 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述： REAL TIME CLOCK, UUC8
封裝： 2.10 X 1.60 MM, DIE-8
文件頁(yè)數(shù)： 3/34頁(yè)
文件大?。?/td> 630K
代理商： S-3530AECA
REAL-TIME CLOCK
Rev.1.3_00
S-3530A
Seiko Instruments Inc.
11
1.7 Data reading
After a start condition is detected from the outside, the device code and command are received. At this
point, the real-time reading mode or status register reading mode is entered when the read/write bit is "1".
In either the real-time reading mode or status register reading mode, data are output in the order from LSB.
(1) Real-time data reading 1
Command
S
T
A
R
T
0 1 1 0
R
E
A
D
S
T
O
P
DEVICE
ADDRESS
R
/
W
M
S
B
SDA LINE
0
1 0
A
C
K
L
S
B
A
C
K
1
Real-time data
access 1 command
Year data
L
S
B
M
S
B
L
S
B
M
S
B
Second data
A
C
K
NO ACK from
Master Device
(2) Real-time data reading 2
S
T
A
R
T
0 1 1 0
R
E
A
D
S
T
O
P
DEVICE
ADDRESS
R
/
W
M
S
B
SDA LINE
0
1 1
A
C
K
L
S
B
A
C
K
1
Command
Real-time data
access 2 commands
Hour data
L
S
B
M
S
B
L
S
B
M
S
B
Second data
A
C
K
NO ACK from
Master Device
(3) Status register reading
S
T
A
R
T
0 1 1 0
R
E
A
D
DEVICE
ADDRESS
R
/
W
M
S
B
SDA LINE
0
1
A
C
K
L
S
B
1
Command
Status register
access command
Status data
L
S
B
M
S
B
0
S
T
O
P
NO ACK from
Master Device
Figure 10 Read communication
Caution
ACK Upside:
Generate from the master device
ACK Downside:
Generate from the S-3530A
相關(guān)PDF資料
PDF描述
S-3531AECA-TB-01 REAL TIME CLOCK, UUC8
S-35380A-T8T1G REAL TIME CLOCK, PDSO8
S-35380A-J8T1G REAL TIME CLOCK, PDSO8
S-35390A-I8T1-G 1 TIMER(S), REAL TIME CLOCK, PDSO8
S-35390A-J8T1G 1 TIMER(S), REAL TIME CLOCK, PDSO8
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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