參數(shù)資料
型號(hào): S-35399A03-J8T2U
元件分類: 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO8
封裝: HALOGEN FREE AND LEAD FREE, SOP-8
文件頁(yè)數(shù): 2/53頁(yè)
文件大小: 472K
代理商: S-35399A03-J8T2U
2-WIRE REAL-TIME CLOCK
S-35399A03
Rev.2.0_00
Seiko Instruments Inc.
10
Configuration of Register
1. Real-time data register
The real-time data register is a 7-byte register that stores the data of year, month, day, day of the week, hour, minute, and
second in the BCD code. To Write/Read real-time data 1 access, transmit/receive the data of year in B7, month, day, day
of the week, hour, minute, second in B0, in 7-byte. When you skip the procedure to access the data of year, month, day,
day of the week, Read/Write real-time data 2 access. In this case, transmit/receive the data of hour in B7, minute, second
in B0, in 3-byte.
Year data (00 to 99)
Month data (01 to 12)
Day data (01 to 31)
Hour data (00 to 23 or 00 to 11)
Minute data (00 to 59)
Second data (00 to 59)
Y80
Y40
Y4
Y8
Y10
Y20
Y2
Y1
B7
B0
M1
M2
M4
M8
M10
0
D1
D2
D4
D8
D10
D20
0
W1
W2
W4
0
H1
H4
H8
H10
H20
H2
0
m1
s2
s4
s8
s10
s20
s40
0
m8
m10
m20
m40
0
m4
m2
AM / PM
s1
Start bit of real-time data 2 data access
Start bit of real-time data 1 data access
Day of week data (00 to 06)
B7
B0
B7
B0
B7
B0
B7
B0
B7
B0
B7
B0
Figure 9 Real-Time Data Register
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