DS1742W-150 查看數據表（PDF） - Maxim Integrated
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DS1742W-150 Datasheet PDF : 17 Pages
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DS1742
Table 2. REGISTER MAP
ADDRES
DATA
S
B7
B6
B5
B4
B3
7FF
10 Year
7FE
X
X
X
10
Month
7FD
X
X
10 Date
7FC
BF FT X
X
X
7FB
X
X
10 Hour
7FA
X
10 Minutes
7F9
OSC
10 Seconds
7F8
W
R
10 Century
B2
B1
B0
42BFUNCTION
Year
Year
Month
Month
Date
Day
Hour
Minutes
Seconds
Century
Date
Day
Hour
Minutes
Seconds
Control
OSC = STOP BIT
R = READ BIT
FT = FREQUENCY TEST
W = WRITE BIT
X = SEE NOTE BELOW
BF = BATTERY FLAG
Note: All indicated “X” bits are not used but must be set to “0” during write cycle to ensure proper clock operation.
RANGE 43B
00–99
01–12
01–31
01–07
00–23
00–59
00–59
00–39
5 of 17
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