MAX6902(2003) 查看數據表（PDF） - Maxim Integrated
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MAX6902 Datasheet PDF : 18 Pages
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SPI-Compatible RTC in a TDFN
FUNCTION
CLOCK
REGISTER ADDRESS
A7 A6 A5 A4 A3 A2 A1 A0
SECONDS RD 0 0 0 0 0 0 1
/W
MINUTES RD 0 0 0 0 0 1 1
/W
HOURS RD 0 0 0 0 1 0 1
/W
DATE RD 0 0 0 0 1 1 1
/W
MONTH RD 0 0 0 1 0 0 1
/W
DAY RD 0 0 0 1 0 1 1
/W
VALUE
REGISTER DEFINITION
D7 D6 D5 D4 D3 D2 D1 D0
00-59
*POR STATE
0
10 SEC
1 SEC
0 00 0 0 0 0 0
00-59
ALM
OUT
10 MIN
1 MIN
*POR STATE 0 0 0 0 0 0 0 0
00-23
01-12
12/24
0
1/0
10
HR 10
A/P HR
0/1
1 HR
*POR STATE 0 0 0 0 0 0 0 0
01-28/29
01-30
0-31
*POR STATE
0 0 10 DATE
1 DATE
0 00 0 0 0 0 1
01-12
*POR STATE
0 0 0 10M
1 MONTH
0 00 0 0 0 0 1
01-07 0 0 0 0 0 WEEK DAY
*POR STATE 0 0 0 0 0 0 0 1
YEAR RD 0 0 0 1 1 0 1
/W
00-99
*POR STATE
10 YEAR
1 YEAR
0 11 1 0 0 0 0
CONTROL RD 0 0 0 1 1 1 1
/W
WP 0 0 0 0 0 0 0
*POR STATE 0 0 0 0 0 0 0 0
CENTURY RD 0 0 1 0 0 1 1
/W
00-99
*POR STATE
1000 YEAR
0 00 1
100 YEAR
1001
Note: *POR STATE defines power-on reset state of register contents.
Figure 2. Register Address Definition (Sheet 1 of 3)
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