RTC_SS
20.3.5.13 ALARM_YEARS_REG Register (offset = 34h) [reset = 0h]
ALARM_YEARS_REG is shown in
and described in
The ALARM_YEARS_REG is used to program the year for the alarm interrupt. Only the last two digits are
used to represent the year and is stored as BCD format. In BCD format, the decimal numbers 0 through 9
are encoded with their binary equivalent.
Figure 20-73. ALARM_YEARS_REG Register
31
30
29
28
27
26
25
24
Reserved
R-0h
23
22
21
20
19
18
17
16
Reserved
R-0h
15
14
13
12
11
10
9
8
Reserved
R-0h
7
6
5
4
3
2
1
0
ALARM_YEAR1
ALARM_YEAR0
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 20-76. ALARM_YEARS_REG Register Field Descriptions
Bit
Field
Type
Reset
Description
31-8
Reserved
R
0h
7-4
ALARM_YEAR1
R/W
0h
2nd digit of years, Range from 0 to 9
3-0
ALARM_YEAR0
R/W
0h
1st digit of years, Range from 0 to 9
3646
Timers
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated