RTC_SS
20.3.5.4 DAYS_REG Register (offset = Ch) [reset = 1h]
DAYS_REG is shown in
and described in
The DAYS_REG is used to program the day of the month value of the current date. Days are stored as
BCD format. In BCD format, the decimal numbers 0 through 9 are encoded with their binary equivalent. If
the day value of the date is 28, DAY0 is set as 8 and DAY1 is set as 2.
Figure 20-64. DAYS_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
Reserved
DAY1
DAY0
R-0h
R/W-0h
R/W-1h
LEGEND: R/W = Read/Write; R = Read only; W1toCl = Write 1 to clear bit; -n = value after reset
Table 20-67. DAYS_REG Register Field Descriptions
Bit
Field
Type
Reset
Description
31-6
Reserved
R
0h
5-4
DAY1
R/W
0h
2nd digit of days, Range is 0 to 3
3-0
DAY0
R/W
1h
1st digit of days, Range is 0 to 9
3637
SPRUH73H – October 2011 – Revised April 2013
Timers
Copyright © 2011–2013, Texas Instruments Incorporated