Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO Data Sheet
Product codes
ATSAM4E-XPRO
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
344
16.6.4 RTC Calendar Register
Name: RTC_CALR
Address:
0x400E186C
Access: Read/Write
CENT: Current Century
The range that can be set is 19–20 (gregorian) or 13–14 (persian) (BCD).
The lowest four bits encode the units. The higher bits encode the tens.
YEAR: Current Year
The range that can be set is 00–99 (BCD).
The lowest four bits encode the units. The higher bits encode the tens.
MONTH: Current Month
The range that can be set is 01–12 (BCD).
The lowest four bits encode the units. The higher bits encode the tens.
DAY: Current Day in Current Week
The range that can be set is 1–7 (BCD).
The coding of the number (which number represents which day) is user-defined as it has no effect on the date counter.
DATE: Current Day in Current Month
The range that can be set is 01–31 (BCD).
The lowest four bits encode the units. The higher bits encode the tens.
All non-significant bits read zero.
31
30
29
28
27
26
25
24
–
–
DATE
23
22
21
20
19
18
17
16
DAY
MONTH
15
14
13
12
11
10
9
8
YEAR
7
6
5
4
3
2
1
0
–
CENT