SAM3N00A Atmel Corporation, SAM3N00A Datasheet - Page 237

• Manufacturer Part Number: SAM3N00A
• Manufacturer: Atmel Corporation

14.6.4
Name:
Address:
Access:
• CENT: Current Century
The range that can be set is 19 - 20 (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.
237
31
23
15
–
7
–
SAM3N
RTC Calendar Register
DAY
30
22
14
RTC_CALR
0x400E146C
Read-write
–
6
29
21
13
5
28
20
12
4
YEAR
CENT
27
19
11
3
DATE
MONTH
26
18
10
2
25
17
9
1
11011A–ATARM–04-Oct-10
24
16
8
0