Allwinner A20 - Page 128

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 128 / 812
Offset: 0x104
Register Name: RTC_YY_MM_DD_REG
Bit
Read/
Write
Default/Hex
Description
23:16
R/W
x
YEAR.
Year.
Range from 0~255.
15:12
/
/
/.
11:8
R/W
x
MONTH.
Month.
Range from 1~12.
7:5
/
/
/.
4:0
R/W
x
DAY.
Day.
Range from 1~31.
1.9.3.28. RTC HH-MM-SS REGISTER
Offset: 0x108
Register Name: RTC_HH_MM_SS_REG
Bit
Read/
Write
Default/Hex
Description
31:29
R/W
0x0
WK_NO.
Week number.
000: Monday
001: Tuesday
010: Wednesday
011: Thursday
100: Friday
101: Saturday
110: Sunday
111: /
28:21
/
/
/.
20:16
R/W
x
HOUR.
Range from 0~23
15:14
/
/
/.
13:8
R/W
x
MINUTE.
Range from 0~59