Datasheet

251
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
14.6.5 RTC Time Alarm Register
Name: RTC_TIMALR
Address: 0x400E1A70
Access: Read-write
This register can only be written if the WPEN bit is cleared in “RTC Write Protect Mode Register” on page 259.
• SEC: Second Alarm
This field is the alarm field corresponding to the BCD-coded second counter.
• SECEN: Second Alarm Enable
0: The second-matching alarm is disabled.
1: The second-matching alarm is enabled.
• MIN: Minute Alarm
This field is the alarm field corresponding to the BCD-coded minute counter.
• MINEN: Minute Alarm Enable
0: The minute-matching alarm is disabled.
1: The minute-matching alarm is enabled.
• HOUR: Hour Alarm
This field is the alarm field corresponding to the BCD-coded hour counter.
• AMPM: AM/PM Indicator
This field is the alarm field corresponding to the BCD-coded hour counter.
• HOUREN: Hour Alarm Enable
0: The hour-matching alarm is disabled.
1: The hour-matching alarm is enabled.
31 302928 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
HOUREN AMPM HOUR
15 14 13 12 11 10 9 8
MINEN MIN
76543 210
SECEN SEC