7 rtc calendar alarm register – Rainbow Electronics AT73C246 User Manual
Page 47
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47
11050A–PMAAC–07-Apr-10
AT73C246
11.10.7
RTC Calendar Alarm Register
Name: RTC_CALALR
Access:
Read-write
Address: 0x14
• MONTH: Month Alarm
This field is the alarm field corresponding to the BCD-coded month counter.
• MTHEN: Month Alarm Enable
0 = The month-matching alarm is disabled.
1 = The month-matching alarm is enabled.
• DATE: Date Alarm
This field is the alarm field corresponding to the BCD-coded date counter.
• DATEEN: Date Alarm Enable
0 = The date-matching alarm is disabled.
1 = The date-matching alarm is enabled.
31
30
29
28
27
26
25
24
DATEEN
–
DATE
23
22
21
20
19
18
17
16
MTHEN
–
–
MONTH
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
–
–
–
–
–
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