Texas Instruments TMS3320C5515 사용자 설명서
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Power Management
1.5.4.2
RTC Interrupt Flag Register (RTCINTFL) [1920h]
The RTC interrupt flag register (RTCINTFL) is shown in
and described in
Figure 1-19. RTC Interrupt Flag Register (RTCINTFL) [1920h]
15
14
8
ALARMFL
Reserved
R-0
R-0
7
6
5
4
3
2
1
0
Reserved
EXTFL
DAYFL
HOURFL
MINFL
SECFL
MSFL
R-0
R-0
R-0
R-0
R-0
R-0
R-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 1-29. RTC Interrupt Flag Register (RTCINTFL) Field Descriptions
Bit
Field
Value
Description
15
ALARMFL
Indicates that an alarm interrupt has been generated.
0
Alarm interrupt did not occur.
1
Alarm interrupt occurred (write 1 to clear).
14-6
Reserved
0
Reserved.
5
EXTFL
External event (WAKEUP pin assertion) has occurred.
0
External event interrupt has not occurred.
1
External event interrupt occurred (write 1 to clear).
4
DAYFL
Day event has occurred.
0
Periodic Day event has not occurred.
1
Periodic Day event occurred (write 1 to clear).
3
HOURFL
Hour event has occurred.
0
Periodic Hour event has not occurred.
1
Periodic Hour event occurred (write 1 to clear).
2
MINFL
Minute Event has occurred.
0
Periodic Minute event has not occurred.
1
Periodic Minute event occurred (write 1 to clear).
1
SECFL
Second Event occurred.
0
Periodic Second event has not occurred.
1
Periodic Second event occurred (write 1 to clear).
0
MSFL
Millisecond event occurred.
0
Periodic Millisecond event has not occurred.
1
Periodic Millisecond event occurred (write 1 to clear).
47
SPRUFX5A – October 2010 – Revised November 2010
System Control
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