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3.6.5.2.38
RTC1_RTC_CTL (0x04100730)
31
30
29
28
Reserved
-
15
14
13
12
CLK
NEG
Reserved
EDG
E_E
N
-
RW
bit[1:0] : EXTALM_SEL [1:0] (External Alarm Output Select Signal)
This register selects one AlarmFlag from AlarmFlag0, AlarmFlag1, and AlarmFlag2 as an Alarm output
outside (RTC1_ExtAlm).
EXTALM_SEL
Description of Functions
0
AlarmFlag0 is used as an External Output Alarm (RTC1_ExtAlm).
1
AlarmFlag1 is used as an External Output Alarm (RTC1_ExtAlm).
2
AlarmFlag2 is used as an External Output Alarm (RTC1_ExtAlm).
3
0 is output as an External Output Alarm (RTC0_ExtAlm).
(When EXTALM_POL indicates "0")
1 is output as an External Output Alarm (RTC0_ExtAlm).
(When EXTALM_POL indicates "1")
bit[4] : EXTALM_POL (External Alarm Output Select Signal)
This register sets signal logic (positive logic or negative logic) of External Output Alarm.
EXTALM_POL
Description of Functions
0
outputs an External Output Alarm (RTC1_ExtAlm) signal using positive logic
1
outputs an External Output Alarm (RTC1_ExtAlm) signal using negative logic
bit[9:8] : SYNC_SEL [1:0] (External Alarm Output Select Signal)
This register selects one Alarm used as a trigger of Time Synchronization.
EXTALM_SEL
Description of Functions
0
RTC0_ExtAlm is used as a trigger of Time Synchronization.
27
26
25
24
11
10
9
8
Reserved
SYNC_SEL
-
RW
－206/1010－
23
22
21
20
7
6
5
4
EXT
AL
Reserved
M_P
OL
-
RW
CXD5602 User Manual
19
18
17
16
3
2
1
0
EXTALM_S
Reserved
EL
-
RW
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