Sony CXD5602 User Manual page 196

3.6.5.2.23 AlmOutEn2(0x7C)
31 30 29 28
Reserved
-
15 14 13 12
Dbg Reserved
RO -

bit[0] : En (Enable Signal for Normal Alarm2 Interrupt)
This register does the settings for notifying processor of Normal Alarm Flag2.
It takes time to reflect the settings. During reflecting, do not update the settings. You can check whether it is
in the process of reflecting by using Busy.
En
0
1
If 1'b0 is set on En,
an interrupt request is disabled. However, status register AlmFlg.Flg2 transitions to 1'b1 if conditions are met.

bit[8] : Busy (Write Busy Status)
This register indicates how far AlmOutEn2 register is reflected.
When Busy indicates "1", the register is reflecting Enable Signal (means that AlmOutEn2 must not be
updated). Once the reflection is completed, Busy becomes "0" automatically.
Busy
0
1

bit[15] : Dbg (Enable Signal Value for current Normal Alarm2 Interrupt)
This register is used for debugging. By reading this register, you can see Enable Signal value for the Normal
Alarm2 Interrupt that is currently used in RTC. By using this register, you can check whether the set value
has been normally reflected on AlmOutEn2.En or not.
27 26 25 24
11 10 9 8
Busy
RO
Description of Functions
Writing 0: disables an interrupt request to processor.
Even if conditions are met, interrupt will be deasserted.
Writing 1: enables an interrupt request to processor.
If conditions are met, interrupt will be asserted.
Description of Functions
Reading 0: AlmOutEn2 is not set or reflected completely.
Reading 1: AlmOutEn2 is being reflected. AlmOutEn2 must not be written.
－196/1010－
23 22 21 20
7 6 5 4
Reserved
-
CXD5602 User Manual
19 18 17 16
3 2 1 0
En
RW