W90P710_05 Datasheet, PDF (428/526 Pages) Winbond – 16/32-bit ARM microcontroller

W90P710
Continued
BITS
DESCRIPTIONS
RTC Alarm Interrupt Indication REGISTER
1 = It indicates that time counter and calendar counter have
counted
to a specified time recorded in TAR and CAR. RTC alarm
[0]
Alarm_int_st
interrupt
has been activated.
0 = It indicates that alarm interrupt has never occurred. Software
can
Also clear this bit after RTC interrupt has occurred.
Note : User can clear these two bits by writing 0x0 to RIIR
RTC Tick Time Register (RTC_TTR)
REGISTER ADDRESS R/W
DESCRIPTION
RTC_TTR 0xFFF8_4030 R/W RTC Tick Time Register
31
30
29
28
27
26
Reserved
23
22
21
20
19
18
Reserved
15
14
13
12
11
10
Reserved
7
6
5
4
3
2
Reserved
RESET VALUE
0X0000_0000
25
24
17
16
9
8
1
0
TTI
- 428 -