Epson S1C17W18 Technical Manual page 114

9 REAL-TIME CLOCK (RTCA)
Bits 11–9 Reserved
Bit 8 ALARMIE
Bit 7 1DAYIE
Bit 6 1HURIE
Bit 5 1MINIE
Bit 4 1SECIE
Bit 3 1_2SECIE
Bit 2 1_4SECIE
Bit 1 1_8SECIE
Bit 0 1_32SECIE
These bits enable real-time clock interrupts.
1 (R/W): Enable interrupts
0 (R/W): Disable interrupts
The following shows the correspondence between the bit and interrupt:
RTCINTE.ALARMIE bit: Alarm interrupt
RTCINTE.1DAYIE bit:
RTCINTE.1HURIE bit:
RTCINTE.1MINIE bit:
RTCINTE.1SECIE bit:
RTCINTE.1_2SECIE bit: 1/2-second interrupt
RTCINTE.1_4SECIE bit: 1/4-second interrupt
RTCINTE.1_8SECIE bit: 1/8-second interrupt
RTCINTE.1_32SECIE bit: 1/32-second interrupt
9-14
1-day interrupt
1-hour interrupt
1-minute interrupt
1-second interrupt
Seiko Epson Corporation
S1C17W18 TECHNICAL MANUAL
(Rev. 1.2)