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10 REAL-TIME CLOCK (RTCA)
10-14
Seiko Epson Corporation
S1C31D50/D51 TECHNICAL MANUAL
(Rev. 2.00)
Bits 11–9 Reserved
Bit 8
ALARMIE
Bit 7
T1DAYIE
Bit 6
T1HURIE
Bit 5
T1MINIE
Bit 4
T1SECIE
Bit 3
T1_2SECIE
Bit 2
T1_4SECIE
Bit 1
T1_8SECIE
Bit 0
T1_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:
RTCAINTE.ALARMIE bit: Alarm interrupt
RTCAINTE.T1DAYIE bit: 1-day interrupt
RTCAINTE.T1HURIE bit: 1-hour interrupt
RTCAINTE.T1MINIE bit: 1-minute interrupt
RTCAINTE.T1SECIE bit:
1-second interrupt
RTCAINTE.T1_2SECIE bit: 1/2-second interrupt
RTCAINTE.T1_4SECIE bit: 1/4-second interrupt
RTCAINTE.T1_8SECIE bit: 1/8-second interrupt
RTCAINTE.T1_32SECIE bit: 1/32-second interrupt