Panasonic MN101L Series

Chapter 12
Real Time Clock (RTC)
XII - 10 Control Registers
12.2.4 Periodic Interrupt Control Register
 Periodic Interrupt Control Register (RTCCIRQ: 0x03ED2)
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The periodic interrupt of 1/2 or 1 second can occur even when the RTCCTR.CLKEEN is "0",
which means that RTC stops.
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More than one bit of the CIRQHEN, the CIRQMIEN, the CIRQSEN and the CIRQS05EN
must not be set to "1".
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bp765432 1 0
Bit name - - - CIRQHEN CIRQMIEN CIRQSEN CIRQS05EN -
At reset000000 0 0
Access R R R R/W R/W R/W R/W R
bp Bit name Description
7 to 5 - Always read as 0.
4CIRQHEN
Periodic interrupt control (The periodic interrupt is generated every hour)
0: Disable
1: Enable
3 CIRQMIEN
Periodic interrupt control (The periodic interrupt is generated every minute)
0: Disable
1: Enable
2 CIRQSEN
Periodic interrupt control (The periodic interrupt is generated every second)
0: Disable
1: Enable
1CIRQS05EN
Periodic interrupt control (The periodic interrupt is generated every 1/2 second)
0: Disable
1: Enable
0 - Always read as "0".