TPS65910, TPS65910A, TPS65910A3, TPS659101, TPS659102, TPS659103
TPS659104, TPS659105, TPS659106, TPS659107, TPS659108, TPS659109
www.ti.com
SWCS046N –MARCH 2010–REVISED APRIL 2012
Table 29. RTC_STATUS_REG
Address Offset
Physical Address
Description
0x11
Instance
RTC status register:
NOTES: A dummy read of this register is necessary before each I2C read in order to update the status
register value.
Type
RW
7
6
5
4
3
2
1
0
POWER_UP
ALARM
EVENT_1D
EVENT_1H
EVENT_1M
EVENT_1S
RUN
Reserved
Bits
Field Name
POWER_UP
Description
Type
Reset
7
Indicates that a reset occurred (bit cleared to 0 by writing 1).
POWER_UP is set by a reset, is cleared by writing one in this bit.
RW
1
6
ALARM
Indicates that an alarm interrupt has been generated (bit clear by writing
1).
RW
0
The alarm interrupt keeps its low level, until the micro-controller write 1 in
the ALARM bit of the RTC_STATUS_REG register.
The timer interrupt is a low-level pulse (15 µs duration).
5
4
3
2
1
EVENT_1D
EVENT_1H
EVENT_1M
EVENT_1S
RUN
One day has occurred
One hour has occurred
One minute has occurred
One second has occurred
RO
RO
RO
RO
RO
0
0
0
0
0
0: RTC is frozen
1: RTC is running
This bit shows the real state of the RTC, indeed because of STOP_RTC
signal was resynchronized on 32-kHz clock, the action of this bit is
delayed.
0
Reserved
Reserved bit
RO
R returns
0s
0
Table 30. RTC_INTERRUPTS_REG
Address Offset
Physical Address
Description
Type
0x12
Instance
RTC interrupt control register
RW
7
6
5
4
3
2
1
0
Reserved
IT_ALARM
IT_TIMER
EVERY
Bits
Field Name
Reserved
Description
Type
Reset
7:5
Reserved bit
RO
R returns
0s
0x0
4
IT_SLEEP_MASK_E 1: Mask periodic interrupt while the TPS65910 device is in SLEEP mode.
RW
0
N
Interrupt event is back up in a register and occurred as soon as the
TPS65910 device is no more in SLEEP mode.
0: Normal mode, no interrupt masked
Copyright © 2010–2012, Texas Instruments Incorporated
Submit Documentation Feedback
59
Product Folder Link(s): TPS65910 TPS65910A TPS65910A3 TPS659101 TPS659102 TPS659103 TPS659104
TPS659105 TPS659106 TPS659107 TPS659108 TPS659109
TI [ TEXAS INSTRUMENTS ]
