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參數資料
| 型號： | TPS65910RSLT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PQCC48 |
| 封裝： | 6 X 6 MM, 0.40 MM PITCH, GREEN, PLASTIC, VQFN-48 |
| 文件頁數： | 52/86頁 |
| 文件大小： | 534K |
| 代理商： | TPS65910RSLT |
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PRODUCTPREVIEW
SWCS046A – MARCH 2010 – REVISED MAY 2010
www.ti.com
7
6
5
4
3
2
1
0
POWER_UP
ALARM
EVENT_1D
EVENT_1H
EVENT_1M
EVENT_1S
RUN
Reserved
Bits
Field Name
Description
Type
Reset
7
POWER_UP
Indicates that a reset occurred (bit cleared to 0 by writing 1).
RW
1
POWER_UP is set by a reset, is cleared by writing one in this bit.
6
ALARM
Indicates that an alarm interrupt has been generated (bit clear by writing
RW
0
1).
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 s duration).
5
EVENT_1D
One day has occurred
RO
0
4
EVENT_1H
One hour has occurred
RO
0
3
EVENT_1M
One minute has occurred
RO
0
2
EVENT_1S
One second has occurred
RO
0
1
RUN
0: RTC is frozen
RO
0
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
0
R returns
0s
Table 26. RTC_INTERRUPTS_REG
Address Offset
0x12
Physical Address
Instance
Description
RTC interrupt control register
Type
RW
7
6
5
4
3
2
1
0
Reserved
IT_ALARM
IT_TIMER
EVERY
IT_SLEEP_MASK_EN
Bits
Field Name
Description
Type
Reset
7:5
Reserved
Reserved bit
RO
0x0
R returns
0s
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
3
IT_ALARM
Enable one interrupt when the alarm value is reached (TC ALARM
RW
0
registers) by the TC registers
2
IT_TIMER
Enable periodic interrupt
RW
0
0: interrupt disabled
1: interrupt enabled
1:0
EVERY
Interrupt period
RW
0x0
00: every second
01: every minute
10: every hour
11: every day
56
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TPS65910
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