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RK816-2 Datasheet(PDF) 41 Page - Rockchip Electronics Co., Ltd

Part # RK816-2
Description  Input range: 3.8V ~ 5.5V for USB input 2.7V~4.5V for BAT input
PDF  78 Pages
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Manufacturer  ROCKCHIP [Rockchip Electronics Co., Ltd]
Direct Link  http://www.rock-chips.com/a/en/index.html
Logo ROCKCHIP - Rockchip Electronics Co., Ltd

RK816-2 Datasheet(HTML) 41 Page - Rockchip Electronics Co., Ltd

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RK816 Datasheet
Rev 1.3
Copyright ©2017 Fuzhou Rockchip Electronics Co., Ltd.
41
Description
Bit 7-5
RESV: Reserved
Bit 4
INT_SLEEP_MASK_EN:
1: Mask periodic interrupt while the device is in SLEEP mode
0: Normal mode, no interrupt masked.
Bit 3
INT_ALARM_EN: Enable one interrupt when the alarm value is reached
1: Enable
0: Disable
Bit 2
INT_TIMER_EN: Enable periodic interrupt
Bit 1-0
EVERY: 00: every second 01: every minute
10: every hour
11: every
day
RTC_COMP_LSB_REG (REG[13]): RTC COMPENSATION REGISTER LSB
ADDRESS: 13H
TYPE: RW
Bit
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SYMBOL
RTC_COMP_LSB
DEFAULT
0
0
0
0
0
0
0
0
Description
Bit7-0
This register contains the number of 32-kHz periods to be added into the
32KHz counter every hour [LSB]
RTC_COMP_MSB_REG (REG[14]): RTC COMPENSATION REGISTER MSB
ADDRESS: 14H
TYPE: RW
Bit
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SYMBOL
RTC_COMP_MSB
DEFAULT
0
0
0
0
0
0
0
0
Description
Bit7-0
This register contains the number of 32-kHz periods to be added into the
32KHz counter every hour [MSB]
CLK32KOUT_REG (REG[20]): 32KHz CLOCK OUTPUT REGISTER
ADDRESS: 20H
TYPE: RW
Bit
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SYMBOL
RESV
CLK32KOUT_
EN
DEFAULT
0
0
0
0
0
0
0
1
Description
Bit 7-1
Reserved
Bit 0
CLK32KOUT_EN:
1: CLK32K is enabled， 0: CLK32K is disabled
5.2.2 Version Registers
CHIP_NAME_REG (REG[17]): CHIP NAME REGISTER
ADDRESS: 17H
TYPE: RO
Bit
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SYMBOL
CHIP_NAME<11:4>



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