DA16200 datasheet(125/154 Pages) RENESAS

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DA16200

Ultra Low Power Wi-Fi SoC

Datasheet

Revision 3.6

04-Jan-2023

CFR0011-120-00

125 of 153

Table 198: rtc_control (0x50091010)

Bit

Mode

Symbol

Description

Reset

R/W

Wakeup enable for RTC_WAKEUP

0: wakeup disable

1: wakeup enable

1'b0

R/W

Brown out interrupt enable field

0: no interrupt will be enabled

1: when event, IRQ will be generated

1'b0

R/W

Black out interrupt enable field

0: no interrupt will be enabled

1: when event, IRQ will be generated

1'b0

R/W

RTC Watch-Dog Count

0: count disable

1: count enable

1'b0

R/W

RTC_WAKEUP input polarity selection

0: rising edge

1: falling edge

1'b0

R/W

RTC_WAKEUP interrupt enable (Normal mode)

0: no interrupt will be enabled

1: when event, IRQ will be generated

1'b0

R/W

Power down enable

0: no effect

1: go to power down mode

1'b0

Table 199: xtal_control (0x50091014)

Bit

Mode

Symbol

Description

Reset

R/W

VBAT BIAS current control

(0: max current, 1: min current)

1'b0

9:8

R/W

XTAL LDO current control

(0: max current, 3: min current)

2'b00

7:5

R/W

40M XTAL LDO output voltage control

3'b100

R/W

EN_XR_BAT

External resistor enable

0: Internal resistor used

1: External resistor used

1'b0

3:2

R/W

CLK_SEL1:0

Select clock source (default 32 kHz OSC)

0: 32 kHz OSC

1: 32 kHz Crystal

2: for Test

2'b00

R/W

EN_XTAL_BAT

32 kHz Crystal Power on/off (default:1)

(0: off, 1: on)

1'b1

R/W

PDB_OSC

1'b1

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