NRF52810-QFAA-R datasheet(69/483 Pages) NORDIC

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Power and clock management

Bit number

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

D C B A

Reset 0x00000000

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

RW Field

Value Id

Value

Description

Detected

RW LOCKUP

Reset from CPU lock-up detected

NotDetected

Not detected

Detected

RW OFF

Reset due to wake up from System OFF mode when wakeup

is triggered from DETECT signal from GPIO

NotDetected

Not detected

Detected

RW DIF

Reset due to wake up from System OFF mode when wakeup

is triggered from entering into debug interface mode

NotDetected

Not detected

Detected

5.3.9.4 SYSTEMOFF

Address offset: 0x500

System OFF register

Bit number

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Reset 0x00000000

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

RW Field

Value Id

Value

Description

W SYSTEMOFF

Enable System OFF mode

Enter

Enable System OFF mode

5.3.9.5 POFCON

Address offset: 0x510

Power failure comparator configuration

Bit number

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

B B B B A

Reset 0x00000000

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

RW Field

Value Id

Value

Description

RW POF

Enable or disable power failure comparator

Disabled

Disable

Enabled

Enable

RW THRESHOLD

Power failure comparator threshold setting

V17

Set threshold to 1.7 V

V18

Set threshold to 1.8 V

V19

Set threshold to 1.9 V

V20

Set threshold to 2.0 V

V21

Set threshold to 2.1 V

V22

Set threshold to 2.2 V

V23

Set threshold to 2.3 V

V24

Set threshold to 2.4 V

V25

Set threshold to 2.5 V

V26

Set threshold to 2.6 V

V27

Set threshold to 2.7 V

4430_161 v1.0

NRF52810-QFAA-R Arkusz danych(PDF) 69 Page - Nordic Semiconductor

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