NRF52820-QDAA-R datasheet(65/437 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 D D D

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

Access

Field

Value ID

Value

Description

V27

Set threshold to 2.7 V

V28

Set threshold to 2.8 V

RW THRESHOLDVDDH

Power-fail comparator threshold setting for high voltage

mode (supply connected to VDDH only). This setting does

not apply for normal voltage mode (supply connected to

both VDD and VDDH).

V27

Set threshold to 2.7 V

V28

Set threshold to 2.8 V

V29

Set threshold to 2.9 V

V30

Set threshold to 3.0 V

V31

Set threshold to 3.1 V

V32

Set threshold to 3.2 V

V33

Set threshold to 3.3 V

V34

Set threshold to 3.4 V

V35

Set threshold to 3.5 V

V36

Set threshold to 3.6 V

V37

Set threshold to 3.7 V

V38

Set threshold to 3.8 V

V39

Set threshold to 3.9 V

V40

Set threshold to 4.0 V

V41

Set threshold to 4.1 V

V42

Set threshold to 4.2 V

5.3.7.16 GPREGRET

Address offset: 0x51C

General purpose retention 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

A A A A A A A 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

Access

Field

Value ID

Value

Description

RW GPREGRET

General purpose retention register

This register is a retained register

5.3.7.17 GPREGRET2

Address offset: 0x520

General purpose retention 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

A A A A A A A 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

Access

Field

Value ID

Value

Description

RW GPREGRET

General purpose retention register

This register is a retained register

4463_156 v1.0

NRF52820-QDAA-R Datasheet(PDF) 65 Page - Nordic Semiconductor

NRF52820-QDAA-R Datasheet(HTML) 65 Page - Nordic Semiconductor

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