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NRF52820-QDAA-R Datasheet(PDF) 132 Page - Nordic Semiconductor

Part # NRF52820-QDAA-R
Description  nRF52820
PDF  437 Pages
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Manufacturer  NORDIC [Nordic Semiconductor]
Direct Link  https://www.nordicsemi.com/
Logo NORDIC - Nordic Semiconductor

NRF52820-QDAA-R Datasheet(HTML) 132 Page - Nordic Semiconductor

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Peripherals
Read GPIO port
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
ID
f e d c b a Z Y X W V U T S R Q P O N M L K J I H G F E 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
ID
Access
Field
Value ID
Value
Description
A-f
R
PIN[i] (i=0..31)
Pin i
Low
0
Pin input is low
High
1
Pin input is high
6.8.2.5 DIR
Address offset: 0x514
Direction of GPIO pins
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
ID
f e d c b a Z Y X W V U T S R Q P O N M L K J I H G F E 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
ID
Access
Field
Value ID
Value
Description
A-f
RW PIN[i] (i=0..31)
Pin i
Input
0
Pin set as input
Output
1
Pin set as output
6.8.2.6 DIRSET
Address offset: 0x518
DIR set register
Read: reads value of DIR 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
ID
f e d c b a Z Y X W V U T S R Q P O N M L K J I H G F E 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
ID
Access
Field
Value ID
Value
Description
A-f
RW PIN[i] (i=0..31)
Set as output pin i
Input
0
Read: pin set as input
Output
1
Read: pin set as output
Set
1
Write: a '1' sets pin to output; a '0' has no effect
6.8.2.7 DIRCLR
Address offset: 0x51C
DIR clear register
Read: reads value of DIR register.
4463_156 v1.0
132



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