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NRF52820-QDAA-R Datasheet(PDF) 414 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) 414 Page - Nordic Semiconductor

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Peripherals
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
H G F E D C B A
Reset 0x00000001
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 1
ID
Access
Field
Value ID
Value
Description
A-H RW RR[i] (i=0..7)
Enable or disable RR[i] register
Disabled
0
Disable RR[i] register
Enabled
1
Enable RR[i] register
6.27.4.9 CONFIG
Address offset: 0x50C
Configuration 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
C
A
Reset 0x00000001
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 1
ID
Access
Field
Value ID
Value
Description
A
RW SLEEP
Configure the watchdog to either be paused, or kept
running, while the CPU is sleeping
Pause
0
Pause watchdog while the CPU is sleeping
Run
1
Keep the watchdog running while the CPU is sleeping
C
RW HALT
Configure the watchdog to either be paused, or kept
running, while the CPU is halted by the debugger
Pause
0
Pause watchdog while the CPU is halted by the debugger
Run
1
Keep the watchdog running while the CPU is halted by the
debugger
6.27.4.10 RR[n] (n=0..7)
Address offset: 0x600 + (n × 0x4)
Reload request n
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
A A A A A A A A A A A A A A A A A A A A A A A A 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
ID
Access
Field
Value ID
Value
Description
A
W RR
Reload request register
Reload
0x6E524635
Value to request a reload of the watchdog timer
6.27.5 Electrical specification
6.27.5.1 Watchdog Timer Electrical Specification
Symbol
Description
Min.
Typ.
Max.
Units
tWDT
Time out interval
458 µs
36 h
4463_156 v1.0
414



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