Hardware abstraction layer for accessing the watchdog timer (WDT) peripheral.
More...
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#define | NRF_WDT_CHANNEL_NUMBER 0x8UL |
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#define | NRF_WDT_RR_VALUE 0x6E524635UL /* Fixed value, shouldn't be modified.*/ |
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#define | NRF_WDT_TASK_SET 1UL |
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#define | NRF_WDT_EVENT_CLEAR 0UL |
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enum | nrf_wdt_task_t { NRF_WDT_TASK_START = offsetof(NRF_WDT_Type, TASKS_START)
} |
| WDT tasks. More...
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enum | nrf_wdt_event_t { NRF_WDT_EVENT_TIMEOUT = offsetof(NRF_WDT_Type, EVENTS_TIMEOUT)
} |
| WDT events. More...
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enum | nrf_wdt_behaviour_t {
NRF_WDT_BEHAVIOUR_RUN_SLEEP = WDT_CONFIG_SLEEP_Msk,
NRF_WDT_BEHAVIOUR_RUN_HALT = WDT_CONFIG_HALT_Msk,
NRF_WDT_BEHAVIOUR_RUN_SLEEP_HALT = WDT_CONFIG_SLEEP_Msk | WDT_CONFIG_HALT_Msk,
NRF_WDT_BEHAVIOUR_PAUSE_SLEEP_HALT = 0
} |
| WDT behavior in CPU SLEEP or HALT mode. More...
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enum | nrf_wdt_rr_register_t {
NRF_WDT_RR0 = 0,
NRF_WDT_RR1,
NRF_WDT_RR2,
NRF_WDT_RR3,
NRF_WDT_RR4,
NRF_WDT_RR5,
NRF_WDT_RR6,
NRF_WDT_RR7
} |
| WDT reload request registers. More...
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enum | nrf_wdt_int_mask_t { NRF_WDT_INT_TIMEOUT_MASK = WDT_INTENSET_TIMEOUT_Msk
} |
| WDT interrupts. More...
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Hardware abstraction layer for accessing the watchdog timer (WDT) peripheral.
WDT behavior in CPU SLEEP or HALT mode.
Enumerator |
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NRF_WDT_BEHAVIOUR_RUN_SLEEP |
WDT will run when CPU is in SLEEP mode.
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NRF_WDT_BEHAVIOUR_RUN_HALT |
WDT will run when CPU is in HALT mode.
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NRF_WDT_BEHAVIOUR_RUN_SLEEP_HALT |
WDT will run when CPU is in SLEEP or HALT mode.
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NRF_WDT_BEHAVIOUR_PAUSE_SLEEP_HALT |
WDT will be paused when CPU is in SLEEP or HALT mode.
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WDT events.
Enumerator |
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NRF_WDT_EVENT_TIMEOUT |
Event from WDT time-out.
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WDT interrupts.
Enumerator |
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NRF_WDT_INT_TIMEOUT_MASK |
WDT interrupt from time-out event.
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WDT reload request registers.
Enumerator |
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NRF_WDT_RR0 |
Reload request register 0.
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NRF_WDT_RR1 |
Reload request register 1.
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NRF_WDT_RR2 |
Reload request register 2.
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NRF_WDT_RR3 |
Reload request register 3.
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NRF_WDT_RR4 |
Reload request register 4.
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NRF_WDT_RR5 |
Reload request register 5.
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NRF_WDT_RR6 |
Reload request register 6.
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NRF_WDT_RR7 |
Reload request register 7.
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WDT tasks.
Enumerator |
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NRF_WDT_TASK_START |
Task for starting WDT.
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Function for configuring the watchdog behavior when the CPU is sleeping or halted.
- Parameters
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behaviour | Watchdog behavior when CPU is in SLEEP or HALT mode. |
__STATIC_INLINE uint32_t nrf_wdt_event_address_get |
( |
nrf_wdt_event_t |
event | ) |
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Function for returning the address of a specific WDT event register.
- Parameters
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- Return values
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address | of requested event register |
Function for retrieving the state of the WDT event.
- Parameters
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- Return values
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true | If the event is set. |
false | If the event is not set. |
Function for clearing the WDT event.
- Parameters
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__STATIC_INLINE void nrf_wdt_int_disable |
( |
uint32_t |
int_mask | ) |
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Function for disabling a specific interrupt.
- Parameters
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__STATIC_INLINE void nrf_wdt_int_enable |
( |
uint32_t |
int_mask | ) |
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Function for enabling a specific interrupt.
- Parameters
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__STATIC_INLINE bool nrf_wdt_int_enable_check |
( |
uint32_t |
int_mask | ) |
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Function for retrieving the state of given interrupt.
- Parameters
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- Return values
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true | Interrupt is enabled. |
false | Interrupt is not enabled. |
Function for disabling a specific reload request register.
- Parameters
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[in] | rr_register | Reload request register to disable. |
Function for enabling a specific reload request register.
- Parameters
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[in] | rr_register | Reload request register to enable. |
Function for retrieving the status of a specific reload request register.
- Parameters
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[in] | rr_register | Reload request register to check. |
- Return values
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true | If the reload request register is enabled. |
false | If the reload request register is not enabled. |
Function for setting a specific reload request register.
- Parameters
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[in] | rr_register | Reload request register to set. |
__STATIC_INLINE uint32_t nrf_wdt_reload_value_get |
( |
void |
| ) |
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Function for retrieving the watchdog reload value.
- Return values
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__STATIC_INLINE void nrf_wdt_reload_value_set |
( |
uint32_t |
reload_value | ) |
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Function for setting the watchdog reload value.
- Parameters
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[in] | reload_value | Watchdog counter initial value. |
Function for retrieving the watchdog reload request status.
- Parameters
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[in] | rr_register | Reload request register to check. |
- Return values
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true | If a reload request is running. |
false | If no reload request is running. |
__STATIC_INLINE bool nrf_wdt_started |
( |
void |
| ) |
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Function for retrieving the watchdog status.
- Return values
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true | If the watchdog is started. |
false | If the watchdog is not started. |
__STATIC_INLINE uint32_t nrf_wdt_task_address_get |
( |
nrf_wdt_task_t |
task | ) |
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Function for returning the address of a specific WDT task register.
- Parameters
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Function for starting the watchdog.
- Parameters
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