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| static absolute_time_t | get_absolute_time (void) |
| | Return a representation of the current time. More...
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static uint32_t | us_to_ms (uint64_t us) |
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| static uint32_t | to_ms_since_boot (absolute_time_t t) |
| | Convert a timestamp into a number of milliseconds since boot. More...
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| static absolute_time_t | delayed_by_us (const absolute_time_t t, uint64_t us) |
| | Return a timestamp value obtained by adding a number of microseconds to another timestamp. More...
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| static absolute_time_t | delayed_by_ms (const absolute_time_t t, uint32_t ms) |
| | Return a timestamp value obtained by adding a number of milliseconds to another timestamp. More...
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| static absolute_time_t | make_timeout_time_us (uint64_t us) |
| | Convenience method to get the timestamp a number of microseconds from the current time. More...
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| static absolute_time_t | make_timeout_time_ms (uint32_t ms) |
| | Convenience method to get the timestamp a number of milliseconds from the current time. More...
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| static int64_t | absolute_time_diff_us (absolute_time_t from, absolute_time_t to) |
| | Return the difference in microseconds between two timestamps. More...
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| static absolute_time_t | absolute_time_min (absolute_time_t a, absolute_time_t b) |
| | Return the earlier of two timestamps. More...
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| static bool | is_at_the_end_of_time (absolute_time_t t) |
| | Determine if the given timestamp is "at_the_end_of_time". More...
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| static bool | is_nil_time (absolute_time_t t) |
| | Determine if the given timestamp is nil. More...
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| void | sleep_until (absolute_time_t target) |
| | Wait until after the given timestamp to return. More...
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| void | sleep_us (uint64_t us) |
| | Wait for the given number of microseconds before returning. More...
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| void | sleep_ms (uint32_t ms) |
| | Wait for the given number of milliseconds before returning. More...
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| bool | best_effort_wfe_or_timeout (absolute_time_t timeout_timestamp) |
| | Helper method for blocking on a timeout. More...
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void | alarm_pool_init_default (void) |
| | Create the default alarm pool (if not already created or disabled)
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| alarm_pool_t * | alarm_pool_get_default (void) |
| | The default alarm pool used when alarms are added without specifying an alarm pool, and also used by the SDK to support lower power sleeps and timeouts. More...
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| alarm_pool_t * | alarm_pool_create (uint hardware_alarm_num, uint max_timers) |
| | Create an alarm pool. More...
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| alarm_pool_t * | alarm_pool_create_with_unused_hardware_alarm (uint max_timers) |
| | Create an alarm pool, claiming an used hardware alarm to back it. More...
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| uint | alarm_pool_hardware_alarm_num (alarm_pool_t *pool) |
| | Return the hardware alarm used by an alarm pool. More...
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| uint | alarm_pool_core_num (alarm_pool_t *pool) |
| | Return the core number the alarm pool was initialized on (and hence callbacks are called on) More...
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| void | alarm_pool_destroy (alarm_pool_t *pool) |
| | Destroy the alarm pool, cancelling all alarms and freeing up the underlying hardware alarm. More...
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| alarm_id_t | alarm_pool_add_alarm_at (alarm_pool_t *pool, absolute_time_t time, alarm_callback_t callback, void *user_data, bool fire_if_past) |
| | Add an alarm callback to be called at a specific time. More...
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| alarm_id_t | alarm_pool_add_alarm_at_force_in_context (alarm_pool_t *pool, absolute_time_t time, alarm_callback_t callback, void *user_data) |
| | Add an alarm callback to be called at or after a specific time. More...
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| static alarm_id_t | alarm_pool_add_alarm_in_us (alarm_pool_t *pool, uint64_t us, alarm_callback_t callback, void *user_data, bool fire_if_past) |
| | Add an alarm callback to be called after a delay specified in microseconds. More...
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| static alarm_id_t | alarm_pool_add_alarm_in_ms (alarm_pool_t *pool, uint32_t ms, alarm_callback_t callback, void *user_data, bool fire_if_past) |
| | Add an alarm callback to be called after a delay specified in milliseconds. More...
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| bool | alarm_pool_cancel_alarm (alarm_pool_t *pool, alarm_id_t alarm_id) |
| | Cancel an alarm. More...
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| static alarm_id_t | add_alarm_at (absolute_time_t time, alarm_callback_t callback, void *user_data, bool fire_if_past) |
| | Add an alarm callback to be called at a specific time. More...
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| static alarm_id_t | add_alarm_in_us (uint64_t us, alarm_callback_t callback, void *user_data, bool fire_if_past) |
| | Add an alarm callback to be called after a delay specified in microseconds. More...
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| static alarm_id_t | add_alarm_in_ms (uint32_t ms, alarm_callback_t callback, void *user_data, bool fire_if_past) |
| | Add an alarm callback to be called after a delay specified in milliseconds. More...
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| static bool | cancel_alarm (alarm_id_t alarm_id) |
| | Cancel an alarm from the default alarm pool. More...
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| bool | alarm_pool_add_repeating_timer_us (alarm_pool_t *pool, int64_t delay_us, repeating_timer_callback_t callback, void *user_data, repeating_timer_t *out) |
| | Add a repeating timer that is called repeatedly at the specified interval in microseconds. More...
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| static bool | alarm_pool_add_repeating_timer_ms (alarm_pool_t *pool, int32_t delay_ms, repeating_timer_callback_t callback, void *user_data, repeating_timer_t *out) |
| | Add a repeating timer that is called repeatedly at the specified interval in milliseconds. More...
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| static bool | add_repeating_timer_us (int64_t delay_us, repeating_timer_callback_t callback, void *user_data, repeating_timer_t *out) |
| | Add a repeating timer that is called repeatedly at the specified interval in microseconds. More...
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| static bool | add_repeating_timer_ms (int32_t delay_ms, repeating_timer_callback_t callback, void *user_data, repeating_timer_t *out) |
| | Add a repeating timer that is called repeatedly at the specified interval in milliseconds. More...
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| bool | cancel_repeating_timer (repeating_timer_t *timer) |
| | Cancel a repeating timer. More...
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v1.5.0
