evk_timer.h

This module controls timer features of the SPARK EVK board.

Copyright

Copyright (C) 2026 SPARK Microsystems International Inc. All rights reserved.

License

This source code is proprietary and subject to the SPARK Microsystems Software EULA found in this package in file EULA.txt.

Author

SPARK FW Team.

Functions

void evk_timer_free_running_ms_init(uint8_t irq_priority)

Initialize the free running millisecond timer.

Parameters:

irq_priority – [in] Free running timer millisecond interrupt priority.

void evk_timer_free_running_quarter_ms_init(uint8_t irq_priority)

Initialize the free running quarter millisecond timer.

Parameters:

irq_priority – [in] Timer interrupt priority.

void evk_timer_delay_ms(uint32_t delay_ms)

Blocking delay with a 1 millisecond resolution.

Parameters:

delay_ms – [in] Delay in milliseconds to wait.

uint32_t evk_timer_get_ms_tick(void)

Get timebase tick value.

Returns:

Tick value.

uint64_t evk_timer_free_running_ms_get_tick_count(void)

Get the free running timer tick count with a 1 millisecond resolution.

Returns:

Tick count.

uint32_t evk_timer_free_running_ms_get_tick_frequency(void)

Get the free running ms timer tick frequency.

Returns:

The free running ms timer tick frequency.

uint64_t evk_timer_free_running_quarter_ms_get_tick_count(void)

Get the free running timer tick count with a 250 microseconds resolution.

Returns:

Tick count.