SysTick-based tick counter, delay and timestamp helpers.
void ra8_delay_ms(uint32_t ms)
Busy-wait for at least ms milliseconds.
uint32_t ra8_time_ms(void)
Get the current 1 kHz tick count.
uint32_t ra8_now_ms(void)
Short-form alias for ra8_time_ms().
void ra8_sleep_ms(uint32_t ms)
Short-form alias for ra8_delay_ms().