Function esp_idf_svc::hal::sys::esp_timer_start_periodic

pub unsafe extern "C" fn esp_timer_start_periodic(
    timer: *mut esp_timer,
    period: u64,
) -> i32

@brief Start a periodic timer

Timer should not be running when this function is called. This function will start the timer which will trigger every ‘period’ microseconds.

@param timer timer handle created using esp_timer_create @param period timer period, in microseconds @return - ESP_OK on success - ESP_ERR_INVALID_ARG if the handle is invalid - ESP_ERR_INVALID_STATE if the timer is already running