event_id = scheduler_add_periodical_event_priority(f1, NULL, 500000l/SCHEDULER_UNIT, 200);\r
scheduler_add_periodical_event_priority(f2, NULL, 500000l/SCHEDULER_UNIT, 100);\r
scheduler_add_periodical_event(f3, NULL, 1000000l/SCHEDULER_UNIT);\r
event_id = scheduler_add_periodical_event_priority(f1, NULL, 500000l/SCHEDULER_UNIT, 200);\r
scheduler_add_periodical_event_priority(f2, NULL, 500000l/SCHEDULER_UNIT, 100);\r
scheduler_add_periodical_event(f3, NULL, 1000000l/SCHEDULER_UNIT);\r