digraph pdo_read {
    node [fontname="Helvetica"]
    edge [fontname="Helvetica", fontsize="12"]

    start
    start -> action_next_sync [label="First SM", weight=5]

    action_next_sync [shape=point,label=""]
    action_next_sync -> pdo_count [weight=5]
    action_next_sync -> end

    pdo_count
    pdo_count -> action_next_pdo [weight=5]

    action_next_pdo [shape=point,label=""]
    action_next_pdo -> pdo [label="Next PDO", weight=5]
    action_next_pdo -> action_next_sync [label="No more PDOs"]

    pdo
    pdo -> pdo_entries [weight=5]

    pdo_entries
    pdo_entries -> action_next_pdo

    end
}
