/* vim: set et sw=4 sts=4: */

digraph classes {
    graph [rankdir=BT];
    node [shape=rect, style=filled, color="#2980b9", fontname=Sans, fontcolor="#ffffff", fontsize=10];
    edge [];

    InputDevice->GPIODevice;
    WaitableInputDevice->InputDevice;
    DigitalInputDevice->WaitableInputDevice;
    SmoothedInputDevice->WaitableInputDevice;
    Button->DigitalInputDevice;
    MotionSensor->SmoothedInputDevice;
    LightSensor->SmoothedInputDevice;

    OutputDevice->GPIODevice;
    DigitalOutputDevice->OutputDevice;
    LED->DigitalOutputDevice;
    Buzzer->DigitalOutputDevice;
    PWMOutputDevice->DigitalOutputDevice;
    PWMLED->PWMOutputDevice;
}