DigSound

Play a sound when the signal goes from low to high, or when the signal is high.

The object is connected to a digital signal in the database. The sound is played either
once on positive edge of the signal, or cyclically when the signal is high. Also a
sound object of class Sound or SoundSequence has to be specified.

Attribute		Description
DigSound.Attribute		Signal in the database of type boolean that should
		influence the component.
DigSound.SoundObject		Sound object of class Sound or SoundSequence.
DigSound.Level		If level is 0, the sound is played when the signal changes
		from 0 to 1. If level is 1, the sound is played cyclically
		when the signal is high.
DigSound.Interval		Cycle time for cyclic play.
DigSound.Instances		Instance mask where instances can be added or removed.