Add a PV providing a square wave.
Add a PV providing a sawtooth signal.
Add a PV providing a triangle signal.
Add a PV providing a sine wave.
Add a PV providing a cosine wave.
Add a PV providing a uniform noise signal.
Add a PV providing a fake Gaussian signal (sum of 10 uniform noise signals).
Add a PV providing a real Gaussian noise signal.
Merge IOC providing some noise PVs.
Merge IOC providing some simple waveforms.