frequencyOn()

Start a frequency sounding on the device, and leave it sounding.

midiout.frequencyOn(frequency)

Stop it with frequencyOff(). Play only one frequency per channel at a time: since this uses pitch bend, it affects every other note sounding on the channel.

Parameters

midiout.frequencyOn(frequency, dynamic=100, channel=0, panning=-1)

Parameter	Type	Default	Description
frequency	float	required	The frequency to play, in hertz (8.17 to 12600.0).
dynamic	int	100	How loud the note is, from 0 to 127.
channel	int	0	The channel to play on, from 0 to 15.
panning	int	-1	Stereo position from 0 (left) to 127 (right); -1 uses the global panning.