Time interval between switches to `true`, i.e. the period of the square wave.
Dutynumber
Duty cycle. Ratio of `true` signal duration to the whole `IVAL`.
Brightnumber
Starting brightness in tenths (0 off, .5 half brightness, 1 full on/non-blinking) when connected to a pwm output.
To use the node in your project you should have the jdhartman/testing-things library installed. Use the “File → Add Library” menu item in XOD IDE if you don’t have it yet. See Using libraries for more info.