Using the Serial Plotter (Solved)

[SierraGolfMike]

@SierraGolfMike

@JohnLincoln

For me, it was displaying the first point where i = 0, sin = 0, cos = 220.

I tried incrementing by 15 and it is much clearer that the first point corresponds to i = 15.

First Press

Second Press

Third Press

Looks fine apart from the anomaly in the centre!