Thickness:
Controls how thick the line is, from 0-10, with 0 being a single pixel dot.
Scale:
Controls how large the finished spirograph is, from 1-64.
Trail:
Controls the number of frames back that the trail extends (not effected by speed), ranging from 0-128.
Spread:
Controls how many points are drawn in the line, and ranges from 1-40.
Wiggle:
Controls how much the image is shifted by from 0-8.
Speed:
Makes everything faster, but otherwise doesnt do anything, Multiplying frames per second by -32 to 32.
Lines:
Increases amount of lines in range 1-16.
Pallete:
Changes colour of the lines to any one of 13 palletes.