(1) Galvanometer mode: no short circuit is connected. At this time, rotary marking does not work.
(2) Rotary mark mode: short-circuit IN0 and GND for the mark board, and support bitmap, vector graphics, text and other processing modes.
(3) Scan mode: short-circuit IN0, IN1 and GND for the mark board, this mode is only suitable for filling processing in the vertical direction of the Y axis, and cannot be used for vector graphics and edge-to-edge printing.
