BOPIXEL OPR405 Series Operating Manual page 18

There is only one picture of Flash Index 1, choose any color in the color bar, and then
click Add Pattern to Sequence.
⑦ Set the exposure time of a single picture, and the picture display period (the
display period refers to the exposure time for displaying a picture, plus the time
without any display). Note that the time setting has the following basic requirements,
display period = exposure time, or display period - exposure time > 230μs, DLP
displays a picture with a minimum of 8333μs.
⑧ Send setting mode, click send, the following interface will appear.
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