A digital micromirror device control apparatus, comprising: a video decoding circuit configured to decode received video data, thereby obtaining component data signals of three or four colors; and a digital micromirror device driving circuit, including a first sub-driving circuit and a second sub-driving circuit; wherein first to third receiving ends of the first sub-driving circuit are connected to the video decoding circuit and an output end of the first sub-driving circuit is connected to a first digital micromirror device, wherein fourth to sixth receiving ends of the second sub-driving circuit are connected to the video decoding circuit and an output end of the second sub-driving circuit is connected to a second digital micromirror device, wherein the first sub-driving circuit and the second sub-driving circuit are configured to process the component data signals of three or four colors, wherein the first sub-driving circuit is configured to control the first digital micromirror device to modulate light based on the component data signals received by the first sub-driving circuit, wherein the second sub-driving circuit is configured to control the second digital micromirror device to modulate the light based on the component data signals received by the second sub-driving circuit, and wherein the video decoding circuit includes a first signal output end configured to output a component data signal of a first color, a second signal output end configured to output a component data signal of a second color, and a third signal output end configured to output a component data signal of a third color; characterized in that the first receiving end is connected to the first signal output end, the second receiving end is connected to the first signal output end, and the third receiving end is connected to the second signal output end; and in that the fourth receiving end is connected to the third signal output end, and the fifth receiving end is connected to the third signal output end. a video decoding circuit configured to decode received video data, thereby obtaining component data signals of three or four colors; and a digital micromirror device driving circuit, including a first sub-driving circuit and a second sub-driving circuit; wherein first to third receiving ends of the first sub-driving circuit are connected to the video decoding circuit and an output end of the first sub-driving circuit is connected to a first digital micromirror device, wherein fourth to sixth receiving ends of the second sub-driving circuit are connected to the video decoding circuit and an output end of the second sub-driving circuit is connected to a second digital micromirror device, wherein the first sub-driving circuit and the second sub-driving circuit are configured to process the component data signals of three or four colors, wherein the first sub-driving circuit is configured to control the first digital micromirror device to modulate light based on the component data signals received by the first sub-driving circuit, wherein the second sub-driving circuit is configured to control the second digital micromirror device to modulate the light based on the component data signals received by the second sub-driving circuit, and wherein the video decoding circuit includes a first signal output end configured to output a component data signal of a first color, a second signal output end configured to output a component data signal of a second color, and a third signal output end configured to output a component data signal of a third color; characterized in that the first receiving end is connected to the first signal output end, the second receiving end is connected to the first signal output end, and the third receiving end is connected to the second signal output end; and in that the fourth receiving end is connected to the third signal output end, and the fifth receiving end is connected to the third signal output end.