You can use the command line in two modes:

channel mode mode: “1@100” –> channel one sets dmx value to 100% (255)
“1/5-3@DMX128” –> channel 1 thru 5 except channel 3 sets value 50% (128)

Fixture mode:

“1@100” –> fixture one sets intensity to 100% (255)
“1/5-3@DMX128” –> fixture 1 thru 5 except fixture 3 sets intensity to 50% (128)
“1+4COLOR@DMX20” –> fixture 1 and 4 sets colorwheel channel to 50
“goboROT@DMX230” –> the selected ficture(s) sets rotation channe for gobo to 230