{HEAD ~ The processing unit} transmits {TAIL ~ an illumination signal} to the ballast via the first interface, such that the ballast controls the illumination of the lamp according to the first waveform 
transmits
{ HEAD ~ The processing unit } transmits { TAIL ~ an illumination signal } to the ballast via the first interface , such that the ballast controls the illumination of the lamp according to the first waveform
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH