With outer communication of car and light control system in car

The utility model discloses a with outer communication of car and light control system in car, it includes signal?input?circuit etc. Signal?input?circuit, host computer control circuit, first communication circuit, second?newsletter circuit, the quick -witted control circuit of follow, signal output circuit connect gradually, signal?input?circuit includes first triode etc. And first resistance, third resistance all are connected with the base of first triode, and second resistance is connected with the collecting electrode of first triode, the emitter?ground of first triode, signal output circuit includes second triode etc. And fourth resistance is connected with the base of second triode, the emitter?ground of second triode, and second resistance, third resistance all are connected with the collecting electrode of second triode, and third resistance is connected with the drain electrode of third triode. The utility model discloses make full car need not walk the line, the cost of labor has been reduced to ot