The invention discloses a display driving method and device for a segment type liquid crystal display. The method includes an assignment step, a first generation step, a second generation step, an acquisition step and a driving step. According to the display driving method and device for the segment type liquid crystal display, time spent in repeatedly reading a segment type LCD logic diagram to acquire relevant control information and checking display control can be saved, time spent in manually compiling macro definition is shortened, a control program does not need to be compiled again, acquired information is high in accuracy, and transportability is very high.