The system is composed of a PC as host computer and four 80C196KC single-chip microcomputer controllers as slave computers, and an electric dynamometer control station situated in slave position as a part of the system.

• 它由一台微机作为上位机（主机）、4个80C196KC单片机控制模块作为下位机（从机），以及处于下位的电涡流测功机控制柜组成。