The block diagram of the system software that the soft start-up and the variable parameters PI control is realized with assemble language 80c196 according with sampling period is given out.
同时，给出了以80c 196汇编语言实现的，根据采样周期进行软启动或变参数PI控制的软件程序框图。
2
The control software adopts 984 Ladder Diagram. Its complicated logic is difficult to understand, and it doesn't accord with IEC programming language.