The forth chapter tells us the software design of soft starter, including the main program, closed loop subprogram and interrupt service subprogram design. 第四章详细介绍了控制系统的软件设计,包括主程序,闭环计算程序和中断服务子程序等。
Chapter four discussed the software design of control system in detail, including main program, closed loop program and interrupted subprogram, and study the program of the torque control soft-start emphatically. 第四章中,详细介绍了控制系统的软件设计,包括主程序,闭环计算程序和中断服务子程序等的设计与流程,并着重介绍了转矩起动软件实现方法。