采用复杂可编程逻辑器件(CPLD)实现了无人机自毁系统设计,并对各种自毁情形下自毁信号的产生进行了设计与仿真,介绍了仿真信号的形成原理和电路设计方法,并给出部分电路和仿真波形.该文的设计可适用于不同自毁条件的无人机,自毁参数可以进行编程修改,如无人机最大飞行时间等.采用CPLD技术简化了电路的设计,提高了电路的仿真精度和可靠性.“,”The pilotless aircraft self-destruction system is implemented with CPLD.Designs and simulation of the creation of self-destruction signal are completed under various self-destruction circumstances at the same time.The principle that generates the simulation signals and the design methods are introduced.A part of circuit and simulation waveform are presented.The design in this paper can be applied to aerocraft of different self-destruction circumstances.Some self-destruction parameters can be changed by altering programme such as the maximal fly time.As a result,the design of the circuits are reduced,the simulation precision and the reliability are increased.