【摘要】 :就目前应用于程控装置中的声光报警器的现状 ,提出一种利用可编程控制器处理声光报警信号的新方法。给出了程控报警装置的软硬件设计。更多还原

【Abstract】 In view of the present status of sound and light alarm devices, the authors propose a new way which uses the programmable logic controller to process the sound and light alarm signals. The hardware design and software design are also presented.更多还原