学习计时相关指令的小程序,可作为学习欧姆龙系列PLC的小例程,例程中设计了两个定时器交替触发，构成的双稳态触发模块，可以广发应用于PLC的编程控制中。编程用的软件，cx-programmer

-Timing-related instruction to learn a small program can be used as a small learning Omron Series PLC routines, routines designed two alternate trigger timer, consisting of bistable trigger module, can be applied widely distributed in the PLC programming control .