timer and trigger system 定时触发系统
The Timer element can be used to trigger time-sensitive execution and to model expirations and time limits in the process.
Timer元素可以用来触发流程中时间敏感性的执行操作、模型终止和时间限定。
Timer is an instance of CSTimer, which is set to trigger every five seconds, at which time the device will double the current value of the multiplying factor.
timer是CSTimer的实例,它被设置成每5秒触发一次,每次触发时,设备会把乘数的当前值加倍。
Implementation of the procedure to add a second trigger the interval timer.
实现方法在程序中添加一个触发间隔为一秒的计时器。
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