When discharges are detected, the counter or preset counter is incremented or decremented respectively-a particularly useful feature for long test runs. 当检测到放电时,计数器或预置计数器相应地进行增或减计数,对于长时间测试这是一种特别有用的功能。
In the end, we provide a particular method for the external adjustment of the preset value of the Counter and Timer of the PC, and a method of I/ O expansion. 可指示维修期限.给出了PC内部Counter和Timer预设值的外部调整方法,以及I/O信号扩展的一种解决办法。