介绍PLC对数字量信号和模拟量信号的采样和滤波处理方法。
The sampling and filtering methods with PLC for digital and analog signals are described in the article.
在工业控制场合，常常需要对多路模拟量信号进行检测，并且还要对多路模拟量信号进行控制。
It's usually needs to be tested and controlled about the multi-way analogue signals on industry controlling.
概括起来就是各种模拟量信号、开关量信号、61162格式的串口信号、脉冲信号以及音频信号和视频信号。
Summarily, they include various analog signals, digital signals, signals defined in IEC 61162 series, pulse signals, audio signals and video signals.
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