This paper introduces the characteristics of E6C2 rotary encoder, and integrates high-speed counter block of PLC, explains how to use incremental rotary encoder to carry out the precise positioning.

介绍了E6C2编码器的特点，并结合可编程序控制器的高速计数模块重点阐述了如何利用增量式编码器实现位置的精确定位。

youdao

Listing 3 provides a block of code that USES your Counter class.

清单3中的代码块使用了counter类。

youdao

When a call to the log method is found, we check to see if the program counter is outside the if block determined earlier.

找到对log方法的调用后，我们检查程序计数器是否在前面确定的if块外面。

youdao

Well, this block here on the left that I came counter counter=0 up with arbitrarily sets a variable called counter equal to 0 and then it forever says that counters value 1 and then it changes the counter by 1.

大家看一下左边的这一段代码,其中有一个随便定义的变量,它会一直显示counter的值,每显示一次，counter加。

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