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修改时间 09-25-2019 11:59 PM
通过NI OPC连接S7-300PLC,按扭绑定到从OPC创建的布尔型共享变量上,按钮机械动作选择的是保持转换直到释放,实际操作时频繁出现按钮已经松开但是值不复位的情况,搞不懂什么原因
修改时间 09-26-2019 07:13 AM
这是新手常见的问题. 与绑定无关.
一个按钮被程序读了才会复位.
修改时间 10-03-2019 05:54 PM
创建一个不关联OPC的变量并绑定到按钮上操作,按钮不会出现问题,是不是按钮操作和OPC的读写有冲突啊,一个按钮被程序读了才能复位具体到程序上怎么是怎么表现的啊,我就是按钮控件绑定变量,然后操作按钮,按钮控件放的循环里也是一样的
修改时间 10-03-2019 06:01 PM
绑定到一个boolean indicator 上.
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