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From 11:00 PM CDT Friday, Nov 8 - 2:30 PM CDT Saturday, Nov 9, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
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一个常见的原因是在该VI的“stop bits”输入端连上了一个错误的值。你可以将停止位配置成1,1.5, 2数字,这看上去很简单。但是这个输入是个整数输入端,只能配成整数,不能配置成双精的1.5。
最好的解决方法是右键点击输入端创建常量。这将出现枚举的常量并且可以传入正确的值。另一种办法是按下表输入值。
Number of Stop Bits | Value to Input |
1 |
10 |
1.5 |
15 |
2 |
20 |
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