LABVIEW_ Classroom notes random (XIII) sub VI

Catalog

Son VI

Son VI Create examples  

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Son VI

Create a child VI 

LabVIEW The son of VI Similar to functions in text programming languages . If in LabVIEW Do not use subkeys in VI, It's like not using functions in a text programming language , It's impossible to build large programs .

In fact, any VI Itself can be used as a child VI By other VI call , Just need to be in ordinary VI It's just two more simple steps on the basis of ： Define connection terminals and icons .

Son VI Create examples  

Step one ： Create a new one VI 

Step two ： Edit child VI Icon  

Step three ： Establish connection terminals  

Step four ： Keep it VI

Step five ： Son VI Of call , Compare Simple , Just like other function calls in the function panel

Example ：

Start packaging

1、 Define connection terminals （ Determine how many I / O terminals there are ）

for example , We confirm that the input and output terminals share 3 individual , So select this box

2、 OK Icon  

Delete the default icon first , Draw our own

How to call

Homework