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A Software Engineering Approach to LabVIEW™ by Steve Watts, Jon Conway

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Chapter 5. LCOD Implementation

Component Mechanisms

We should consider the inherent requirements for all components.

  • All of the components, public functions, and data should be accessible via a simple interface.

  • We should be able to add/delete/modify our component's actions simply.

  • Any modifications should have little effect on the overall software design.

  • The component stores its own state locally and persistently.

  • The component should initialize itself.

  • Errors are handled by the component.

  • Inputs and Outputs should verify themselves.

Message Sending

Message sending is the means of controlling your component. The calling component will send a message to the called component telling it what to do.

There are various methods you could employ to send messages ...

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