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Building the Block Diagram



Concepts

Block Diagram Objects
Functions Overview
Express VIs
Using Wires to Link Block Diagram Objects
Handling Variant Data
Polymorphic Functions
Numeric Data
Block Diagram Data Flow
Designing the Block Diagram
Using Comparison Functions

How-To

Configuring Objects

Creating and Editing User-Defined Constants
Creating Controls and Indicators on the Block Diagram
Displaying SubVIs and Express VIs as Icons or Expandable Nodes
Displaying Terminals as Icons or Data Types
Inserting and Removing Inputs and Outputs
Inserting Block Diagram Objects
Replacing Block Diagram Objects
Resizing Nodes
Selecting the Instance of a Polymorphic VI Manually

Wiring Block Diagram Objects

Automatically Wiring Objects
Configuring Automatic Wiring
Deleting Wires
Displaying Terminals for VIs, Functions, and Express VIs
Moving Wires
Routing Wires
Selecting Wires
Wiring Block Diagram Objects Manually
Wiring Techniques to Avoid
Wiring Structures

Assigning More Than One Value to a Sequence Local Terminal
Failing to Wire a Tunnel in All Cases of a Case Structure
Overlapping Tunnels
Wiring from Multiple Frames of a Stacked Sequence Structure

Numeric Data

Numeric Conversion
Changing Numeric Representation
Changing the Numeric Representation of a Control Refnum
Configuring Output Settings for Numeric Functions
Numeric Data Types

Complex Numbers
Floating-Point Numbers
Integers
Numeric Data Types Table
Unsigned Integers
Fixed-Point Numbers

Configuring Fixed-Point Numbers
Caveats and Recommendations for Using Fixed-Point Numbers
Adapting to Cycles of Fixed-Point Data in Loops with Shift Registers
VIs and Functions that Support the Fixed-Point Data Type

Express VIs

Configuring Express VIs
Creating a SubVI from an Express VI
Reporting Data Using the DIAdem Report Express VI
Using Dynamic Data

Converting Data to the Dynamic Data Type
Converting Dynamic Data to Other Data Types

Variant Data

Adding Attributes to Variant Data
Converting Flattened Data to Variant Data
Converting LabVIEW Data to Variant Data
Converting Variant Data to LabVIEW Data
Deleting Attributes from Variant Data
Retrieving Attributes from Variant Data

Units

Associating Units with a Numeric Control or Indicator
Available Units in LabVIEW
Creating Polymorphic Units
Unit Syntax

Comparison Functions

Comparing Arrays
Comparing Boolean Values
Comparing Characters
Comparing Clusters
Comparing Numeric Values
Comparing Strings
Determining Range Values and Coercing Data
Determining Range Values and Coercing Data in Arrays
Setting Comparison Functions to Compare Elements or Aggregates