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Reference Guides
Explore the Extended Definitions, OML Guides, Block Library, API Guide and Glossary.
Block Reference Guide
Describes all of the blocks in the installed Twin Activate library.

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Reference Guides
Explore the Extended Definitions, OML Guides, Block Library, API Guide and Glossary.
- Extended Definitions for Advanced Users
  In-depth information on key topics in the User's Guide.
- Scripting Guide for OpenMatrix Language
  OpenMatrix is a mathematical scripting language.
- Reference Guide for OpenMatrix Language Functions
  The Reference Guide contains documentation for all functions supported in the OpenMatrix language.
- Block Reference Guide
  Describes all of the blocks in the installed Twin Activate library.
- Function Guide for Twin Activate
  Provides information about developing and simulating models through the Twin Activate Application Program Interface.
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- Keyboard Shortcuts
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- Glossary
  Key terms associated with the software.
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ExternWrite

This block creates a global variable in the generated code.

ExternWrite

Library

WrapperCodeGenerator

ExternWrite_0

Name	Label	Description	Data Type	Valid Values
varname	Variable name		String
dtype	dtype		String	'double' 'int32' 'int16' 'int8' 'uint32' 'uint16' 'uint8' 'boolean' 'inherit'

Name	Type	Description	IO Type	Number
Port 1	explicit		input	1