Keyence LJ-V7000 Series Manual do Utilizador descarregar pdf (Página 7)

7LJ-V7000_COM_RM_E

6 Incorporating the Library

6.1 File structure

The files required at execution are listed below.

Place these folders/files in the same folder as the executable file.

• LJV7_IF.dll

6.2 Linking

6.2.1 C++

6.2.1.1 Linking

The library can be linked implicitly or explicitly.

To implicitly link the library, link with "LJV7_IF.lib".

* "LJV7_IF.lib" was built with Visual C++ 2008 SP1.

6.2.1.2 Include files

Include the following header files in the necessary source files.

• LJV7_IF.h

• LJV7_ErrorCode.h

6.2.2 C#/VB.NET

Call each interface using the DllImport attribute.

When passing a structure as an interface argument, specify the StructLayout attribute and pass a structure

of the same memory structure as the DLL.

For details, refer to the NativeMethods class (NativeMethods.cs) in the sample.

The processing to call each function has been implemented.

7 Types

In this document, variable types are described according to the following definitions.

CHAR Signed 8-bit integer

BYTE Unsigned 8-bit integer

SHORT Signed 16-bit integer

WORD Unsigned 16-bit integer

LONG Signed 32-bit integer

DWORD Unsigned 32-bit integer

FLOAT Single precision floating point number (32 bits)

DOUBLE Double precision floating point number (64 bits)

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