API Requirements and Installation

Windows

  • Supported compiler version - see Software requirements.
  • During installation there is a dialog to install individual components of WinCC OA. Check the check box to install the API. WinCC OA API installs the API. The API is installed in <wincc_oa_path>/api by default). You can also specify any other target directory, for example, C:/ => API is installed to C:/api.
  • You need a license for the API.
CAUTION: Please check the requirements for API development for the used WinCC OA version. Existing API projects must be converted and compiled with the corresponding compiler to match the API requirements. For more information about how to convert existing projects, see chapter Create API manager/driver.
Note:

The home page of the Doxygen documentation is <wincc_oa_path>/api/docu/index.html.

Linux

In order to be able to use the API, you must set the following environment variables:

  • For the supported GCC versions see: see Software requirements.
  • During installation there is a dialog to install individual components of WinCC OA. Check the check box to install the API. WinCC OA API installs the API. The API is installed in opt/WinCC_OA/<version>/api directory.
  • You need a license for the API.